Bump version to 5.1.12 for release

Bump softprops/action-gh-release from 2.2.2 to 2.3.2 (#316 )
Bumps [softprops/action-gh-release](https://github.com/softprops/action-gh-release) from 2.2.2 to 2.3.2. - [Release notes](https://github.com/softprops/action-gh-release/releases) - [Changelog](https://github.com/softprops/action-gh-release/blob/master/CHANGELOG.md) - [Commits](https://github.com/softprops/action-gh-release/compare/v2.2.2...v2.3.2) --- updated-dependencies: - dependency-name: softprops/action-gh-release dependency-version: 2.3.2 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2026-11-04 16:50:04 -05:00 · 2025-07-01 20:59:38 -04:00 · 2025-07-01 20:58:24 -04:00 · 2025-07-01 20:57:24 -04:00 · 2025-07-01 17:50:13 +00:00 · 2025-07-01 17:49:19 +00:00
109 changed files with 4439 additions and 2628 deletions
@@ -0,0 +1,491 @@
+[*]
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+
+[*.java]
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+
+[*.properties]
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+
+[{*.ant,*.fxml,*.jhm,*.jnlp,*.jrxml,*.jspx,*.pom,*.rng,*.tagx,*.tld,*.wsdl,*.xml,*.xsd,*.xsl,*.xslt,*.xul}]
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+
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+
+[{*.htm,*.html,*.sht,*.shtm,*.shtml}]
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+ij_html_keep_indents_on_empty_lines = false
+ij_html_keep_line_breaks = true
+ij_html_keep_line_breaks_in_text = true
+ij_html_keep_whitespaces = false
+ij_html_keep_whitespaces_inside = span,pre,textarea
+ij_html_line_comment_at_first_column = true
+ij_html_new_line_after_last_attribute = never
+ij_html_new_line_before_first_attribute = never
+ij_html_quote_style = double
+ij_html_remove_new_line_before_tags = br
+ij_html_space_after_tag_name = false
+ij_html_space_around_equality_in_attribute = false
+ij_html_space_inside_empty_tag = false
+ij_html_text_wrap = normal
+
+[{*.markdown,*.md}]
+ij_markdown_force_one_space_after_blockquote_symbol = true
+ij_markdown_force_one_space_after_header_symbol = true
+ij_markdown_force_one_space_after_list_bullet = true
+ij_markdown_force_one_space_between_words = true
+ij_markdown_format_tables = true
+ij_markdown_insert_quote_arrows_on_wrap = true
+ij_markdown_keep_indents_on_empty_lines = false
+ij_markdown_keep_line_breaks_inside_text_blocks = true
+ij_markdown_max_lines_around_block_elements = 1
+ij_markdown_max_lines_around_header = 1
+ij_markdown_max_lines_between_paragraphs = 1
+ij_markdown_min_lines_around_block_elements = 1
+ij_markdown_min_lines_around_header = 1
+ij_markdown_min_lines_between_paragraphs = 1
+ij_markdown_wrap_text_if_long = true
+ij_markdown_wrap_text_inside_blockquotes = true
+
+[{*.toml,Cargo.lock,Cargo.toml.orig,Gopkg.lock,Pipfile,poetry.lock,uv.lock}]
+ij_toml_keep_indents_on_empty_lines = false
+
+[{*.yaml,*.yml}]
+ij_yaml_align_values_properties = do_not_align
+ij_yaml_autoinsert_sequence_marker = true
+ij_yaml_block_mapping_on_new_line = false
+ij_yaml_indent_sequence_value = true
+ij_yaml_keep_indents_on_empty_lines = false
+ij_yaml_keep_line_breaks = true
+ij_yaml_line_comment_add_space = false
+ij_yaml_line_comment_add_space_on_reformat = false
+ij_yaml_line_comment_at_first_column = true
+ij_yaml_sequence_on_new_line = false
+ij_yaml_space_before_colon = false
+ij_yaml_spaces_within_braces = true
+ij_yaml_spaces_within_brackets = true
@@ -0,0 +1,11 @@
+# Use lf endings by default.
+* text=auto eol=lf
+
+# Declare text file types just in case
+*.java text
+*.yml text
+*.xml text
+*.md text
+
+# Exclude binary files
+*.png binary
@@ -20,7 +20,7 @@ jobs:

      - name: Create Release
        id: create-release
-        uses: softprops/action-gh-release@v2.2.1
+        uses: softprops/action-gh-release@v2.3.2
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
@@ -1,7 +1,10 @@
 ## About
-OpenInv is a [Bukkit plugin](https://dev.bukkit.org/projects/openinv) which allows users to open and edit anyone's inventory or ender chest - online or not!
+
+OpenInv is a [Bukkit plugin](https://dev.bukkit.org/projects/openinv) which allows users to open and edit anyone's
+inventory or ender chest - online or not!

 ## Features
+
 - **OpenInv**: Open anyone's inventory, even if they're offline.
  - Read-only mode! Don't grant edit permission.
  - Cross-world support! Allow access only from the same world.
@@ -16,15 +19,19 @@ OpenInv is a [Bukkit plugin](https://dev.bukkit.org/projects/openinv) which allo
 - **AnyContainer**: Open containers, even if blocked by ocelots or blocks.

 ## Commands
+
 See [the wiki](https://github.com/Jikoo/OpenInv/wiki/Commands).

 ## Permissions
+
 See [the wiki](https://github.com/Jikoo/OpenInv/wiki/Permissions)

 ## For Developers

 ### As a Dependency
+
 The OpenInv API is available via [JitPack](https://jitpack.io/).
+
 ```xml
  <repositories>
    <repository>
@@ -33,6 +40,7 @@ The OpenInv API is available via [JitPack](https://jitpack.io/).
    </repository>
  </repositories>
 ```
+
 ```xml
  <dependencies>
    <dependency>
@@ -42,9 +50,12 @@ The OpenInv API is available via [JitPack](https://jitpack.io/).
    </dependency>
  </dependencies>
 ```
-Note that since JitPack only builds the API now, the "full" OpenInv jar on JitPack is actually the openinvapi artifact. This is a change from previous dependency declaration that I hope to revert.
+
+Note that since JitPack only builds the API now, the "full" OpenInv jar on JitPack is actually the openinvapi artifact.
+This is a change from previous dependency declaration that I hope to revert.

 ### Compilation
+
 Execute the gradle wrapper:  
 `./gradlew build`

@@ -64,13 +64,16 @@ public class TogglePersist extends JavaPlugin implements Listener {
  }

  private void set(UUID playerId, String toggleName) {
-    enabledToggles.compute(playerId, (uuid, toggles) -> {
-      if (toggles == null) {
-        toggles = new HashSet<>();
-      }
-      toggles.add(toggleName);
-      return toggles;
-    });
+    enabledToggles.compute(
+        playerId,
+        (uuid, toggles) -> {
+          if (toggles == null) {
+            toggles = new HashSet<>();
+          }
+          toggles.add(toggleName);
+          return toggles;
+        }
+    );
  }

  @Override
@@ -97,13 +100,16 @@ public class TogglePersist extends JavaPlugin implements Listener {
      String idString = playerToggles.getKey().toString();
      for (String toggleName : playerToggles.getValue()) {
        // Add player ID to listing for each enabled toggle.
-        converted.compute(toggleName, (name, ids) -> {
-          if (ids == null) {
-            ids = new ArrayList<>();
-          }
-          ids.add(idString);
-          return ids;
-        });
+        converted.compute(
+            toggleName,
+            (name, ids) -> {
+              if (ids == null) {
+                ids = new ArrayList<>();
+              }
+              ids.add(idString);
+              return ids;
+            }
+        );
      }
    }
    return converted;
@@ -133,10 +139,13 @@ public class TogglePersist extends JavaPlugin implements Listener {
    if (event.isEnabled()) {
      set(event.getPlayerId(), event.getToggle().getName());
    } else {
-      enabledToggles.computeIfPresent(event.getPlayerId(), (uuid, toggles) -> {
-        toggles.remove(event.getToggle().getName());
-        return toggles.isEmpty() ? null : toggles;
-      });
+      enabledToggles.computeIfPresent(
+          event.getPlayerId(),
+          (uuid, toggles) -> {
+            toggles.remove(event.getToggle().getName());
+            return toggles.isEmpty() ? null : toggles;
+          }
+      );
    }
  }

@@ -35,151 +35,157 @@ import java.util.logging.Logger;
 */
 public interface IOpenInv {

-    /**
-     * Check if the server version is supported by OpenInv.
-     *
-     * @return true if the server version is supported
-     */
-    boolean isSupportedVersion();
+  /**
+   * Check if the server version is supported by OpenInv.
+   *
+   * @return true if the server version is supported
+   */
+  boolean isSupportedVersion();

-    /**
-     * Check the configuration value for whether OpenInv saves player data when unloading players. This is exclusively
-     * for users who do not allow editing of inventories, only viewing, and wish to prevent any possibility of bugs such
-     * as lishid#40. If true, OpenInv will not ever save any edits made to players.
-     *
-     * @return false unless configured otherwise
-     */
-    boolean disableSaving();
+  /**
+   * Check the configuration value for whether OpenInv saves player data when unloading players. This is exclusively
+   * for users who do not allow editing of inventories, only viewing, and wish to prevent any possibility of bugs such
+   * as lishid#40. If true, OpenInv will not ever save any edits made to players.
+   *
+   * @return false unless configured otherwise
+   */
+  boolean disableSaving();

-    /**
-     * Check the configuration value for whether OpenInv allows offline access. If true, OpenInv will not load or allow
-     * modification of players while they are not online. This does not prevent other plugins from using existing loaded
-     * players who have gone offline.
-     *
-     * @return false unless configured otherwise
-     * @since 4.2.0
-     */
-    boolean disableOfflineAccess();
+  /**
+   * Check the configuration value for whether OpenInv allows offline access. If true, OpenInv will not load or allow
+   * modification of players while they are not online. This does not prevent other plugins from using existing loaded
+   * players who have gone offline.
+   *
+   * @return false unless configured otherwise
+   * @since 4.2.0
+   */
+  boolean disableOfflineAccess();

-    /**
-     * Check the configuration value for whether OpenInv uses history for opening commands. If false, OpenInv will use
-     * the previous parameterized search when no parameters are provided.
-     *
-     * @return false unless configured otherwise
-     * @since 4.3.0
-     */
-    boolean noArgsOpensSelf();
+  /**
+   * Check the configuration value for whether OpenInv uses history for opening commands. If false, OpenInv will use
+   * the previous parameterized search when no parameters are provided.
+   *
+   * @return false unless configured otherwise
+   * @since 4.3.0
+   */
+  boolean noArgsOpensSelf();

-    /**
-     * Get the active {@link IAnySilentContainer} implementation.
-     *
-     * @return the active implementation for the server version
-     * @throws IllegalStateException if the server version is unsupported
-     */
-    @NotNull IAnySilentContainer getAnySilentContainer();
+  /**
+   * Get the active {@link IAnySilentContainer} implementation.
+   *
+   * @return the active implementation for the server version
+   * @throws IllegalStateException if the server version is unsupported
+   */
+  @NotNull IAnySilentContainer getAnySilentContainer();

-    /**
-     * Get whether a user has AnyContainer mode enabled.
-     *
-     * @param offline the user to obtain the state of
-     * @return true if AnyContainer mode is enabled
-     */
-    boolean getAnyContainerStatus(@NotNull OfflinePlayer offline);
+  /**
+   * Get whether a user has AnyContainer mode enabled.
+   *
+   * @param offline the user to obtain the state of
+   * @return true if AnyContainer mode is enabled
+   */
+  boolean getAnyContainerStatus(@NotNull OfflinePlayer offline);

-    /**
-     * Set whether a user has AnyContainer mode enabled.
-     *
-     * @param offline the user to set the state of
-     * @param status the state of the mode
-     */
-    void setAnyContainerStatus(@NotNull OfflinePlayer offline, boolean status);
+  /**
+   * Set whether a user has AnyContainer mode enabled.
+   *
+   * @param offline the user to set the state of
+   * @param status the state of the mode
+   */
+  void setAnyContainerStatus(@NotNull OfflinePlayer offline, boolean status);

-    /**
-     * Get whether a user has SilentContainer mode enabled.
-     *
-     * @param offline the user to obtain the state of
-     * @return true if SilentContainer mode is enabled
-     */
-    boolean getSilentContainerStatus(@NotNull OfflinePlayer offline);
+  /**
+   * Get whether a user has SilentContainer mode enabled.
+   *
+   * @param offline the user to obtain the state of
+   * @return true if SilentContainer mode is enabled
+   */
+  boolean getSilentContainerStatus(@NotNull OfflinePlayer offline);

-    /**
-     * Set whether a user has SilentContainer mode enabled.
-     *
-     * @param offline the user to set the state of
-     * @param status the state of the mode
-     */
-    void setSilentContainerStatus(@NotNull OfflinePlayer offline, boolean status);
+  /**
+   * Set whether a user has SilentContainer mode enabled.
+   *
+   * @param offline the user to set the state of
+   * @param status the state of the mode
+   */
+  void setSilentContainerStatus(@NotNull OfflinePlayer offline, boolean status);

-    /**
-     * Get an {@link ISpecialEnderChest} for a user.
-     *
-     * @param player the {@link Player} owning the inventory
-     * @param online whether the owner is currently online
-     * @return the created inventory
-     * @throws IllegalStateException if the server version is unsupported
-     * @throws InstantiationException if there was an issue creating the inventory
-     */
-    @NotNull ISpecialEnderChest getSpecialEnderChest(@NotNull Player player, boolean online) throws InstantiationException;
+  /**
+   * Get an {@link ISpecialEnderChest} for a user.
+   *
+   * @param player the {@link Player} owning the inventory
+   * @param online whether the owner is currently online
+   * @return the created inventory
+   * @throws IllegalStateException if the server version is unsupported
+   * @throws InstantiationException if there was an issue creating the inventory
+   */
+  @NotNull ISpecialEnderChest getSpecialEnderChest(
+      @NotNull Player player,
+      boolean online
+  ) throws InstantiationException;

-    /**
-     * Get an {@link ISpecialPlayerInventory} for a user.
-     *
-     * @param player the {@link Player} owning the inventory
-     * @param online whether the owner is currently online
-     * @return the created inventory
-     * @throws IllegalStateException if the server version is unsupported
-     * @throws InstantiationException if there was an issue creating the inventory
-     */
-    @NotNull ISpecialPlayerInventory getSpecialInventory(@NotNull Player player, boolean online) throws InstantiationException;
+  /**
+   * Get an {@link ISpecialPlayerInventory} for a user.
+   *
+   * @param player the {@link Player} owning the inventory
+   * @param online whether the owner is currently online
+   * @return the created inventory
+   * @throws IllegalStateException if the server version is unsupported
+   * @throws InstantiationException if there was an issue creating the inventory
+   */
+  @NotNull ISpecialPlayerInventory getSpecialInventory(
+      @NotNull Player player,
+      boolean online
+  ) throws InstantiationException;

-    /**
-     * Open an {@link ISpecialInventory} for a {@link Player}.
-     *
-     * @param player the viewer
-     * @param inventory the inventory to open
-     * @return the resulting {@link InventoryView}
-     */
-    @Nullable InventoryView openInventory(@NotNull Player player, @NotNull ISpecialInventory inventory);
+  /**
+   * Open an {@link ISpecialInventory} for a {@link Player}.
+   *
+   * @param player the viewer
+   * @param inventory the inventory to open
+   * @return the resulting {@link InventoryView}
+   */
+  @Nullable InventoryView openInventory(@NotNull Player player, @NotNull ISpecialInventory inventory);

-    /**
-     * Check if a {@link Player} is currently loaded by OpenInv.
-     *
-     * @param playerUuid the {@link UUID} of the {@code Player}
-     * @return whether the {@code Player} is loaded
-     * @since 4.2.0
-     */
-    boolean isPlayerLoaded(@NotNull UUID playerUuid);
+  /**
+   * Check if a {@link Player} is currently loaded by OpenInv.
+   *
+   * @param playerUuid the {@link UUID} of the {@code Player}
+   * @return whether the {@code Player} is loaded
+   * @since 4.2.0
+   */
+  boolean isPlayerLoaded(@NotNull UUID playerUuid);

-    /**
-     * Load a {@link Player} from an {@link OfflinePlayer}. If the user has not played before or the default world for
-     * the server is not loaded, this will return {@code null}.
-     *
-     * @param offline the {@code OfflinePlayer} to load a {@code Player} for
-     * @return the loaded {@code Player}
-     * @throws IllegalStateException if the server version is unsupported
-     */
-    @Nullable Player loadPlayer(@NotNull final OfflinePlayer offline);
+  /**
+   * Load a {@link Player} from an {@link OfflinePlayer}. If the user has not played before or the default world for
+   * the server is not loaded, this will return {@code null}.
+   *
+   * @param offline the {@code OfflinePlayer} to load a {@code Player} for
+   * @return the loaded {@code Player}
+   * @throws IllegalStateException if the server version is unsupported
+   */
+  @Nullable Player loadPlayer(@NotNull final OfflinePlayer offline);

-    /**
-     * Match an existing {@link OfflinePlayer}. If the name is a {@link UUID#toString() UUID string}, this will only
-     * return the user if they have actually played on the server before, unlike {@link Bukkit#getOfflinePlayer(UUID)}.
-     *
-     * <p>This method is potentially very heavily blocking. It should not ever be called on the
-     * main thread, and if it is, a stack trace will be displayed alerting server owners to the
-     * call.
-     *
-     * @param name the string to match
-     * @return the user with the closest matching name
-     */
-    @Nullable OfflinePlayer matchPlayer(@NotNull String name);
+  /**
+   * Match an existing {@link OfflinePlayer}. If the name is a {@link UUID#toString() UUID string}, this will only
+   * return the user if they have actually played on the server before, unlike {@link Bukkit#getOfflinePlayer(UUID)}.
+   *
+   * <p>This method is potentially very heavily blocking. It should not ever be called on the
+   * main thread, and if it is, a stack trace will be displayed alerting server owners to the
+   * call.
+   *
+   * @param name the string to match
+   * @return the user with the closest matching name
+   */
+  @Nullable OfflinePlayer matchPlayer(@NotNull String name);

-    /**
-     * Forcibly close inventories of and unload any cached data for a user.
-     *
-     * @param offline the {@link OfflinePlayer} to unload
-     */
-    void unload(@NotNull OfflinePlayer offline);
+  /**
+   * Forcibly close inventories of and unload any cached data for a user.
+   *
+   * @param offline the {@link OfflinePlayer} to unload
+   */
+  void unload(@NotNull OfflinePlayer offline);

-    Logger getLogger();
+  Logger getLogger();

 }
@@ -26,8 +26,8 @@ public class OpenPlayerSaveEvent extends PlayerSaveEvent {
   */
  @RestrictedApi(
      explanation = "Constructor is not considered part of the API and may be subject to change.",
-      link = "",
-      allowedOnPath = ".*/com/lishid/openinv/event/OpenEvents.java")
+      allowedOnPath = ".*/com/lishid/openinv/event/OpenEvents.java"
+  )
  @ApiStatus.Internal
  OpenPlayerSaveEvent(@NotNull Player player, @NotNull ISpecialInventory inventory) {
    super(player);
@@ -27,8 +27,8 @@ public class PlayerSaveEvent extends PlayerEvent implements Cancellable {
   */
  @RestrictedApi(
      explanation = "Constructor is not considered part of the API and may be subject to change.",
-      link = "",
-      allowedOnPath = ".*/com/lishid/openinv/event/(OpenPlayerSaveEvent|OpenEvents).java")
+      allowedOnPath = ".*/com/lishid/openinv/event/(OpenPlayerSaveEvent|OpenEvents).java"
+  )
  @ApiStatus.Internal
  PlayerSaveEvent(@NotNull Player player) {
    super(player);
@@ -22,8 +22,8 @@ public class PlayerToggledEvent extends Event {

  @RestrictedApi(
      explanation = "Constructor is not considered part of the API and may be subject to change.",
-      link = "",
-      allowedOnPath = ".*/com/lishid/openinv/event/OpenEvents.java")
+      allowedOnPath = ".*/com/lishid/openinv/event/OpenEvents.java"
+  )
  @ApiStatus.Internal
  PlayerToggledEvent(@NotNull PlayerToggle toggle, @NotNull UUID uuid, boolean enabled) {
    this.toggle = toggle;
@@ -29,94 +29,94 @@ import org.jetbrains.annotations.NotNull;

 public interface IAnySilentContainer {

-    /**
-     * Forcibly open the container at the given coordinates for the Player. This will open blocked containers! Be sure
-     * to check {@link #isAnyContainerNeeded(Block)} first if that is not desirable.
-     *
-     * @param player the {@link Player} opening the container
-     * @param silent whether the container's noise is to be silenced
-     * @param block  the {@link Block} of the container
-     * @return true if the container can be opened
-     */
-    boolean activateContainer(@NotNull Player player, boolean silent, @NotNull Block block);
+  /**
+   * Forcibly open the container at the given coordinates for the Player. This will open blocked containers! Be sure
+   * to check {@link #isAnyContainerNeeded(Block)} first if that is not desirable.
+   *
+   * @param player the {@link Player} opening the container
+   * @param silent whether the container's noise is to be silenced
+   * @param block  the {@link Block} of the container
+   * @return true if the container can be opened
+   */
+  boolean activateContainer(@NotNull Player player, boolean silent, @NotNull Block block);

-    /**
-     * Perform operations required to close the current container silently.
-     *
-     * @param player the {@link Player} closing a container
-     */
-    void deactivateContainer(@NotNull Player player);
+  /**
+   * Perform operations required to close the current container silently.
+   *
+   * @param player the {@link Player} closing a container
+   */
+  void deactivateContainer(@NotNull Player player);

-    /**
-     * Check if the container at the given coordinates is blocked.
-     *
-     * @param block the {@link Block} of the container
-     * @return true if the container is blocked
-     */
-    boolean isAnyContainerNeeded(@NotNull Block block);
+  /**
+   * Check if the container at the given coordinates is blocked.
+   *
+   * @param block the {@link Block} of the container
+   * @return true if the container is blocked
+   */
+  boolean isAnyContainerNeeded(@NotNull Block block);

-    /**
-     * Check if a shulker box block cannot be opened under ordinary circumstances.
-     *
-     * @param shulkerBox the shulker box block
-     * @return whether the container is blocked
-     */
-    default boolean isShulkerBlocked(@NotNull Block shulkerBox) {
-        Directional directional = (Directional) shulkerBox.getBlockData();
-        BlockFace facing = directional.getFacing();
-        // Construct a new 1-block bounding box at the origin.
-        BoundingBox box = new BoundingBox(0, 0, 0, 1, 1, 1);
-        // Expand the box in the direction the shulker will open.
-        box.expand(facing, 0.5);
-        // Move the box away from the origin by a block so only the expansion intersects with a box around the origin.
-        box.shift(facing.getOppositeFace().getDirection());
-        // Check if the relative block's collision shape (which will be at the origin) intersects with the expanded box.
-        return shulkerBox.getRelative(facing).getCollisionShape().overlaps(box);
-    }
+  /**
+   * Check if a shulker box block cannot be opened under ordinary circumstances.
+   *
+   * @param shulkerBox the shulker box block
+   * @return whether the container is blocked
+   */
+  default boolean isShulkerBlocked(@NotNull Block shulkerBox) {
+    Directional directional = (Directional) shulkerBox.getBlockData();
+    BlockFace facing = directional.getFacing();
+    // Construct a new 1-block bounding box at the origin.
+    BoundingBox box = new BoundingBox(0, 0, 0, 1, 1, 1);
+    // Expand the box in the direction the shulker will open.
+    box.expand(facing, 0.5);
+    // Move the box away from the origin by a block so only the expansion intersects with a box around the origin.
+    box.shift(facing.getOppositeFace().getDirection());
+    // Check if the relative block's collision shape (which will be at the origin) intersects with the expanded box.
+    return shulkerBox.getRelative(facing).getCollisionShape().overlaps(box);
+  }

-    /**
-     * Check if a chest cannot be opened under ordinary circumstances.
-     *
-     * @param chest the chest block
-     * @return whether the container is blocked
-     */
-    default boolean isChestBlocked(@NotNull Block chest) {
-        org.bukkit.block.Block relative = chest.getRelative(0, 1, 0);
-        return relative.getType().isOccluding()
-                || !chest.getWorld().getNearbyEntities(BoundingBox.of(relative), Cat.class::isInstance).isEmpty();
-    }
+  /**
+   * Check if a chest cannot be opened under ordinary circumstances.
+   *
+   * @param chest the chest block
+   * @return whether the container is blocked
+   */
+  default boolean isChestBlocked(@NotNull Block chest) {
+    org.bukkit.block.Block relative = chest.getRelative(0, 1, 0);
+    return relative.getType().isOccluding()
+        || !chest.getWorld().getNearbyEntities(BoundingBox.of(relative), Cat.class::isInstance).isEmpty();
+  }

-    /**
-     * Check if the given {@link Block} is a container which can be unblocked or silenced.
-     *
-     * @param block the potential container
-     * @return true if the type is a supported container
-     */
-    boolean isAnySilentContainer(@NotNull Block block);
+  /**
+   * Check if the given {@link Block} is a container which can be unblocked or silenced.
+   *
+   * @param block the potential container
+   * @return true if the type is a supported container
+   */
+  boolean isAnySilentContainer(@NotNull Block block);

-    /**
-     * Check if the given {@link BlockState} is a container which can be unblocked or silenced.
-     *
-     * @param blockState the potential container
-     * @return true if the type is a supported container
-     */
-    default boolean isAnySilentContainer(@NotNull BlockState blockState) {
-        return (blockState instanceof InventoryHolder holder && isAnySilentContainer(holder))
-                || blockState instanceof EnderChest;
-    }
+  /**
+   * Check if the given {@link BlockState} is a container which can be unblocked or silenced.
+   *
+   * @param blockState the potential container
+   * @return true if the type is a supported container
+   */
+  default boolean isAnySilentContainer(@NotNull BlockState blockState) {
+    return (blockState instanceof InventoryHolder holder && isAnySilentContainer(holder))
+        || blockState instanceof EnderChest;
+  }

-    /**
-     * Check if the given {@link InventoryHolder} is a container which can be unblocked or silenced.
-     *
-     * @param holder the potential container
-     * @return true if the type is a supported container
-     */
-    default boolean isAnySilentContainer(@NotNull InventoryHolder holder) {
-        return holder instanceof org.bukkit.block.EnderChest
-                || holder instanceof org.bukkit.block.Chest
-                || holder instanceof org.bukkit.block.DoubleChest
-                || holder instanceof org.bukkit.block.ShulkerBox
-                || holder instanceof org.bukkit.block.Barrel;
-    }
+  /**
+   * Check if the given {@link InventoryHolder} is a container which can be unblocked or silenced.
+   *
+   * @param holder the potential container
+   * @return true if the type is a supported container
+   */
+  default boolean isAnySilentContainer(@NotNull InventoryHolder holder) {
+    return holder instanceof org.bukkit.block.EnderChest
+        || holder instanceof org.bukkit.block.Chest
+        || holder instanceof org.bukkit.block.DoubleChest
+        || holder instanceof org.bukkit.block.ShulkerBox
+        || holder instanceof org.bukkit.block.Barrel;
+  }

 }
@@ -27,46 +27,49 @@ import org.jetbrains.annotations.NotNull;
 */
 public interface ISpecialInventory {

-    /**
-     * Get the {@link Inventory} associated with this {@code ISpecialInventory}.
-     *
-     * @return the Bukkit inventory
-     */
-    @NotNull Inventory getBukkitInventory();
+  /**
+   * Get the {@link Inventory} associated with this {@code ISpecialInventory}.
+   *
+   * @return the Bukkit inventory
+   */
+  @NotNull Inventory getBukkitInventory();

-    /**
-     * Get the {@link InventoryType} corresponding to this {@code ISpecialInventory}.
-     *
-     * @return the type of Bukkit inventory
-     */
-    @NotNull InventoryType getBukkitType();
+  /**
+   * Get the {@link InventoryType} corresponding to this {@code ISpecialInventory}.
+   *
+   * @return the type of Bukkit inventory
+   */
+  @NotNull InventoryType getBukkitType();

-    /**
-     * Set the owning {@link Player} instance to a newly-joined user.
-     *
-     * @param player the user coming online
-     */
-    void setPlayerOnline(@NotNull Player player);
+  /**
+   * Set the owning {@link Player} instance to a newly-joined user.
+   *
+   * @param player the user coming online
+   */
+  void setPlayerOnline(@NotNull Player player);

-    /**
-     * Mark the owner of the inventory offline.
-     */
-    void setPlayerOffline();
+  /**
+   * Mark the owner of the inventory offline.
+   *
+   * @deprecated No longer used by implementations.
+   */
+  @Deprecated(forRemoval = true, since = "5.1.11")
+  default void setPlayerOffline() {}

-    /**
-     * Get whether the inventory is being viewed by any users.
-     *
-     * @return true if the inventory is being viewed
-     */
-    default boolean isInUse() {
-        return !getBukkitInventory().getViewers().isEmpty();
-    }
+  /**
+   * Get whether the inventory is being viewed by any users.
+   *
+   * @return true if the inventory is being viewed
+   */
+  default boolean isInUse() {
+    return !getBukkitInventory().getViewers().isEmpty();
+  }

-    /**
-     * Get the {@link Player} who owns the inventory.
-     *
-     * @return the {@link HumanEntity} who owns the inventory
-     */
-    @NotNull HumanEntity getPlayer();
+  /**
+   * Get the {@link Player} who owns the inventory.
+   *
+   * @return the {@link HumanEntity} who owns the inventory
+   */
+  @NotNull HumanEntity getPlayer();

 }
@@ -24,9 +24,9 @@ import org.jetbrains.annotations.NotNull;
 */
 public interface ISpecialPlayerInventory extends ISpecialInventory {

-    @Override
-    default @NotNull InventoryType getBukkitType() {
-        return InventoryType.PLAYER;
-    }
+  @Override
+  default @NotNull InventoryType getBukkitType() {
+    return InventoryType.PLAYER;
+  }

 }
@@ -29,76 +29,78 @@ import java.util.function.BiFunction;

 public final class InventoryAccess {

-    private static @Nullable BiFunction<Inventory, Class<? extends ISpecialInventory>, ISpecialInventory> provider;
+  private static @Nullable BiFunction<Inventory, Class<? extends ISpecialInventory>, ISpecialInventory> provider;

-    public static boolean isUsable() {
-        return provider != null;
-    }
+  public static boolean isUsable() {
+    return provider != null;
+  }

-    /**
-     * Check if an {@link Inventory} is an {@link ISpecialPlayerInventory} implementation.
-     *
-     * @param inventory the Bukkit inventory
-     * @return true if backed by the correct implementation
-     */
-    public static boolean isPlayerInventory(@NotNull Inventory inventory) {
-        return getPlayerInventory(inventory) != null;
-    }
+  /**
+   * Check if an {@link Inventory} is an {@link ISpecialPlayerInventory} implementation.
+   *
+   * @param inventory the Bukkit inventory
+   * @return true if backed by the correct implementation
+   */
+  public static boolean isPlayerInventory(@NotNull Inventory inventory) {
+    return getPlayerInventory(inventory) != null;
+  }

-    /**
-     * Get the {@link ISpecialPlayerInventory} backing an {@link Inventory}. Returns {@code null} if the inventory is
-     * not backed by the correct class.
-     *
-     * @param inventory the Bukkit inventory
-     * @return the backing implementation if available
-     */
-    public static @Nullable ISpecialPlayerInventory getPlayerInventory(@NotNull Inventory inventory) {
-        return provider == null ? null : (ISpecialPlayerInventory) provider.apply(inventory, ISpecialPlayerInventory.class);
-    }
+  /**
+   * Get the {@link ISpecialPlayerInventory} backing an {@link Inventory}. Returns {@code null} if the inventory is
+   * not backed by the correct class.
+   *
+   * @param inventory the Bukkit inventory
+   * @return the backing implementation if available
+   */
+  public static @Nullable ISpecialPlayerInventory getPlayerInventory(@NotNull Inventory inventory) {
+    return provider == null ? null : (ISpecialPlayerInventory) provider.apply(inventory, ISpecialPlayerInventory.class);
+  }

-    /**
-     * Check if an {@link Inventory} is an {@link ISpecialEnderChest} implementation.
-     *
-     * @param inventory the Bukkit inventory
-     * @return true if backed by the correct implementation
-     */
-    public static boolean isEnderChest(@NotNull Inventory inventory) {
-        return getEnderChest(inventory) != null;
-    }
+  /**
+   * Check if an {@link Inventory} is an {@link ISpecialEnderChest} implementation.
+   *
+   * @param inventory the Bukkit inventory
+   * @return true if backed by the correct implementation
+   */
+  public static boolean isEnderChest(@NotNull Inventory inventory) {
+    return getEnderChest(inventory) != null;
+  }

-    /**
-     * Get the {@link ISpecialEnderChest} backing an {@link Inventory}. Returns {@code null} if the inventory is
-     * not backed by the correct class.
-     *
-     * @param inventory the Bukkit inventory
-     * @return the backing implementation if available
-     */
-    public static @Nullable ISpecialEnderChest getEnderChest(@NotNull Inventory inventory) {
-        return provider == null ? null : (ISpecialEnderChest) provider.apply(inventory, ISpecialEnderChest.class);
-    }
+  /**
+   * Get the {@link ISpecialEnderChest} backing an {@link Inventory}. Returns {@code null} if the inventory is
+   * not backed by the correct class.
+   *
+   * @param inventory the Bukkit inventory
+   * @return the backing implementation if available
+   */
+  public static @Nullable ISpecialEnderChest getEnderChest(@NotNull Inventory inventory) {
+    return provider == null ? null : (ISpecialEnderChest) provider.apply(inventory, ISpecialEnderChest.class);
+  }

-    /**
-     * Get a {@link ISpecialInventory} backing an {@link Inventory}. Returns {@code null} if the inventory is not backed
-     * by the correct class.
-     *
-     * @param inventory the Bukkit inventory
-     * @return the backing implementation if available
-     */
-    public static @Nullable ISpecialInventory getInventory(@NotNull Inventory inventory) {
-        return provider == null ? null : provider.apply(inventory, ISpecialInventory.class);
-    }
+  /**
+   * Get a {@link ISpecialInventory} backing an {@link Inventory}. Returns {@code null} if the inventory is not backed
+   * by the correct class.
+   *
+   * @param inventory the Bukkit inventory
+   * @return the backing implementation if available
+   */
+  public static @Nullable ISpecialInventory getInventory(@NotNull Inventory inventory) {
+    return provider == null ? null : provider.apply(inventory, ISpecialInventory.class);
+  }

-    @RestrictedApi(
-        explanation = "Not part of the API.",
-        link = "",
-        allowedOnPath = ".*/com/lishid/openinv/util/InternalAccessor.java")
-    @ApiStatus.Internal
-    static void setProvider(@Nullable BiFunction<Inventory, Class<? extends ISpecialInventory>, ISpecialInventory> provider) {
-        InventoryAccess.provider = provider;
-    }
+  @RestrictedApi(
+      explanation = "Not part of the API.",
+      allowedOnPath = ".*/com/lishid/openinv/util/InternalAccessor.java"
+  )
+  @ApiStatus.Internal
+  static void setProvider(
+      @Nullable BiFunction<Inventory, Class<? extends ISpecialInventory>, ISpecialInventory> provider
+  ) {
+    InventoryAccess.provider = provider;
+  }

-    private InventoryAccess() {
-        throw new IllegalStateException("Cannot create instance of utility class.");
-    }
+  private InventoryAccess() {
+    throw new IllegalStateException("Cannot create instance of utility class.");
+  }

 }
@@ -2,6 +2,7 @@ plugins {
  `java-library`
  alias(libs.plugins.paperweight) apply false
  alias(libs.plugins.shadow) apply false
+  id(libs.plugins.errorprone.gradle.get().pluginId) apply false
 }

 // Set by Spigot module, used by Paper module to convert to Spigot's version of Mojang mappings.
@@ -10,4 +10,5 @@ repositories {
 dependencies {
  val libs = project.extensions.getByType(VersionCatalogsExtension::class.java).named("libs")
  implementation(libs.findLibrary("specialsource").orElseThrow())
+  implementation(libs.findLibrary("errorprone-gradle").orElseThrow())
 }
@@ -10,12 +10,12 @@ import java.net.URI
 import java.nio.file.Files
 import javax.inject.Inject

-abstract class BuildToolsValueSource: ValueSource<File, BuildToolsValueSource.Parameters> {
+abstract class BuildToolsValueSource : ValueSource<File, BuildToolsValueSource.Parameters> {

  @get:Inject
  abstract val exec: ExecOperations

-  interface Parameters: ValueSourceParameters {
+  interface Parameters : ValueSourceParameters {
    val mavenLocal: Property<File>
    val workingDir: DirectoryProperty

@@ -55,7 +55,8 @@ abstract class BuildToolsValueSource: ValueSource<File, BuildToolsValueSource.Pa

    if (!installLocation.exists()) {
      throw IllegalStateException(
-        "Failed to install Spigot $version from $revision. Does the revision point to a different version?")
+        "Failed to install Spigot $version from $revision. Does the revision point to a different version?"
+      )
    }
    return installLocation
  }
@@ -72,7 +73,8 @@ abstract class BuildToolsValueSource: ValueSource<File, BuildToolsValueSource.Pa

    workingDir.mkdirs()

-    val buildToolsUrl = "https://hub.spigotmc.org/jenkins/job/BuildTools/lastSuccessfulBuild/artifact/target/BuildTools.jar"
+    val buildToolsUrl =
+      "https://hub.spigotmc.org/jenkins/job/BuildTools/lastSuccessfulBuild/artifact/target/BuildTools.jar"
    println("Downloading $buildToolsUrl")
    val stream = URI.create(buildToolsUrl).toURL().openStream()
    Files.copy(stream, buildTools.toPath())
@@ -3,7 +3,7 @@ package com.github.jikoo.openinv
 import org.gradle.api.model.ObjectFactory
 import org.gradle.jvm.toolchain.JavaToolchainSpec

-abstract class SpigotDependencyExtension (
+abstract class SpigotDependencyExtension(
  objects: ObjectFactory
 ) {

@@ -11,7 +11,7 @@ import org.gradle.kotlin.dsl.named
 import org.gradle.kotlin.dsl.register
 import java.nio.file.Paths

-class SpigotReobf: Plugin<Project> {
+class SpigotReobf : Plugin<Project> {

  companion object {
    const val ARTIFACT_CONFIG = "reobf"
@@ -14,7 +14,7 @@ import org.gradle.api.tasks.Internal
 import org.gradle.api.tasks.TaskAction
 import java.io.File

-abstract class SpigotReobfTask: org.gradle.api.tasks.bundling.Jar() {
+abstract class SpigotReobfTask : org.gradle.api.tasks.bundling.Jar() {

  @get:Input
  val spigotVersion: Property<String> = objectFactory.property(String::class.java)
@@ -8,7 +8,7 @@ import org.gradle.kotlin.dsl.create
 import java.nio.file.Paths
 import javax.inject.Inject

-abstract class SpigotSetup: Plugin<Project> {
+abstract class SpigotSetup : Plugin<Project> {

  @get:Inject
  abstract val javaToolchainService: JavaToolchainService
@@ -51,7 +51,8 @@ abstract class SpigotSetup: Plugin<Project> {
        spigotExt.version.get(),
        spigotExt.configuration.orNull,
        spigotExt.classifier.orNull,
-        spigotExt.ext.orNull)
+        spigotExt.ext.orNull
+      )
      target.dependencies.add("compileOnly", dependency)
    }
  }
@@ -1,10 +1,6 @@
-import org.gradle.jvm.toolchain.JavaLanguageVersion
-import org.gradle.kotlin.dsl.maven
-import org.gradle.kotlin.dsl.repositories
-import org.gradle.kotlin.dsl.dependencies
-
 plugins {
  `java-library`
+  id("net.ltgt.errorprone")
 }

 java {
@@ -21,6 +17,7 @@ dependencies {
  val libs = versionCatalogs.named("libs")
  compileOnly(libs.findLibrary("annotations").orElseThrow())
  compileOnly(libs.findLibrary("spigotapi").orElseThrow())
+  errorprone(libs.findLibrary("errorprone-core").orElseThrow())
 }

 tasks {
@@ -4,4 +4,5 @@ plugins {

 dependencies {
  implementation(project(":openinvapi"))
+  compileOnly(libs.slf4j.api)
 }
@@ -1,48 +0,0 @@
-package com.lishid.openinv.internal;
-
-import com.lishid.openinv.util.lang.LanguageManager;
-import com.lishid.openinv.util.lang.Replacement;
-import org.bukkit.entity.HumanEntity;
-import org.bukkit.entity.Player;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
-
-import java.util.Objects;
-
-public enum InventoryViewTitle {
-
-  PLAYER_INVENTORY("container.player", "'s Inventory"),
-  ENDER_CHEST("container.enderchest", "'s Ender Chest");
-
-  private final String localizationKey;
-  private final String defaultSuffix;
-
-  InventoryViewTitle(String localizationKey, String defaultSuffix) {
-    this.localizationKey = localizationKey;
-    this.defaultSuffix = defaultSuffix;
-  }
-
-  public @NotNull String getTitle(
-      @NotNull LanguageManager lang,
-      @NotNull Player viewer,
-      @NotNull ISpecialInventory inventory) {
-    HumanEntity owner = inventory.getPlayer();
-
-    String localTitle = lang.getLocalizedMessage(
-            viewer,
-            localizationKey,
-            new Replacement("%player%", owner.getName()));
-    return Objects.requireNonNullElseGet(localTitle, () -> owner.getName() + defaultSuffix);
-  }
-
-  public static @Nullable InventoryViewTitle of(@NotNull ISpecialInventory inventory) {
-    if (inventory instanceof ISpecialPlayerInventory) {
-      return PLAYER_INVENTORY;
-    } else if (inventory instanceof ISpecialEnderChest) {
-      return ENDER_CHEST;
-    } else {
-      return null;
-    }
-  }
-
-}
@@ -24,31 +24,31 @@ import org.jetbrains.annotations.Nullable;

 public interface PlayerManager {

-    /**
-     * Loads a Player for an OfflinePlayer.
-     * </p>
-     * This method is potentially blocking, and should not be called on the main thread.
-     *
-     * @param offline the OfflinePlayer
-     * @return the Player loaded
-     */
-    @Nullable Player loadPlayer(@NotNull OfflinePlayer offline);
+  /**
+   * Loads a Player for an OfflinePlayer.
+   * </p>
+   * This method is potentially blocking, and should not be called on the main thread.
+   *
+   * @param offline the OfflinePlayer
+   * @return the Player loaded
+   */
+  @Nullable Player loadPlayer(@NotNull OfflinePlayer offline);

-    /**
-     * Creates a new Player from an existing one that will function slightly better offline.
-     *
-     * @return the Player
-     */
-    @NotNull Player inject(@NotNull Player player);
+  /**
+   * Creates a new Player from an existing one that will function slightly better offline.
+   *
+   * @return the Player
+   */
+  @NotNull Player inject(@NotNull Player player);

-    /**
-     * Opens an ISpecialInventory for a Player.
-     *
-     * @param player the Player opening the ISpecialInventory
-     * @param inventory the Inventory
-     *`
-     * @return the InventoryView opened
-     */
-    @Nullable InventoryView openInventory(@NotNull Player player, @NotNull ISpecialInventory inventory, boolean viewOnly);
+  /**
+   * Opens an ISpecialInventory for a Player.
+   *
+   * @param player the Player opening the ISpecialInventory
+   * @param inventory the Inventory
+   *
+   * @return the InventoryView opened
+   */
+  @Nullable InventoryView openInventory(@NotNull Player player, @NotNull ISpecialInventory inventory, boolean viewOnly);

 }
@@ -0,0 +1,134 @@
+package com.lishid.openinv.util;
+
+import org.slf4j.Marker;
+import org.slf4j.helpers.LegacyAbstractLogger;
+import org.slf4j.helpers.MessageFormatter;
+import org.slf4j.helpers.NormalizedParameters;
+import org.slf4j.spi.LocationAwareLogger;
+
+import java.util.logging.Level;
+import java.util.logging.LogRecord;
+import java.util.logging.Logger;
+
+/**
+ * An adapter for wrapping a {@link java.util.logging.Logger} as a {@link org.slf4j.Logger}.
+ * <br>Largely based on {@code JDK14LoggerAdapter}, which is not present at runtime.
+ */
+public class JulLoggerAdapter extends LegacyAbstractLogger implements LocationAwareLogger {
+
+  private final Logger wrapped;
+
+  public JulLoggerAdapter(Logger wrapped) {
+    this.wrapped = wrapped;
+    this.name = wrapped.getName();
+  }
+
+  @Override
+  protected String getFullyQualifiedCallerName() {
+    return JulLoggerAdapter.class.getName();
+  }
+
+  @Override
+  protected void handleNormalizedLoggingCall(
+      org.slf4j.event.Level slf4jLevel,
+      Marker marker,
+      String msg,
+      Object[] args,
+      Throwable thrown
+  ) {
+    Level level = fromSlf4jLevel(slf4jLevel);
+
+    if (wrapped.isLoggable(level)) {
+      normalizedLog(getFullyQualifiedCallerName(), level, msg, args, thrown);
+    }
+  }
+
+  private void normalizedLog(String fqcn, Level level, String msg, Object[] args, Throwable thrown) {
+    String formatted = MessageFormatter.basicArrayFormat(msg, args);
+    LogRecord logRecord = new LogRecord(level, formatted);
+    logRecord.setLoggerName(getName());
+    logRecord.setThrown(thrown);
+
+    addSource(fqcn, logRecord);
+
+    wrapped.log(logRecord);
+  }
+
+  private void addSource(String fqcn, LogRecord logRecord) {
+    // TODO stackwalker?
+    StackTraceElement[] trace = new Throwable().getStackTrace();
+    int maxElements = 12;
+    int lastIgnored = maxElements;
+    // Start from 2; 0 is above and 1 is caller of internal method.
+    for (int i = 2; i < maxElements; ++i) {
+      if (isIgnored(trace[i].getClassName(), fqcn)) {
+        lastIgnored = i;
+      }
+    }
+
+    if (lastIgnored < maxElements - 1) {
+      StackTraceElement caller = trace[lastIgnored + 1];
+      logRecord.setSourceClassName(caller.getClassName());
+      logRecord.setSourceMethodName(caller.getMethodName());
+    }
+  }
+
+  private boolean isIgnored(String className, String fqcn) {
+    if (className.equals(fqcn)) {
+      return true;
+    }
+    // Ignore slf4j classes - they shouldn't be the source.
+    if (className.startsWith("org.slf4j.")) {
+      return true;
+    }
+    return className.equals(getFullyQualifiedCallerName());
+  }
+
+  @Override
+  public void log(Marker marker, String callerFqn, int levelInt, String msg, Object[] args, Throwable thrown) {
+    Level level = fromSlf4jLevel(org.slf4j.event.Level.intToLevel(levelInt));
+
+    if (!wrapped.isLoggable(level)) {
+      return;
+    }
+
+    NormalizedParameters params = NormalizedParameters.normalize(msg, args, thrown);
+    normalizedLog(callerFqn, level, params.getMessage(), params.getArguments(), params.getThrowable());
+  }
+
+  private Level fromSlf4jLevel(org.slf4j.event.Level level) {
+    return switch (level) {
+      case TRACE -> Level.FINEST;
+      case DEBUG -> Level.FINE;
+      case INFO -> Level.INFO;
+      case WARN -> Level.WARNING;
+      case ERROR -> Level.SEVERE;
+    };
+  }
+
+  @Override
+  public boolean isTraceEnabled() {
+    return wrapped.isLoggable(Level.FINEST);
+  }
+
+  @Override
+  public boolean isDebugEnabled() {
+    return wrapped.isLoggable(Level.FINE);
+  }
+
+  @Override
+  public boolean isInfoEnabled() {
+    return wrapped.isLoggable(Level.INFO);
+  }
+
+  @Override
+  public boolean isWarnEnabled() {
+    return wrapped.isLoggable(Level.WARNING);
+  }
+
+  @Override
+  public boolean isErrorEnabled() {
+    return wrapped.isLoggable(Level.SEVERE);
+  }
+
+}
@@ -21,40 +21,43 @@ import org.jetbrains.annotations.NotNull;

 public enum Permissions {

-    INVENTORY_OPEN_SELF("inventory.open.self"),
-    INVENTORY_OPEN_OTHER("inventory.open.other"),
-    INVENTORY_EDIT_SELF("inventory.edit.self"),
-    INVENTORY_EDIT_OTHER("inventory.edit.other"),
-    INVENTORY_SLOT_HEAD_ANY("inventory.slot.head.any"),
-    INVENTORY_SLOT_CHEST_ANY("inventory.slot.chest.any"),
-    INVENTORY_SLOT_LEGS_ANY("inventory.slot.legs.any"),
-    INVENTORY_SLOT_FEET_ANY("inventory.slot.feet.any"),
-    INVENTORY_SLOT_DROP("inventory.slot.drop"),
+  INVENTORY_OPEN_SELF("inventory.open.self"),
+  INVENTORY_OPEN_OTHER("inventory.open.other"),
+  INVENTORY_EDIT_SELF("inventory.edit.self"),
+  INVENTORY_EDIT_OTHER("inventory.edit.other"),
+  INVENTORY_SLOT_HEAD_ANY("inventory.slot.head.any"),
+  INVENTORY_SLOT_CHEST_ANY("inventory.slot.chest.any"),
+  INVENTORY_SLOT_LEGS_ANY("inventory.slot.legs.any"),
+  INVENTORY_SLOT_FEET_ANY("inventory.slot.feet.any"),
+  INVENTORY_SLOT_DROP("inventory.slot.drop"),

-    ENDERCHEST_OPEN_SELF("enderchest.open.self"),
-    ENDERCHEST_OPEN_OTHER("enderchest.open.other"),
-    ENDERCHEST_EDIT_SELF("enderchest.edit.self"),
-    ENDERCHEST_EDIT_OTHER("enderchest.edit.other"),
+  ENDERCHEST_OPEN_SELF("enderchest.open.self"),
+  ENDERCHEST_OPEN_OTHER("enderchest.open.other"),
+  ENDERCHEST_EDIT_SELF("enderchest.edit.self"),
+  ENDERCHEST_EDIT_OTHER("enderchest.edit.other"),

-    ACCESS_CROSSWORLD("access.crossworld"),
-    ACCESS_OFFLINE("access.offline"),
-    ACCESS_ONLINE("access.online"),
+  CLEAR_SELF("clear.self"),
+  CLEAR_OTHER("clear.other"),

-    SPECTATE_CLICK("spectate.click"),
+  ACCESS_CROSSWORLD("access.crossworld"),
+  ACCESS_OFFLINE("access.offline"),
+  ACCESS_ONLINE("access.online"),

-    CONTAINER_ANY("container.any"),
-    CONTAINER_SILENT("container.silent"),
-    SEARCH_INVENTORY("search.inventory"),
-    SEARCH_CONTAINER("search.container");
+  SPECTATE_CLICK("spectate.click"),

-    private final String permission;
+  CONTAINER_ANY("container.any"),
+  CONTAINER_SILENT("container.silent"),
+  SEARCH_INVENTORY("search.inventory"),
+  SEARCH_CONTAINER("search.container");

-    Permissions(String permission) {
-        this.permission = "openinv." + permission;
-    }
+  private final String permission;

-    public boolean hasPermission(@NotNull Permissible permissible) {
-        return permissible.hasPermission(permission);
-    }
+  Permissions(String permission) {
+    this.permission = "openinv." + permission;
+  }
+
+  public boolean hasPermission(@NotNull Permissible permissible) {
+    return permissible.hasPermission(permission);
+  }

 }
@@ -25,54 +25,54 @@ import java.lang.reflect.Field;
 */
 public final class ReflectionHelper {

-    /**
-     * Grab an {@link Object} stored in a {@link Field} of another {@code Object}.
-     *
-     * <p>This casts the field to the correct class. Any issues will result in a {@code null} return value.
-     *
-     * @param fieldType the {@link Class} of {@code Object} stored in the {@code Field}
-     * @param holder the containing {@code Object}
-     * @param <T> the type of stored {@code Object}
-     * @return the first matching {@code Object} or {@code null} if none match
-     */
-    public static <T> @Nullable T grabObjectByType(final Object holder, final Class<T> fieldType) {
-        Field field = grabFieldByType(holder.getClass(), fieldType);
+  /**
+   * Grab an {@link Object} stored in a {@link Field} of another {@code Object}.
+   *
+   * <p>This casts the field to the correct class. Any issues will result in a {@code null} return value.
+   *
+   * @param fieldType the {@link Class} of {@code Object} stored in the {@code Field}
+   * @param holder the containing {@code Object}
+   * @param <T> the type of stored {@code Object}
+   * @return the first matching {@code Object} or {@code null} if none match
+   */
+  public static <T> @Nullable T grabObjectByType(final Object holder, final Class<T> fieldType) {
+    Field field = grabFieldByType(holder.getClass(), fieldType);

-        if (field != null) {
-            try {
-                return fieldType.cast(field.get(holder));
-            } catch (IllegalAccessException ignored) {
-                // Ignore issues obtaining field
-            }
-        }
-
-        return null;
+    if (field != null) {
+      try {
+        return fieldType.cast(field.get(holder));
+      } catch (IllegalAccessException ignored) {
+        // Ignore issues obtaining field
+      }
    }

-    /**
-     * Grab a {@link Field} of an {@link Object}
-     *
-     * @param fieldType the {@link Class} of the object
-     * @param holderType the containing {@code Class}
-     * @return the first matching object or {@code null} if none match
-     */
-    public static @Nullable Field grabFieldByType(Class<?> holderType, Class<?> fieldType) {
-        for (Field field : holderType.getDeclaredFields()) {
-            if (fieldType.isAssignableFrom(field.getType())) {
-                field.setAccessible(true);
-                return field;
-            }
-        }
+    return null;
+  }

-        if (holderType.getSuperclass() != null) {
-            return grabFieldByType(fieldType, holderType.getSuperclass());
-        }
-
-        return null;
+  /**
+   * Grab a {@link Field} of an {@link Object}
+   *
+   * @param fieldType the {@link Class} of the object
+   * @param holderType the containing {@code Class}
+   * @return the first matching object or {@code null} if none match
+   */
+  public static @Nullable Field grabFieldByType(Class<?> holderType, Class<?> fieldType) {
+    for (Field field : holderType.getDeclaredFields()) {
+      if (fieldType.isAssignableFrom(field.getType())) {
+        field.setAccessible(true);
+        return field;
+      }
    }

-    private ReflectionHelper() {
-        throw new IllegalStateException("Cannot create instance of utility class.");
+    if (holderType.getSuperclass() != null) {
+      return grabFieldByType(fieldType, holderType.getSuperclass());
    }

+    return null;
+  }
+
+  private ReflectionHelper() {
+    throw new IllegalStateException("Cannot create instance of utility class.");
+  }
+
 }
@@ -49,271 +49,278 @@ import java.util.logging.Level;
 */
 public class LanguageManager {

-    private final Plugin plugin;
-    private final File folder;
-    private final String defaultLocale;
-    private final Map<String, YamlConfiguration> locales;
+  private final Plugin plugin;
+  private final File folder;
+  private final String defaultLocale;
+  private final Map<String, YamlConfiguration> locales;

-    public LanguageManager(@NotNull Plugin plugin, @NotNull String defaultLocale) {
-        this.plugin = plugin;
-        this.defaultLocale = defaultLocale;
-        this.locales = new HashMap<>();
-        this.folder = new File(plugin.getDataFolder(), "locale");
+  public LanguageManager(@NotNull Plugin plugin, @NotNull String defaultLocale) {
+    this.plugin = plugin;
+    this.defaultLocale = defaultLocale;
+    this.locales = new HashMap<>();
+    this.folder = new File(plugin.getDataFolder(), "locale");

-        if (!folder.exists() && !folder.mkdirs()) {
-            plugin.getLogger().warning(() -> "Unable to create " + folder.getPath() + "! Languages may not be editable.");
-        }
-
-        reload();
+    if (!folder.exists() && !folder.mkdirs()) {
+      plugin.getLogger().warning(() -> "Unable to create " + folder.getPath() + "! Languages may not be editable.");
    }

-    public void reload() {
-        this.locales.clear();
-        getOrLoadLocale(defaultLocale);
+    reload();
+  }
+
+  public void reload() {
+    this.locales.clear();
+    getOrLoadLocale(defaultLocale);
+  }
+
+  private @NotNull YamlConfiguration getOrLoadLocale(@NotNull String locale) {
+    YamlConfiguration loaded = locales.get(locale);
+    if (loaded != null) {
+      return loaded;
    }

-    private @NotNull YamlConfiguration getOrLoadLocale(@NotNull String locale) {
-        YamlConfiguration loaded = locales.get(locale);
-        if (loaded != null) {
-            return loaded;
-        }
+    LangLocation lang = bestMatch(locale, null);

-        LangLocation lang = bestMatch(locale, null);
-
-        // If a parent was a better match, check if it is already loaded.
-        if (!locale.equals(lang.locale)) {
-            loaded = locales.get(lang.locale);
-            if (loaded != null) {
-                locales.put(locale, loaded);
-                return loaded;
-            }
-        }
-
-        // Load locale config from disk and bundled locale defaults.
-        YamlConfiguration localeConfig = loadLocale(lang);
-
-        // If the locale is not the default locale, also handle any missing translations from the default locale.
-        if (!locale.equals(defaultLocale)) {
-            addTranslationFallthrough(lang, localeConfig);
-
-            if (plugin.getConfig().getBoolean("settings.secret.warn-about-guess-section", true)
-                    && localeConfig.isConfigurationSection("guess")) {
-                // Warn that guess section exists. This should run once per language per server restart
-                // when accessed by a user to hint to server owners that they can make UX improvements.
-                plugin.getLogger().info(() -> "[LanguageManager] Missing translations from " + lang.locale + ".yml! Check the guess section!");
-            }
-        }
-
-        locales.put(locale, localeConfig);
-        locales.put(lang.locale, localeConfig);
-
-        return localeConfig;
+    // If a parent was a better match, check if it is already loaded.
+    if (!locale.equals(lang.locale)) {
+      loaded = locales.get(lang.locale);
+      if (loaded != null) {
+        locales.put(locale, loaded);
+        return loaded;
+      }
    }

-    private @NotNull LangLocation bestMatch(@NotNull String locale, @Nullable LangLocation initial) {
-        File file = new File(folder, locale + ".yml");
-        InputStream bundled = plugin.getResource("locale/" + locale + ".yml");
+    // Load locale config from disk and bundled locale defaults.
+    YamlConfiguration localeConfig = loadLocale(lang);

-        if (file.exists() || bundled != null) {
-            return new LangLocation(locale, file, bundled);
-        }
+    // If the locale is not the default locale, also handle any missing translations from the default locale.
+    if (!locale.equals(defaultLocale)) {
+      addTranslationFallthrough(lang, localeConfig);

-        if (initial == null) {
-            initial = new LangLocation(locale, file, null);
-        }
-
-        int lastSeparator = locale.lastIndexOf('_');
-
-        // Must be at least some content before separator.
-        if (lastSeparator < 1) {
-            return initial;
-        }
-
-        return bestMatch(locale.substring(0, lastSeparator), initial);
+      if (plugin.getConfig().getBoolean("settings.secret.warn-about-guess-section", true)
+          && localeConfig.isConfigurationSection("guess")) {
+        // Warn that guess section exists. This should run once per language per server restart
+        // when accessed by a user to hint to server owners that they can make UX improvements.
+        plugin.getLogger().info(() -> "[LanguageManager] Missing translations from " + lang.locale + ".yml! Check the guess section!");
+      }
    }

-    private @NotNull YamlConfiguration loadLocale(@NotNull LangLocation lang) {
-        YamlConfiguration localeConfigDefaults;
-        if (lang.bundled == null) {
-            localeConfigDefaults = new YamlConfiguration();
-        } else {
-            try (BufferedReader reader = new BufferedReader(new InputStreamReader(lang.bundled, StandardCharsets.UTF_8))) {
-                localeConfigDefaults = YamlConfiguration.loadConfiguration(reader);
-            } catch (IOException e) {
-                plugin.getLogger().log(Level.WARNING, e, () -> "[LanguageManager] Unable to load resource " + lang.locale + ".yml");
-                localeConfigDefaults = new YamlConfiguration();
-            }
-        }
+    locales.put(locale, localeConfig);
+    locales.put(lang.locale, localeConfig);

-        if (!lang.file.exists()) {
-            // If the file does not exist on disk, save bundled defaults.
-            try {
-                localeConfigDefaults.save(lang.file);
-            } catch (IOException e) {
-                plugin.getLogger().log(Level.WARNING, e, () -> "[LanguageManager] Unable to save resource " + lang.locale + ".yml");
-            }
-            // Return loaded bundled locale.
-            return localeConfigDefaults;
-        }
+    return localeConfig;
+  }

-        // If the file does exist on disk, load it.
-        YamlConfiguration localeConfig = YamlConfiguration.loadConfiguration(lang.file);
-        // Check for missing translations from the bundled file.
-        List<String> newKeys = getMissingKeys(localeConfigDefaults, localeConfig::isSet);
+  private @NotNull LangLocation bestMatch(@NotNull String locale, @Nullable LangLocation initial) {
+    File file = new File(folder, locale + ".yml");
+    InputStream bundled = plugin.getResource("locale/" + locale + ".yml");

-        if (newKeys.isEmpty()) {
-            return localeConfig;
-        }
-
-        // Get guess section for missing keys.
-        ConfigurationSection guess = localeConfig.getConfigurationSection("guess");
-
-        for (String newKey : newKeys) {
-            // Set all missing keys to defaults.
-            localeConfig.set(newKey, localeConfigDefaults.get(newKey));
-
-            // Delete relevant guess keys in case this is a new translation.
-            if (guess != null) {
-                guess.set(newKey, null);
-            }
-        }
-
-        // If guess section is empty, delete it.
-        if (guess != null && guess.getKeys(false).isEmpty()) {
-            localeConfig.set("guess", null);
-        }
-
-        plugin.getLogger().info(() -> "[LanguageManager] Added new translation keys to " + lang.locale + ".yml: " + String.join(", ", newKeys));
-
-        // Write new keys to disk.
-        try {
-            localeConfig.save(lang.file);
-        } catch (IOException e) {
-            plugin.getLogger().log(Level.WARNING, e, () -> "[LanguageManager] Unable to save resource " + lang.locale + ".yml");
-        }
-
-        return localeConfig;
+    if (file.exists() || bundled != null) {
+      return new LangLocation(locale, file, bundled);
    }

-    private void addTranslationFallthrough(@NotNull LangLocation location, @NotNull YamlConfiguration localeConfig) {
-        YamlConfiguration defaultLocaleConfig = locales.get(defaultLocale);
-
-        // Get missing keys. Keys that already have a guess value are not new and don't need to trigger another write.
-        List<String> missingKeys = getMissingKeys(
-                defaultLocaleConfig,
-                key -> localeConfig.isSet(key) || localeConfig.isSet("guess." + key));
-
-        if (!missingKeys.isEmpty()) {
-            // Set up guess section for missing keys.
-            for (String key : missingKeys) {
-                localeConfig.set("guess." + key, defaultLocaleConfig.get(key));
-            }
-
-            // Write modified guess section to disk.
-            try {
-                localeConfig.save(location.file);
-            } catch (IOException e) {
-                plugin.getLogger().log(Level.WARNING, e, () -> "[LanguageManager] Unable to save resource " + location.locale + ".yml");
-            }
-        }
-
-        // Fall through to default locale.
-        localeConfig.setDefaults(defaultLocaleConfig);
+    if (initial == null) {
+      initial = new LangLocation(locale, file, null);
    }

-    private @NotNull List<String> getMissingKeys(
-            @NotNull Configuration configurationDefault,
-            @NotNull Predicate<String> nodeSetPredicate) {
-        List<String> missingKeys = new ArrayList<>();
-        for (String key : configurationDefault.getKeys(true)) {
-            if (!configurationDefault.isConfigurationSection(key) && !nodeSetPredicate.test(key)) {
-                // Missing keys are non-section keys that fail the predicate.
-                missingKeys.add(key);
-            }
-        }
-        return missingKeys;
+    int lastSeparator = locale.lastIndexOf('_');
+
+    // Must be at least some content before separator.
+    if (lastSeparator < 1) {
+      return initial;
    }

-    public @Nullable String getValue(@NotNull String key, @Nullable String locale) {
-        String value = getOrLoadLocale(locale == null ? defaultLocale : locale.toLowerCase(Locale.ENGLISH)).getString(key);
-        if (value == null || value.isBlank()) {
-            return null;
-        }
+    return bestMatch(locale.substring(0, lastSeparator), initial);
+  }

-        value = ChatColor.translateAlternateColorCodes('&', value);
-
-        return value;
+  private @NotNull YamlConfiguration loadLocale(@NotNull LangLocation lang) {
+    YamlConfiguration localeConfigDefaults;
+    if (lang.bundled == null) {
+      localeConfigDefaults = new YamlConfiguration();
+    } else {
+      try (BufferedReader reader = new BufferedReader(new InputStreamReader(lang.bundled, StandardCharsets.UTF_8))) {
+        localeConfigDefaults = YamlConfiguration.loadConfiguration(reader);
+      } catch (IOException e) {
+        plugin.getLogger().log(Level.WARNING, e, () -> "[LanguageManager] Unable to load resource " + lang.locale + ".yml");
+        localeConfigDefaults = new YamlConfiguration();
+      }
    }

-    public @Nullable String getValue(@NotNull String key, @Nullable String locale, Replacement @NotNull ... replacements) {
-        String value = getValue(key, locale);
-
-        if (value == null) {
-            return null;
-        }
-
-        for (Replacement replacement : replacements) {
-            value = value.replace(replacement.placeholder(), replacement.value());
-        }
-
-        return value;
+    if (!lang.file.exists()) {
+      // If the file does not exist on disk, save bundled defaults.
+      try {
+        localeConfigDefaults.save(lang.file);
+      } catch (IOException e) {
+        plugin.getLogger().log(Level.WARNING, e, () -> "[LanguageManager] Unable to save resource " + lang.locale + ".yml");
+      }
+      // Return loaded bundled locale.
+      return localeConfigDefaults;
    }

-    public @Nullable String getLocalizedMessage(@NotNull CommandSender sender, @NotNull String key) {
-        return getValue(key, getLocale(sender));
+    // If the file does exist on disk, load it.
+    YamlConfiguration localeConfig = YamlConfiguration.loadConfiguration(lang.file);
+    // Check for missing translations from the bundled file.
+    List<String> newKeys = getMissingKeys(localeConfigDefaults, localeConfig::isSet);
+
+    if (newKeys.isEmpty()) {
+      return localeConfig;
    }

-    public @Nullable String getLocalizedMessage(
-        @NotNull CommandSender sender,
-        @NotNull String key,
-        Replacement @NotNull ... replacements) {
-        return getValue(key, getLocale(sender), replacements);
+    // Get guess section for missing keys.
+    ConfigurationSection guess = localeConfig.getConfigurationSection("guess");
+
+    for (String newKey : newKeys) {
+      // Set all missing keys to defaults.
+      localeConfig.set(newKey, localeConfigDefaults.get(newKey));
+
+      // Delete relevant guess keys in case this is a new translation.
+      if (guess != null) {
+        guess.set(newKey, null);
+      }
    }

-    private @NotNull String getLocale(@NotNull CommandSender sender) {
-        if (sender instanceof Player) {
-            return ((Player) sender).getLocale();
-        } else {
-            return plugin.getConfig().getString("settings.locale", "en");
-        }
+    // If guess section is empty, delete it.
+    if (guess != null && guess.getKeys(false).isEmpty()) {
+      localeConfig.set("guess", null);
    }

-    public void sendMessage(@NotNull CommandSender sender, @NotNull String key) {
-        String message = getLocalizedMessage(sender, key);
+    plugin.getLogger().info(() -> "[LanguageManager] Added new translation keys to " + lang.locale + ".yml: " + String.join(", ", newKeys));

-        if (message != null && !message.isEmpty()) {
-            sender.sendMessage(message);
-        }
+    // Write new keys to disk.
+    try {
+      localeConfig.save(lang.file);
+    } catch (IOException e) {
+      plugin.getLogger().log(Level.WARNING, e, () -> "[LanguageManager] Unable to save resource " + lang.locale + ".yml");
    }

-    public void sendMessage(@NotNull CommandSender sender, @NotNull String key, Replacement @NotNull... replacements) {
-        String message = getLocalizedMessage(sender, key, replacements);
+    return localeConfig;
+  }

-        if (message != null && !message.isEmpty()) {
-            sender.sendMessage(message);
-        }
+  private void addTranslationFallthrough(@NotNull LangLocation location, @NotNull YamlConfiguration localeConfig) {
+    YamlConfiguration defaultLocaleConfig = locales.get(defaultLocale);
+
+    // Get missing keys. Keys that already have a guess value are not new and don't need to trigger another write.
+    List<String> missingKeys = getMissingKeys(
+        defaultLocaleConfig,
+        key -> localeConfig.isSet(key) || localeConfig.isSet("guess." + key)
+    );
+
+    if (!missingKeys.isEmpty()) {
+      // Set up guess section for missing keys.
+      for (String key : missingKeys) {
+        localeConfig.set("guess." + key, defaultLocaleConfig.get(key));
+      }
+
+      // Write modified guess section to disk.
+      try {
+        localeConfig.save(location.file);
+      } catch (IOException e) {
+        plugin.getLogger().log(Level.WARNING, e, () -> "[LanguageManager] Unable to save resource " + location.locale + ".yml");
+      }
    }

-    public void sendSystemMessage(@NotNull Player player, @NotNull String key) {
-        String message = getLocalizedMessage(player, key);
+    // Fall through to default locale.
+    localeConfig.setDefaults(defaultLocaleConfig);
+  }

-        if (message == null) {
-            return;
-        }
+  private @NotNull List<String> getMissingKeys(
+      @NotNull Configuration configurationDefault,
+      @NotNull Predicate<String> nodeSetPredicate
+  ) {
+    List<String> missingKeys = new ArrayList<>();
+    for (String key : configurationDefault.getKeys(true)) {
+      if (!configurationDefault.isConfigurationSection(key) && !nodeSetPredicate.test(key)) {
+        // Missing keys are non-section keys that fail the predicate.
+        missingKeys.add(key);
+      }
+    }
+    return missingKeys;
+  }

-        int newline = message.indexOf('\n');
-        if (newline != -1) {
-            // No newlines in action bar chat.
-            message = message.substring(0, newline);
-        }
-
-        if (message.isEmpty()) {
-            return;
-        }
-
-        player.spigot().sendMessage(ChatMessageType.ACTION_BAR, TextComponent.fromLegacy(message));
+  public @Nullable String getValue(@NotNull String key, @Nullable String locale) {
+    String value = getOrLoadLocale(locale == null ? defaultLocale : locale.toLowerCase(Locale.ENGLISH)).getString(key);
+    if (value == null || value.isBlank()) {
+      return null;
    }

-    private record LangLocation(@NotNull String locale, @NotNull File file, @Nullable InputStream bundled) {}
+    value = ChatColor.translateAlternateColorCodes('&', value);
+
+    return value;
+  }
+
+  public @Nullable String getValue(
+      @NotNull String key,
+      @Nullable String locale,
+      Replacement @NotNull ... replacements
+  ) {
+    String value = getValue(key, locale);
+
+    if (value == null) {
+      return null;
+    }
+
+    for (Replacement replacement : replacements) {
+      value = value.replace(replacement.placeholder(), replacement.value());
+    }
+
+    return value;
+  }
+
+  public @Nullable String getLocalizedMessage(@NotNull CommandSender sender, @NotNull String key) {
+    return getValue(key, getLocale(sender));
+  }
+
+  public @Nullable String getLocalizedMessage(
+      @NotNull CommandSender sender,
+      @NotNull String key,
+      Replacement @NotNull ... replacements
+  ) {
+    return getValue(key, getLocale(sender), replacements);
+  }
+
+  private @NotNull String getLocale(@NotNull CommandSender sender) {
+    if (sender instanceof Player player) {
+      return player.getLocale();
+    } else {
+      return plugin.getConfig().getString("settings.locale", "en");
+    }
+  }
+
+  public void sendMessage(@NotNull CommandSender sender, @NotNull String key) {
+    String message = getLocalizedMessage(sender, key);
+
+    if (message != null && !message.isEmpty()) {
+      sender.sendMessage(message);
+    }
+  }
+
+  public void sendMessage(@NotNull CommandSender sender, @NotNull String key, Replacement @NotNull ... replacements) {
+    String message = getLocalizedMessage(sender, key, replacements);
+
+    if (message != null && !message.isEmpty()) {
+      sender.sendMessage(message);
+    }
+  }
+
+  public void sendSystemMessage(@NotNull Player player, @NotNull String key) {
+    String message = getLocalizedMessage(player, key);
+
+    if (message == null) {
+      return;
+    }
+
+    int newline = message.indexOf('\n');
+    if (newline != -1) {
+      // No newlines in action bar chat.
+      message = message.substring(0, newline);
+    }
+
+    if (message.isEmpty()) {
+      return;
+    }
+
+    player.spigot().sendMessage(ChatMessageType.ACTION_BAR, TextComponent.fromLegacy(message));
+  }
+
+  private record LangLocation(@NotNull String locale, @NotNull File file, @Nullable InputStream bundled) {}

 }
@@ -1,6 +1,6 @@
 # Project meta
 group=com.lishid.openinv
-version=5.1.10
+version=5.1.12
 description=A Bukkit plugin for opening normally-inaccessible inventories.

 # Gradle configuration
@@ -3,9 +3,12 @@ spigotapi = "1.21.5-R0.1-SNAPSHOT"
 specialsource = "1.11.5"
 planarwrappers = "3.3.0"
 annotations = "26.0.2"
-paperweight = "2.0.0-beta.16"
-shadow = "8.3.6"
+paperweight = "2.0.0-beta.17"
+shadow = "8.3.8"
 folia-scheduler-wrapper = "v0.0.3"
+errorprone-core = "2.39.0"
+errorprone-gradle = "4.2.0"
+slf4j = "2.0.17"

 [libraries]
 spigotapi = { module = "org.spigotmc:spigot-api", version.ref = "spigotapi" }
@@ -13,7 +16,11 @@ specialsource = { module = "net.md-5:SpecialSource", version.ref = "specialsourc
 planarwrappers = { module = "com.github.jikoo:planarwrappers", version.ref = "planarwrappers" }
 annotations = { module = "org.jetbrains:annotations", version.ref = "annotations" }
 folia-scheduler-wrapper = { module = "com.github.NahuLD.folia-scheduler-wrapper:folia-scheduler-wrapper", version.ref = "folia-scheduler-wrapper" }
+errorprone-core = { module = "com.google.errorprone:error_prone_core", version.ref = "errorprone-core" }
+errorprone-gradle = { module = "net.ltgt.gradle:gradle-errorprone-plugin", version.ref = "errorprone-gradle" }
+slf4j-api = { module = "org.slf4j:slf4j-api", version.ref = "slf4j" }

 [plugins]
 paperweight = { id = "io.papermc.paperweight.userdev", version.ref = "paperweight" }
-shadow = { id = "com.gradleup.shadow", version.ref = "shadow" }
+shadow = { id = "com.gradleup.shadow", version.ref = "shadow" }
+errorprone-gradle = { id = "net.ltgt.errorprone", version.ref = "errorprone-gradle" }
@@ -1,5 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.12-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.14-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
@@ -15,6 +15,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+# SPDX-License-Identifier: Apache-2.0
+#

 ##############################################################################
 #
@@ -55,7 +57,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -80,13 +82,11 @@ do
    esac
 done

-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
-
-APP_NAME="Gradle"
+# This is normally unused
+# shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
-
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit

 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
@@ -133,22 +133,29 @@ location of your Java installation."
    fi
 else
    JAVACMD=java
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.

 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
+    fi
 fi

 # Increase the maximum file descriptors if we can.
 if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
    case $MAX_FD in #(
      max*)
+        # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC2039,SC3045
        MAX_FD=$( ulimit -H -n ) ||
            warn "Could not query maximum file descriptor limit"
    esac
    case $MAX_FD in  #(
      '' | soft) :;; #(
      *)
+        # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC2039,SC3045
        ulimit -n "$MAX_FD" ||
            warn "Could not set maximum file descriptor limit to $MAX_FD"
    esac
@@ -193,11 +200,15 @@ if "$cygwin" || "$msys" ; then
    done
 fi

-# Collect all arguments for the java command;
-#   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
-#     shell script including quotes and variable substitutions, so put them in
-#     double quotes to make sure that they get re-expanded; and
-#   * put everything else in single quotes, so that it's not re-expanded.
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Collect all arguments for the java command:
+#   * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
+#     and any embedded shellness will be escaped.
+#   * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
+#     treated as '${Hostname}' itself on the command line.

 set -- \
        "-Dorg.gradle.appname=$APP_BASE_NAME" \
@@ -205,6 +216,12 @@ set -- \
        org.gradle.wrapper.GradleWrapperMain \
        "$@"

+# Stop when "xargs" is not available.
+if ! command -v xargs >/dev/null 2>&1
+then
+    die "xargs is not available"
+fi
+
 # Use "xargs" to parse quoted args.
 #
 # With -n1 it outputs one arg per line, with the quotes and backslashes removed.
@@ -13,8 +13,10 @@
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
+@rem SPDX-License-Identifier: Apache-2.0
+@rem

-@if "%DEBUG%" == "" @echo off
+@if "%DEBUG%"=="" @echo off
@rem ##########################################################################
@rem
@rem  Gradle startup script for Windows
@@ -25,7 +27,8 @@
 if "%OS%"=="Windows_NT" setlocal

 set DIRNAME=%~dp0
-if "%DIRNAME%" == "" set DIRNAME=.
+if "%DIRNAME%"=="" set DIRNAME=.
+@rem This is normally unused
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%

@@ -40,13 +43,13 @@ if defined JAVA_HOME goto findJavaFromJavaHome

 set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
-if "%ERRORLEVEL%" == "0" goto execute
+if %ERRORLEVEL% equ 0 goto execute

-echo.
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
+echo. 1>&2
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2

 goto fail

@@ -56,11 +59,11 @@ set JAVA_EXE=%JAVA_HOME%/bin/java.exe

 if exist "%JAVA_EXE%" goto execute

-echo.
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
+echo. 1>&2
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2

 goto fail

@@ -75,13 +78,15 @@ set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar

 :end
@rem End local scope for the variables with windows NT shell
-if "%ERRORLEVEL%"=="0" goto mainEnd
+if %ERRORLEVEL% equ 0 goto mainEnd

 :fail
 rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
 rem the _cmd.exe /c_ return code!
-if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
-exit /b 1
+set EXIT_CODE=%ERRORLEVEL%
+if %EXIT_CODE% equ 0 set EXIT_CODE=1
+if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
+exit /b %EXIT_CODE%

 :mainEnd
 if "%OS%"=="Windows_NT" endlocal
@@ -18,8 +18,8 @@ plugins {
 configurations.all {
  resolutionStrategy.capabilitiesResolution.withCapability("org.spigotmc:spigot-api") {
    val paper = candidates.firstOrNull {
-      it.id.let {
-        id -> id is ModuleComponentIdentifier && id.module == "paper-api"
+      it.id.let { id ->
+        id is ModuleComponentIdentifier && id.module == "paper-api"
      }
    }
    if (paper != null) {
@@ -33,7 +33,7 @@ dependencies {
  implementation(project(":openinvapi"))
  implementation(project(":openinvcommon"))

-  paperweight.paperDevBundle("1.21.5-R0.1-SNAPSHOT")
+  paperweight.paperDevBundle("1.21.7-R0.1-SNAPSHOT")
 }

 val spigot = tasks.register<ShadowJar>("spigotRelocations") {
@@ -27,6 +27,7 @@ import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.server.level.ServerPlayerGameMode;
 import net.minecraft.world.MenuProvider;
 import net.minecraft.world.SimpleMenuProvider;
+import net.minecraft.world.entity.Entity;
 import net.minecraft.world.inventory.ChestMenu;
 import net.minecraft.world.inventory.MenuType;
 import net.minecraft.world.inventory.PlayerEnderChestContainer;
@@ -52,159 +53,164 @@ import java.util.logging.Logger;

 public class AnySilentContainer extends AnySilentContainerBase {

-    private final @NotNull Logger logger;
-    private final @NotNull LanguageManager lang;
-    private @Nullable Field serverPlayerGameModeGameType;
+  private final @NotNull Logger logger;
+  private final @NotNull LanguageManager lang;
+  private @Nullable Field serverPlayerGameModeGameType;

-    public AnySilentContainer(@NotNull Logger logger, @NotNull LanguageManager lang) {
-        this.logger = logger;
-        this.lang = lang;
-        try {
-            try {
-                this.serverPlayerGameModeGameType = ServerPlayerGameMode.class.getDeclaredField("gameModeForPlayer");
-                this.serverPlayerGameModeGameType.setAccessible(true);
-            } catch (NoSuchFieldException e) {
-                logger.warning("The field ServerPlayerGameMode#gameModeForPlayer is no longer present!");
-                logger.warning("Please report this at https://github.com/Jikoo/OpenInv/issues");
-                logger.warning("Attempting to fall through using reflection. Please verify that SilentContainer does not fail.");
-                // N.B. gameModeForPlayer is (for now) declared before previousGameModeForPlayer so silent shouldn't break.
-                this.serverPlayerGameModeGameType = ReflectionHelper.grabFieldByType(ServerPlayerGameMode.class, GameType.class);
-            }
-        } catch (SecurityException e) {
-            logger.warning("Unable to directly write player game mode! SilentContainer will fail.");
-            logger.log(java.util.logging.Level.WARNING, "Error obtaining GameType field", e);
-        }
+  public AnySilentContainer(@NotNull Logger logger, @NotNull LanguageManager lang) {
+    this.logger = logger;
+    this.lang = lang;
+    try {
+      try {
+        this.serverPlayerGameModeGameType = ServerPlayerGameMode.class.getDeclaredField("gameModeForPlayer");
+        this.serverPlayerGameModeGameType.setAccessible(true);
+      } catch (NoSuchFieldException e) {
+        logger.warning("The field ServerPlayerGameMode#gameModeForPlayer is no longer present!");
+        logger.warning("Please report this at https://github.com/Jikoo/OpenInv/issues");
+        logger.warning("Attempting to fall through using reflection. Please verify that SilentContainer does not fail.");
+        // N.B. gameModeForPlayer is (for now) declared before previousGameModeForPlayer so silent shouldn't break.
+        this.serverPlayerGameModeGameType = ReflectionHelper.grabFieldByType(ServerPlayerGameMode.class, GameType.class);
+      }
+    } catch (SecurityException e) {
+      logger.warning("Unable to directly write player game mode! SilentContainer will fail.");
+      logger.log(java.util.logging.Level.WARNING, "Error obtaining GameType field", e);
+    }
+  }
+
+  @Override
+  public boolean activateContainer(
+      @NotNull final Player bukkitPlayer,
+      final boolean silentchest,
+      @NotNull final org.bukkit.block.Block bukkitBlock
+  ) {
+
+    // Silent ender chest is API-only
+    if (silentchest && bukkitBlock.getType() == Material.ENDER_CHEST) {
+      bukkitPlayer.openInventory(bukkitPlayer.getEnderChest());
+      bukkitPlayer.incrementStatistic(Statistic.ENDERCHEST_OPENED);
+      return true;
    }

-    @Override
-    public boolean activateContainer(
-            @NotNull final Player bukkitPlayer,
-            final boolean silentchest,
-            @NotNull final org.bukkit.block.Block bukkitBlock) {
+    ServerPlayer player = PlayerManager.getHandle(bukkitPlayer);

-        // Silent ender chest is API-only
-        if (silentchest && bukkitBlock.getType() == Material.ENDER_CHEST) {
-            bukkitPlayer.openInventory(bukkitPlayer.getEnderChest());
-            bukkitPlayer.incrementStatistic(Statistic.ENDERCHEST_OPENED);
-            return true;
-        }
+    final net.minecraft.world.level.Level level = ((Entity) player).level();
+    final BlockPos blockPos = new BlockPos(bukkitBlock.getX(), bukkitBlock.getY(), bukkitBlock.getZ());
+    final BlockEntity blockEntity = level.getBlockEntity(blockPos);

-        ServerPlayer player = PlayerManager.getHandle(bukkitPlayer);
+    if (blockEntity == null) {
+      return false;
+    }

-        final net.minecraft.world.level.Level level = player.level();
-        final BlockPos blockPos = new BlockPos(bukkitBlock.getX(), bukkitBlock.getY(), bukkitBlock.getZ());
-        final BlockEntity blockEntity = level.getBlockEntity(blockPos);
-
-        if (blockEntity == null) {
-            return false;
-        }
-
-        if (blockEntity instanceof EnderChestBlockEntity enderChestTile) {
-            // Anychest ender chest. See net.minecraft.world.level.block.EnderChestBlock
-            PlayerEnderChestContainer enderChest = player.getEnderChestInventory();
-            enderChest.setActiveChest(enderChestTile);
-            player.openMenu(new SimpleMenuProvider((containerCounter, playerInventory, ignored) -> {
+    if (blockEntity instanceof EnderChestBlockEntity enderChestTile) {
+      // Anychest ender chest. See net.minecraft.world.level.block.EnderChestBlock
+      PlayerEnderChestContainer enderChest = player.getEnderChestInventory();
+      enderChest.setActiveChest(enderChestTile);
+      player.openMenu(
+          new SimpleMenuProvider(
+              (containerCounter, playerInventory, ignored) -> {
                MenuType<?> containers = OpenChestMenu.getChestMenuType(enderChest.getContainerSize());
                int rows = enderChest.getContainerSize() / 9;
                return new ChestMenu(containers, containerCounter, playerInventory, enderChest, rows);
-            }, Component.translatable("container.enderchest")));
-            bukkitPlayer.incrementStatistic(Statistic.ENDERCHEST_OPENED);
-            return true;
-        }
-
-        if (!(blockEntity instanceof MenuProvider menuProvider)) {
-            return false;
-        }
-
-        BlockState blockState = level.getBlockState(blockPos);
-        Block block = blockState.getBlock();
-
-        if (block instanceof ChestBlock chestBlock) {
-
-            // boolean flag: do not check if chest is blocked
-            menuProvider = chestBlock.getMenuProvider(blockState, level, blockPos, true);
-
-            if (menuProvider == null) {
-                lang.sendSystemMessage(bukkitPlayer, "messages.error.lootNotGenerated");
-                return false;
-            }
-
-            if (block instanceof TrappedChestBlock) {
-                bukkitPlayer.incrementStatistic(Statistic.TRAPPED_CHEST_TRIGGERED);
-            } else {
-                bukkitPlayer.incrementStatistic(Statistic.CHEST_OPENED);
-            }
-        }
-
-        if (block instanceof ShulkerBoxBlock) {
-            bukkitPlayer.incrementStatistic(Statistic.SHULKER_BOX_OPENED);
-        }
-
-        if (block instanceof BarrelBlock) {
-            bukkitPlayer.incrementStatistic(Statistic.OPEN_BARREL);
-        }
-
-        // AnyChest only - SilentChest not active, container unsupported, or unnecessary.
-        if (!silentchest || player.gameMode.getGameModeForPlayer() == GameType.SPECTATOR) {
-            player.openMenu(menuProvider);
-            return true;
-        }
-
-        // SilentChest requires access to setting players' game mode directly.
-        if (this.serverPlayerGameModeGameType == null) {
-            return false;
-        }
-
-        if (blockEntity instanceof RandomizableContainerBlockEntity lootable) {
-            if (lootable.lootTable != null) {
-                lang.sendSystemMessage(bukkitPlayer, "messages.error.lootNotGenerated");
-                return false;
-            }
-        }
-
-        GameType gameType = player.gameMode.getGameModeForPlayer();
-        this.forceGameType(player, GameType.SPECTATOR);
-        player.openMenu(menuProvider);
-        this.forceGameType(player, gameType);
-        return true;
+              }, Component.translatable("container.enderchest")
+          )
+      );
+      bukkitPlayer.incrementStatistic(Statistic.ENDERCHEST_OPENED);
+      return true;
    }

-    @Override
-    public void deactivateContainer(@NotNull final Player bukkitPlayer) {
-        if (this.serverPlayerGameModeGameType == null || bukkitPlayer.getGameMode() == GameMode.SPECTATOR) {
-            return;
-        }
-
-        ServerPlayer player = PlayerManager.getHandle(bukkitPlayer);
-
-        // Force game mode change without informing plugins or players.
-        // Regular game mode set calls GameModeChangeEvent and is cancellable.
-        GameType gameType = player.gameMode.getGameModeForPlayer();
-        this.forceGameType(player, GameType.SPECTATOR);
-
-        // ServerPlayer#closeContainer cannot be called without entering an
-        // infinite loop because this method is called during inventory close.
-        // From ServerPlayer#closeContainer -> CraftEventFactory#handleInventoryCloseEvent
-        player.containerMenu.transferTo(player.inventoryMenu, player.getBukkitEntity());
-        // From ServerPlayer#closeContainer
-        player.doCloseContainer();
-        // Regular inventory close will handle the rest - packet sending, etc.
-
-        // Revert forced game mode.
-        this.forceGameType(player, gameType);
+    if (!(blockEntity instanceof MenuProvider menuProvider)) {
+      return false;
    }

-    private void forceGameType(final ServerPlayer player, final GameType gameMode) {
-        if (this.serverPlayerGameModeGameType == null) {
-            // No need to warn repeatedly, error on startup and lack of function should be enough.
-            return;
-        }
-        try {
-            this.serverPlayerGameModeGameType.setAccessible(true);
-            this.serverPlayerGameModeGameType.set(player.gameMode, gameMode);
-        } catch (IllegalArgumentException | IllegalAccessException e) {
-            logger.log(java.util.logging.Level.WARNING, "Error bypassing GameModeChangeEvent", e);
-        }
+    BlockState blockState = level.getBlockState(blockPos);
+    Block block = blockState.getBlock();
+
+    if (block instanceof ChestBlock chestBlock) {
+
+      // boolean flag: do not check if chest is blocked
+      menuProvider = chestBlock.getMenuProvider(blockState, level, blockPos, true);
+
+      if (menuProvider == null) {
+        lang.sendSystemMessage(bukkitPlayer, "messages.error.lootNotGenerated");
+        return false;
+      }
+
+      if (block instanceof TrappedChestBlock) {
+        bukkitPlayer.incrementStatistic(Statistic.TRAPPED_CHEST_TRIGGERED);
+      } else {
+        bukkitPlayer.incrementStatistic(Statistic.CHEST_OPENED);
+      }
    }

+    if (block instanceof ShulkerBoxBlock) {
+      bukkitPlayer.incrementStatistic(Statistic.SHULKER_BOX_OPENED);
+    }
+
+    if (block instanceof BarrelBlock) {
+      bukkitPlayer.incrementStatistic(Statistic.OPEN_BARREL);
+    }
+
+    // AnyChest only - SilentChest not active, container unsupported, or unnecessary.
+    if (!silentchest || player.gameMode.getGameModeForPlayer() == GameType.SPECTATOR) {
+      player.openMenu(menuProvider);
+      return true;
+    }
+
+    // SilentChest requires access to setting players' game mode directly.
+    if (this.serverPlayerGameModeGameType == null) {
+      return false;
+    }
+
+    if (blockEntity instanceof RandomizableContainerBlockEntity lootable) {
+      if (lootable.lootTable != null) {
+        lang.sendSystemMessage(bukkitPlayer, "messages.error.lootNotGenerated");
+        return false;
+      }
+    }
+
+    GameType gameType = player.gameMode.getGameModeForPlayer();
+    this.forceGameType(player, GameType.SPECTATOR);
+    player.openMenu(menuProvider);
+    this.forceGameType(player, gameType);
+    return true;
+  }
+
+  @Override
+  public void deactivateContainer(@NotNull final Player bukkitPlayer) {
+    if (this.serverPlayerGameModeGameType == null || bukkitPlayer.getGameMode() == GameMode.SPECTATOR) {
+      return;
+    }
+
+    ServerPlayer player = PlayerManager.getHandle(bukkitPlayer);
+
+    // Force game mode change without informing plugins or players.
+    // Regular game mode set calls GameModeChangeEvent and is cancellable.
+    GameType gameType = player.gameMode.getGameModeForPlayer();
+    this.forceGameType(player, GameType.SPECTATOR);
+
+    // ServerPlayer#closeContainer cannot be called without entering an
+    // infinite loop because this method is called during inventory close.
+    // From ServerPlayer#closeContainer -> CraftEventFactory#handleInventoryCloseEvent
+    player.containerMenu.transferTo(player.inventoryMenu, player.getBukkitEntity());
+    // From ServerPlayer#closeContainer
+    player.doCloseContainer();
+    // Regular inventory close will handle the rest - packet sending, etc.
+
+    // Revert forced game mode.
+    this.forceGameType(player, gameType);
+  }
+
+  private void forceGameType(final ServerPlayer player, final GameType gameMode) {
+    if (this.serverPlayerGameModeGameType == null) {
+      // No need to warn repeatedly, error on startup and lack of function should be enough.
+      return;
+    }
+    try {
+      this.serverPlayerGameModeGameType.setAccessible(true);
+      this.serverPlayerGameModeGameType.set(player.gameMode, gameMode);
+    } catch (IllegalArgumentException | IllegalAccessException e) {
+      logger.log(java.util.logging.Level.WARNING, "Error bypassing GameModeChangeEvent", e);
+    }
+  }
+
 }
@@ -71,9 +71,6 @@ public class OpenEnderChest implements Container, StackedContentsCompatible, Int
    items = activeItems;
  }

-  @Override
-  public void setPlayerOffline() {}
-
  @Override
  public @NotNull org.bukkit.entity.Player getPlayer() {
    return owner.getBukkitEntity();
@@ -49,7 +49,7 @@ public class OpenInventory implements Container, InternalOwned<ServerPlayer>, IS
  private final int size;
  protected ServerPlayer owner;
  private int maxStackSize = 99;
-  private CraftInventory bukkitEntity;
+  protected CraftInventory bukkitEntity;
  public List<HumanEntity> transaction = new ArrayList<>();

  public OpenInventory(@NotNull org.bukkit.entity.Player bukkitPlayer) {
@@ -70,8 +70,8 @@ public class OpenInventory implements Container, InternalOwned<ServerPlayer>, IS
    // If inventory is expected size, we can arrange slots to be pretty.
    Inventory ownerInv = owner.getInventory();
    if (ownerInv.getNonEquipmentItems().size() == 36
-        && Inventory.EQUIPMENT_SLOT_MAPPING.size() == 5
-        && owner.inventoryMenu.getCraftSlots().getContainerSize() == 4) {
+        && owner.inventoryMenu.getCraftSlots().getContainerSize() == 4
+        && (Inventory.EQUIPMENT_SLOT_MAPPING.size() == 5 || Inventory.EQUIPMENT_SLOT_MAPPING.size() == 7)) {
      // Armor slots: Bottom left.
      addArmor(36);
      // Off-hand: Below chestplate.
@@ -112,12 +112,15 @@ public class OpenInventory implements Container, InternalOwned<ServerPlayer>, IS
        invIndex = localIndex - hotbarDiff;
      }

-      slots.set(localIndex, new ContentList(owner, invIndex, type) {
-        @Override
-        public void setHolder(@NotNull ServerPlayer holder) {
-          items = holder.getInventory().getNonEquipmentItems();
-        }
-      });
+      slots.set(
+          localIndex,
+          new ContentList(owner, invIndex, type) {
+            @Override
+            public void setHolder(@NotNull ServerPlayer holder) {
+              items = holder.getInventory().getNonEquipmentItems();
+            }
+          }
+      );
    }
    return listSize;
  }
@@ -133,8 +136,8 @@ public class OpenInventory implements Container, InternalOwned<ServerPlayer>, IS
        .toArray(EquipmentSlot[]::new);
    int localIndex = 0;
    for (int i = sorted.length - 1; i >= 0; --i) {
-      // Skip off-hand, handled separately.
-      if (sorted[i] == EquipmentSlot.OFFHAND) {
+      // Skip off-hand, handled separately. Also skip non-player slots.
+      if (sorted[i].getType() != EquipmentSlot.Type.HUMANOID_ARMOR) {
        continue;
      }

@@ -170,16 +173,17 @@ public class OpenInventory implements Container, InternalOwned<ServerPlayer>, IS

    if (pretty) {
      slots.set(startIndex + 2, new ContentViewOnly(owner) {
-        @Override
-        public Slot asSlot(Container container, int slot, int x, int y) {
-          return new SlotViewOnly(container, slot, x, y) {
            @Override
-            public ItemStack getOrDefault() {
-              return Placeholders.craftingOutput;
+            public Slot asSlot(Container container, int slot, int x, int y) {
+              return new SlotViewOnly(container, slot, x, y) {
+                @Override
+                public ItemStack getOrDefault() {
+                  return Placeholders.craftingOutput;
+                }
+              };
            }
-          };
-        }
-      });
+          }
+      );
      slots.set(startIndex + 11, getCraftingResult(owner));
    }

@@ -244,9 +248,6 @@ public class OpenInventory implements Container, InternalOwned<ServerPlayer>, IS
    slots.forEach(slot -> slot.setHolder(newOwner));
  }

-  @Override
-  public void setPlayerOffline() {}
-
  @Override
  public boolean isInUse() {
    return !transaction.isEmpty();
@@ -298,7 +299,8 @@ public class OpenInventory implements Container, InternalOwned<ServerPlayer>, IS
  }

  @Override
-  public void setChanged() {}
+  public void setChanged() {
+  }

  @Override
  public boolean stillValid(@NotNull Player player) {
@@ -109,7 +109,8 @@ public class OpenDummyInventory extends CraftInventory implements ViewOnly {
  @SuppressWarnings("NonApiType")
  @Override
  public @NotNull HashMap<Integer, ItemStack> all(
-      @NotNull Material material) throws IllegalArgumentException {
+      @NotNull Material material
+  ) throws IllegalArgumentException {
    return new HashMap<>();
  }

@@ -111,6 +111,7 @@ public class OpenDummyPlayerInventory extends OpenDummyInventory implements Play

  }

+  @SuppressWarnings("InlineMeSuggester")
  @Deprecated
  @Override
  public @NotNull ItemStack getItemInHand() {
@@ -84,7 +84,8 @@ public class OpenPlayerInventory extends CraftInventory implements PlayerInvento
    for (int index = 0; index < items.length; ++index) {
      getInventory().getOwnerHandle().getInventory().equipment.set(
          Inventory.EQUIPMENT_SLOTS_SORTED_BY_INDEX[index],
-          CraftItemStack.asNMSCopy(items[index]));
+          CraftItemStack.asNMSCopy(items[index])
+      );
    }
  }

@@ -173,12 +174,14 @@ public class OpenPlayerInventory extends CraftInventory implements PlayerInvento
        .set(EquipmentSlot.OFFHAND, CraftItemStack.asNMSCopy(item));
  }

+  @SuppressWarnings("InlineMeSuggester")
  @Deprecated
  @Override
  public @NotNull ItemStack getItemInHand() {
    return getItemInMainHand();
  }

+  @SuppressWarnings("InlineMeSuggester")
  @Deprecated
  @Override
  public void setItemInHand(@Nullable ItemStack stack) {
@@ -37,6 +37,7 @@ import java.util.function.Supplier;
 /**
 * An extension of {@link AbstractContainerMenu} that supports {@link SlotPlaceholder placeholders}.
 */
+@SuppressWarnings("HidingField") // Revisit when removing 1.21.4 support
 public abstract class OpenChestMenu<T extends Container & ISpecialInventory & InternalOwned<ServerPlayer>>
    extends AbstractContainerMenu {

@@ -61,7 +62,8 @@ public abstract class OpenChestMenu<T extends Container & ISpecialInventory & In
      int containerCounter,
      @NotNull T container,
      @NotNull ServerPlayer viewer,
-      boolean viewOnly) {
+      boolean viewOnly
+  ) {
    super(type, containerCounter);
    this.container = container;
    this.viewer = viewer;
@@ -123,7 +125,8 @@ public abstract class OpenChestMenu<T extends Container & ISpecialInventory & In
    };
  }

-  protected void preSlotSetup() {}
+  protected void preSlotSetup() {
+  }

  protected @NotNull Slot getUpperSlot(int index, int x, int y) {
    Slot slot = new Slot(container, index, x, y);
@@ -13,7 +13,8 @@ public class OpenEnderChestMenu extends OpenChestMenu<OpenEnderChest> {
      @NotNull OpenEnderChest enderChest,
      @NotNull ServerPlayer viewer,
      int containerId,
-      boolean viewOnly) {
+      boolean viewOnly
+  ) {
    super(getChestMenuType(enderChest.getContainerSize()), containerId, enderChest, viewer, viewOnly);
  }

@@ -133,8 +133,11 @@ public class OpenInventoryMenu extends OpenChestMenu<OpenInventory> {
        if (rawSlot == InventoryView.OUTSIDE || rawSlot == -1) {
          return null;
        }
-        Preconditions.checkArgument(rawSlot >= 0 && rawSlot < topSize + offset + BOTTOM_INVENTORY_SIZE,
-            "Slot %s outside of inventory", rawSlot);
+        Preconditions.checkArgument(
+            rawSlot >= 0 && rawSlot < topSize + offset + BOTTOM_INVENTORY_SIZE,
+            "Slot %s outside of inventory",
+            rawSlot
+        );
        if (rawSlot > topSize) {
          return getBottomInventory();
        }
@@ -1,7 +1,7 @@
 package com.lishid.openinv.internal.common.container.slot;

 import com.lishid.openinv.internal.common.container.slot.placeholder.Placeholders;
-import com.lishid.openinv.internal.common.player.OpenPlayer;
+import com.lishid.openinv.internal.common.player.BaseOpenPlayer;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.Container;
 import net.minecraft.world.ContainerHelper;
@@ -35,7 +35,7 @@ public class ContentCrafting implements Content {
    // Player must be online and not in creative - since the creative client is (semi-)authoritative,
    // it ignores changes without extra help, and will delete the item as a result.
    // Spectator mode is technically possible but may cause the item to be dropped if the client opens an inventory.
-    return OpenPlayer.isConnected(holder.connection) && holder.gameMode.isSurvival();
+    return BaseOpenPlayer.isConnected(holder.connection) && holder.gameMode.isSurvival();
  }

  @Override
@@ -1,7 +1,7 @@
 package com.lishid.openinv.internal.common.container.slot;

 import com.lishid.openinv.internal.common.container.slot.placeholder.Placeholders;
-import com.lishid.openinv.internal.common.player.OpenPlayer;
+import com.lishid.openinv.internal.common.player.BaseOpenPlayer;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.Container;
 import net.minecraft.world.entity.player.Player;
@@ -64,7 +64,7 @@ public class ContentCursor implements Content {
    // Player must be online and not in creative - since the creative client is (semi-)authoritative,
    // it ignores changes without extra help, and will delete the item as a result.
    // Spectator mode is technically possible but may cause the item to be dropped if the client opens an inventory.
-    return OpenPlayer.isConnected(holder.connection) && holder.gameMode.isSurvival();
+    return BaseOpenPlayer.isConnected(holder.connection) && holder.gameMode.isSurvival();
  }

  @Override
@@ -1,7 +1,7 @@
 package com.lishid.openinv.internal.common.container.slot;

 import com.lishid.openinv.internal.common.container.slot.placeholder.Placeholders;
-import com.lishid.openinv.internal.common.player.OpenPlayer;
+import com.lishid.openinv.internal.common.player.BaseOpenPlayer;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.Container;
 import net.minecraft.world.inventory.Slot;
@@ -64,14 +64,14 @@ public class ContentDrop implements Content {

    @Override
    public ItemStack getOrDefault() {
-      return OpenPlayer.isConnected(holder.connection)
+      return BaseOpenPlayer.isConnected(holder.connection)
          ? Placeholders.drop
          : Placeholders.blockedOffline;
    }

    @Override
    public boolean mayPlace(@NotNull ItemStack itemStack) {
-      return OpenPlayer.isConnected(holder.connection);
+      return BaseOpenPlayer.isConnected(holder.connection);
    }

    @Override
@@ -3,7 +3,6 @@ package com.lishid.openinv.internal.common.container.slot;
 import com.lishid.openinv.internal.common.container.slot.placeholder.Placeholders;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.Container;
-import net.minecraft.world.ContainerHelper;
 import net.minecraft.world.entity.EntityEquipment;
 import net.minecraft.world.entity.EquipmentSlot;
 import net.minecraft.world.inventory.Slot;
@@ -1,6 +1,6 @@
 package com.lishid.openinv.internal.common.container.slot;

-import com.lishid.openinv.internal.common.player.OpenPlayer;
+import com.lishid.openinv.internal.common.player.BaseOpenPlayer;
 import net.minecraft.network.protocol.game.ClientboundContainerSetSlotPacket;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.Container;
@@ -37,13 +37,14 @@ public class ContentOffHand extends ContentEquipment {
    return new SlotEquipment(container, slot, x, y) {
      @Override
      public void setChanged() {
-        if (OpenPlayer.isConnected(holder.connection) && holder.containerMenu != holder.inventoryMenu) {
+        if (BaseOpenPlayer.isConnected(holder.connection) && holder.containerMenu != holder.inventoryMenu) {
          holder.connection.send(
              new ClientboundContainerSetSlotPacket(
                  holder.inventoryMenu.containerId,
                  holder.inventoryMenu.incrementStateId(),
                  InventoryMenu.SHIELD_SLOT,
-                  holder.getOffhandItem()));
+                  holder.getOffhandItem()
+              ));
        }
      }
    };
@@ -1,10 +1,12 @@
 package com.lishid.openinv.internal.common.container.slot.placeholder;

+import com.mojang.serialization.DataResult;
 import net.minecraft.core.Registry;
 import net.minecraft.core.RegistryAccess;
 import net.minecraft.core.component.DataComponents;
 import net.minecraft.core.registries.Registries;
 import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtOps;
 import net.minecraft.network.chat.Component;
 import net.minecraft.world.item.DyeColor;
 import net.minecraft.world.item.ItemStack;
@@ -21,50 +23,40 @@ import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;

 import java.util.List;
-import java.util.Optional;

 public abstract class PlaceholderLoaderBase {

-  protected PlaceholderLoaderBase() {
+  public void load(@Nullable ConfigurationSection section) throws Exception {
+    Placeholders.craftingOutput = parse(section, "crafting-output", defaultCraftingOutput());
+    Placeholders.cursor = parse(section, "cursor", defaultCursor());
+    Placeholders.drop = parse(section, "drop", defaultDrop());
+    Placeholders.emptyHelmet = parse(section, "empty-helmet", getEmptyArmor(Items.LEATHER_HELMET));
+    Placeholders.emptyChestplate = parse(section, "empty-chestplate", getEmptyArmor(Items.LEATHER_CHESTPLATE));
+    Placeholders.emptyLeggings = parse(section, "empty-leggings", getEmptyArmor(Items.LEATHER_LEGGINGS));
+    Placeholders.emptyBoots = parse(section, "empty-boots", getEmptyArmor(Items.LEATHER_BOOTS));
+    Placeholders.emptyOffHand = parse(section, "empty-off-hand", defaultShield());
+    Placeholders.notSlot = parse(section, "not-a-slot", defaultNotSlot());
+    Placeholders.blockedOffline = parse(section, "blocked.offline", defaultBlockedOffline());
+
    for (GameType type : GameType.values()) {
      // Barrier: "Not available - Creative" etc.
      ItemStack typeItem = new ItemStack(Items.BARRIER);
      typeItem.set(
          DataComponents.ITEM_NAME,
-          Component.translatable("options.narrator.notavailable").append(" - ").append(type.getShortDisplayName()));
+          Component.translatable("options.narrator.notavailable").append(" - ").append(type.getShortDisplayName())
+      );
      Placeholders.BLOCKED_GAME_TYPE.put(type, typeItem);
    }
-    Placeholders.craftingOutput = defaultCraftingOutput();
-    Placeholders.cursor = defaultCursor();
-    Placeholders.drop = defaultDrop();
-    Placeholders.emptyHelmet = getEmptyArmor(Items.LEATHER_HELMET);
-    Placeholders.emptyChestplate = getEmptyArmor(Items.LEATHER_CHESTPLATE);
-    Placeholders.emptyLeggings = getEmptyArmor(Items.LEATHER_LEGGINGS);
-    Placeholders.emptyBoots = getEmptyArmor(Items.LEATHER_BOOTS);
-    Placeholders.emptyOffHand = defaultShield();
-    Placeholders.notSlot = defaultNotSlot();
-    Placeholders.blockedOffline = defaultBlockedOffline();
-  }

-  public void load(@Nullable ConfigurationSection section) throws Exception {
-    Placeholders.craftingOutput = parse(section, "crafting-output", Placeholders.craftingOutput);
-    Placeholders.cursor = parse(section, "cursor", Placeholders.cursor);
-    Placeholders.drop = parse(section, "drop", Placeholders.drop);
-    Placeholders.emptyHelmet = parse(section, "empty-helmet", Placeholders.emptyHelmet);
-    Placeholders.emptyChestplate = parse(section, "empty-chestplate", Placeholders.emptyChestplate);
-    Placeholders.emptyLeggings = parse(section, "empty-leggings", Placeholders.emptyLeggings);
-    Placeholders.emptyBoots = parse(section, "empty-boots", Placeholders.emptyBoots);
-    Placeholders.emptyOffHand = parse(section, "empty-off-hand", Placeholders.emptyOffHand);
-    Placeholders.notSlot = parse(section, "not-a-slot", Placeholders.notSlot);
-    Placeholders.blockedOffline = parse(section, "blocked.offline", Placeholders.blockedOffline);
    Placeholders.BLOCKED_GAME_TYPE.put(GameType.CREATIVE, parse(section, "blocked.creative", Placeholders.BLOCKED_GAME_TYPE.get(GameType.CREATIVE)));
    Placeholders.BLOCKED_GAME_TYPE.put(GameType.SPECTATOR, parse(section, "blocked.spectator", Placeholders.BLOCKED_GAME_TYPE.get(GameType.SPECTATOR)));
  }

-  private @NotNull ItemStack parse(
+  protected @NotNull ItemStack parse(
      @Nullable ConfigurationSection section,
      @NotNull String path,
-      @NotNull ItemStack defaultStack) throws Exception {
+      @NotNull ItemStack defaultStack
+  ) throws Exception {
    if (section == null) {
      return defaultStack;
    }
@@ -76,8 +68,14 @@ public abstract class PlaceholderLoaderBase {
    }

    CompoundTag compoundTag = parseTag(itemText);
-    Optional<ItemStack> parsed = ItemStack.parse(CraftRegistry.getMinecraftRegistry(), compoundTag);
-    return parsed.filter(itemStack -> !itemStack.isEmpty()).orElse(defaultStack);
+    DataResult<ItemStack> parsed = ItemStack.CODEC.parse(CraftRegistry.getMinecraftRegistry().createSerializationContext(NbtOps.INSTANCE), compoundTag);
+    ItemStack itemStack;
+    try {
+      itemStack = parsed.getOrThrow();
+    } catch (Exception e) {
+      itemStack = null;
+    }
+    return itemStack == null ? defaultStack : itemStack;
  }

  protected abstract @NotNull CompoundTag parseTag(@NotNull String itemText) throws Exception;
@@ -108,7 +106,9 @@ public abstract class PlaceholderLoaderBase {
        new BannerPatternLayers(List.of(
            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(halfDiagBottomRight), DyeColor.GRAY),
            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(downRight), DyeColor.WHITE),
-            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(border), DyeColor.GRAY))));
+            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(border), DyeColor.GRAY)
+        ))
+    );
    addModelData(itemStack);
    hideTooltip(itemStack);
    return itemStack;
@@ -150,7 +150,9 @@ public abstract class PlaceholderLoaderBase {
            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(topLeft), DyeColor.MAGENTA),
            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(bottomLeft), DyeColor.MAGENTA),
            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(topRight), DyeColor.BLACK),
-            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(bottomRight), DyeColor.BLACK))));
+            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(bottomRight), DyeColor.BLACK)
+        ))
+    );
    hideTooltip(itemStack);
    addModelData(itemStack);
    return itemStack;
@@ -170,7 +172,8 @@ public abstract class PlaceholderLoaderBase {
    itemStack.set(DataComponents.ITEM_NAME,
        Component.translatable("options.narrator.notavailable")
            .append(Component.literal(" - "))
-            .append(Component.translatable("gui.socialInteractions.status_offline")));
+            .append(Component.translatable("gui.socialInteractions.status_offline"))
+    );
    return itemStack;
  }

@@ -1,6 +1,6 @@
 package com.lishid.openinv.internal.common.container.slot.placeholder;

-import com.lishid.openinv.internal.common.player.OpenPlayer;
+import com.lishid.openinv.internal.common.player.BaseOpenPlayer;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.level.GameType;
@@ -23,7 +23,7 @@ public final class Placeholders {
  public static @NotNull ItemStack blockedOffline = ItemStack.EMPTY;

  public static ItemStack survivalOnly(@NotNull ServerPlayer serverPlayer) {
-    if (!OpenPlayer.isConnected(serverPlayer.connection)) {
+    if (!BaseOpenPlayer.isConnected(serverPlayer.connection)) {
      return blockedOffline;
    }

@@ -0,0 +1,165 @@
+package com.lishid.openinv.internal.common.player;
+
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NumericTag;
+import net.minecraft.nbt.Tag;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.server.network.ServerGamePacketListenerImpl;
+import net.minecraft.world.level.storage.ValueOutput;
+import org.bukkit.craftbukkit.CraftServer;
+import org.bukkit.craftbukkit.entity.CraftPlayer;
+import org.jetbrains.annotations.Contract;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.annotations.Unmodifiable;
+
+import java.util.Set;
+
+public abstract class BaseOpenPlayer extends CraftPlayer {
+
+  /**
+   * List of tags to always reset when saving.
+   *
+   * @see net.minecraft.world.entity.Entity#saveWithoutId(ValueOutput)
+   * @see net.minecraft.server.level.ServerPlayer#addAdditionalSaveData(ValueOutput)
+   * @see net.minecraft.world.entity.player.Player#addAdditionalSaveData(ValueOutput)
+   * @see net.minecraft.world.entity.LivingEntity#addAdditionalSaveData(ValueOutput)
+   */
+  @Unmodifiable
+  protected static final Set<String> RESET_TAGS = Set.of(
+      // Entity#saveWithoutId(CompoundTag)
+      "CustomName",
+      "CustomNameVisible",
+      "Silent",
+      "NoGravity",
+      "Glowing",
+      "TicksFrozen",
+      "HasVisualFire",
+      "Tags",
+      "Passengers",
+      // ServerPlayer#addAdditionalSaveData(CompoundTag)
+      // Intentional omissions to prevent mount loss: Attach, Entity, and RootVehicle
+      "warden_spawn_tracker",
+      "entered_nether_pos", // Replaces enteredNetherPosition
+      "enteredNetherPosition",
+      "respawn", // Replaces SpawnXyz fields as of 1.21.6
+      "SpawnX",
+      "SpawnY",
+      "SpawnZ",
+      "SpawnForced",
+      "SpawnAngle",
+      "SpawnDimension",
+      "raid_omen_position",
+      "ender_pearls",
+      // Player#addAdditionalSaveData(CompoundTag)
+      "ShoulderEntityLeft",
+      "ShoulderEntityRight",
+      "LastDeathLocation",
+      "current_explosion_impact_pos",
+      // LivingEntity#addAdditionalSaveData(CompoundTag)
+      "active_effects",
+      "sleeping_pos", // Replaces SleepingXyz fields as of 1.21.6
+      "SleepingX",
+      "SleepingY",
+      "SleepingZ",
+      "Brain",
+      "last_hurt_by_player",
+      "last_hurt_by_player_memory_time",
+      "last_hurt_by_mob",
+      "ticks_since_last_hurt_by_mob",
+      "equipment",
+      "locator_bar_icon"
+  );
+
+  private final PlayerManager manager;
+
+  protected BaseOpenPlayer(CraftServer server, ServerPlayer entity, PlayerManager manager) {
+    super(server, entity);
+    this.manager = manager;
+  }
+
+  @Override
+  public void loadData() {
+    manager.loadData(server.getServer(), getHandle());
+  }
+
+  @Override
+  public abstract void saveData();
+
+  @Contract("null -> new")
+  protected @NotNull CompoundTag getWritableTag(@Nullable CompoundTag oldData) {
+    if (oldData == null) {
+      return new CompoundTag();
+    }
+
+    // Copy old data. This is a deep clone, so operating on it should be safe.
+    oldData = oldData.copy();
+
+    // Remove vanilla/server data that is not written every time.
+    oldData.keySet().removeIf(
+        key -> RESET_TAGS.contains(key)
+            || key.startsWith("Bukkit")
+            || (key.startsWith("Paper") && key.length() > 5)
+    );
+
+    return oldData;
+  }
+
+  protected void revertSpecialValues(@NotNull CompoundTag newData, @NotNull CompoundTag oldData) {
+    // Revert automatic updates to play timestamps.
+    copyValue(oldData, newData, "bukkit", "lastPlayed", NumericTag.class);
+    copyValue(oldData, newData, "Paper", "LastSeen", NumericTag.class);
+    copyValue(oldData, newData, "Paper", "LastLogin", NumericTag.class);
+  }
+
+  private <T extends Tag> void copyValue(
+      @NotNull CompoundTag source,
+      @NotNull CompoundTag target,
+      @NotNull String container,
+      @NotNull String key,
+      @SuppressWarnings("SameParameterValue") @NotNull Class<T> tagType
+  ) {
+    CompoundTag oldContainer = getTag(source, container, CompoundTag.class);
+    CompoundTag newContainer = getTag(target, container, CompoundTag.class);
+
+    // New container being null means the server implementation doesn't store this data.
+    if (newContainer == null) {
+      return;
+    }
+
+    // If old tag exists, copy it to new location, removing otherwise.
+    setTag(newContainer, key, getTag(oldContainer, key, tagType));
+  }
+
+  private <T extends Tag> @Nullable T getTag(
+      @Nullable CompoundTag container,
+      @NotNull String key,
+      @NotNull Class<T> dataType
+  ) {
+    if (container == null) {
+      return null;
+    }
+    Tag value = container.get(key);
+    if (value == null || !dataType.isAssignableFrom(value.getClass())) {
+      return null;
+    }
+    return dataType.cast(value);
+  }
+
+  private <T extends Tag> void setTag(
+      @NotNull CompoundTag container,
+      @NotNull String key,
+      @Nullable T data
+  ) {
+    if (data == null) {
+      container.remove(key);
+    } else {
+      container.put(key, data);
+    }
+  }
+
+  public static boolean isConnected(@Nullable ServerGamePacketListenerImpl connection) {
+    return connection != null && !connection.isDisconnected();
+  }
+
+}
@@ -5,85 +5,25 @@ import com.mojang.logging.LogUtils;
 import net.minecraft.Util;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.NbtIo;
-import net.minecraft.nbt.NumericTag;
-import net.minecraft.nbt.Tag;
 import net.minecraft.server.level.ServerPlayer;
-import net.minecraft.server.network.ServerGamePacketListenerImpl;
+import net.minecraft.util.ProblemReporter;
 import net.minecraft.world.level.storage.PlayerDataStorage;
+import net.minecraft.world.level.storage.TagValueOutput;
+import net.minecraft.world.level.storage.ValueOutput;
 import org.bukkit.craftbukkit.CraftServer;
-import org.bukkit.craftbukkit.entity.CraftPlayer;
-import org.jetbrains.annotations.Contract;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
-import org.jetbrains.annotations.Unmodifiable;
+import org.slf4j.Logger;

 import java.nio.file.Files;
 import java.nio.file.Path;
-import java.util.Set;

-public class OpenPlayer extends CraftPlayer {
+public class OpenPlayer extends BaseOpenPlayer {

-  /**
-   * List of tags to always reset when saving.
-   *
-   * @see net.minecraft.world.entity.Entity#saveWithoutId(CompoundTag)
-   * @see net.minecraft.server.level.ServerPlayer#addAdditionalSaveData(CompoundTag)
-   * @see net.minecraft.world.entity.player.Player#addAdditionalSaveData(CompoundTag)
-   * @see net.minecraft.world.entity.LivingEntity#addAdditionalSaveData(CompoundTag)
-   */
-  @Unmodifiable
-  protected static final Set<String> RESET_TAGS = Set.of(
-      // Entity#saveWithoutId(CompoundTag)
-      "CustomName",
-      "CustomNameVisible",
-      "Silent",
-      "NoGravity",
-      "Glowing",
-      "TicksFrozen",
-      "HasVisualFire",
-      "Tags",
-      "Passengers",
-      // ServerPlayer#addAdditionalSaveData(CompoundTag)
-      // Intentional omissions to prevent mount loss: Attach, Entity, and RootVehicle
-      // As of 1.21.5 only ender_pearls tag still needs to be reset. Rest are for backwards compatibility.
-      "warden_spawn_tracker",
-      "enteredNetherPosition",
-      "SpawnX",
-      "SpawnY",
-      "SpawnZ",
-      "SpawnForced",
-      "SpawnAngle",
-      "SpawnDimension",
-      "raid_omen_position",
-      "ender_pearls",
-      // Player#addAdditionalSaveData(CompoundTag)
-      "ShoulderEntityLeft",
-      "ShoulderEntityRight",
-      "LastDeathLocation",
-      "current_explosion_impact_pos", // Unnecessary in 1.21.5
-      // LivingEntity#addAdditionalSaveData(CompoundTag)
-      "active_effects",
-      "SleepingX",
-      "SleepingY",
-      "SleepingZ",
-      "Brain",
-      "last_hurt_by_player",
-      "last_hurt_by_player_memory_time",
-      "last_hurt_by_mob",
-      "ticks_since_last_hurt_by_mob",
-      "equipment"
-  );
-
-  private final PlayerManager manager;
-
-  protected OpenPlayer(CraftServer server, ServerPlayer entity, PlayerManager manager) {
-    super(server, entity);
-    this.manager = manager;
-  }
-
-  @Override
-  public void loadData() {
-    manager.loadData(getHandle());
+  protected OpenPlayer(
+      CraftServer server,
+      ServerPlayer entity,
+      PlayerManager manager
+  ) {
+    super(server, entity, manager);
  }

  @Override
@@ -93,14 +33,18 @@ public class OpenPlayer extends CraftPlayer {
    }

    ServerPlayer player = this.getHandle();
+    Logger logger = LogUtils.getLogger();
    // See net.minecraft.world.level.storage.PlayerDataStorage#save(EntityHuman)
-    try {
-      PlayerDataStorage worldNBTStorage = player.server.getPlayerList().playerIo;
+    try (ProblemReporter.ScopedCollector scopedCollector = new ProblemReporter.ScopedCollector(player.problemPath(), logger)) {
+      PlayerDataStorage worldNBTStorage = server.getServer().getPlayerList().playerIo;

-      CompoundTag oldData = isOnline() ? null : worldNBTStorage.load(player.getName().getString(), player.getStringUUID()).orElse(null);
+      CompoundTag oldData = isOnline()
+          ? null
+          : worldNBTStorage.load(player.getName().getString(), player.getStringUUID(), scopedCollector).orElse(null);
      CompoundTag playerData = getWritableTag(oldData);
-      playerData = player.saveWithoutId(playerData);
-      setExtraData(playerData);
+
+      ValueOutput valueOutput = TagValueOutput.createWrappingWithContext(scopedCollector, player.registryAccess(), playerData);
+      player.saveWithoutId(valueOutput);

      if (oldData != null) {
        // Revert certain special data values when offline.
@@ -118,73 +62,4 @@ public class OpenPlayer extends CraftPlayer {
    }
  }

-  @Contract("null -> new")
-  protected @NotNull CompoundTag getWritableTag(@Nullable CompoundTag oldData) {
-    if (oldData == null) {
-      return new CompoundTag();
-    }
-
-    // Copy old data. This is a deep clone, so operating on it should be safe.
-    oldData = oldData.copy();
-
-    // Remove vanilla/server data that is not written every time.
-    oldData.keySet().removeIf(key -> RESET_TAGS.contains(key) || key.startsWith("Bukkit") || key.startsWith("Paper") && key.length() > 5);
-
-    return oldData;
-  }
-
-  private void revertSpecialValues(@NotNull CompoundTag newData, @NotNull CompoundTag oldData) {
-    // Revert automatic updates to play timestamps.
-    copyValue(oldData, newData, "bukkit", "lastPlayed", NumericTag.class);
-    copyValue(oldData, newData, "Paper", "LastSeen", NumericTag.class);
-    copyValue(oldData, newData, "Paper", "LastLogin", NumericTag.class);
-  }
-
-  private <T extends Tag> void copyValue(
-      @NotNull CompoundTag source,
-      @NotNull CompoundTag target,
-      @NotNull String container,
-      @NotNull String key,
-      @SuppressWarnings("SameParameterValue") @NotNull Class<T> tagType) {
-    CompoundTag oldContainer = getTag(source, container, CompoundTag.class);
-    CompoundTag newContainer = getTag(target, container, CompoundTag.class);
-
-    // New container being null means the server implementation doesn't store this data.
-    if (newContainer == null) {
-      return;
-    }
-
-    // If old tag exists, copy it to new location, removing otherwise.
-    setTag(newContainer, key, getTag(oldContainer, key, tagType));
-  }
-
-  private <T extends Tag> @Nullable T getTag(
-      @Nullable CompoundTag container,
-      @NotNull String key,
-      @NotNull Class<T> dataType) {
-    if (container == null) {
-      return null;
-    }
-    Tag value = container.get(key);
-    if (value == null || !dataType.isAssignableFrom(value.getClass())) {
-      return null;
-    }
-    return dataType.cast(value);
-  }
-
-  private <T extends Tag> void setTag(
-      @NotNull CompoundTag container,
-      @NotNull String key,
-      @Nullable T data) {
-    if (data == null) {
-      container.remove(key);
-    } else {
-      container.put(key, data);
-    }
-  }
-
-  public static boolean isConnected(@Nullable ServerGamePacketListenerImpl connection) {
-    return connection != null && !connection.isDisconnected();
-  }
-
 }
@@ -3,11 +3,9 @@ package com.lishid.openinv.internal.common.player;
 import com.lishid.openinv.internal.ISpecialInventory;
 import com.lishid.openinv.internal.common.container.OpenEnderChest;
 import com.lishid.openinv.internal.common.container.OpenInventory;
+import com.lishid.openinv.util.JulLoggerAdapter;
 import com.mojang.authlib.GameProfile;
-import com.mojang.serialization.Dynamic;
 import io.papermc.paper.adventure.PaperAdventure;
-import net.minecraft.nbt.CompoundTag;
-import net.minecraft.nbt.NbtOps;
 import net.minecraft.network.chat.Component;
 import net.minecraft.network.protocol.game.ClientboundOpenScreenPacket;
 import net.minecraft.server.MinecraftServer;
@@ -15,11 +13,12 @@ import net.minecraft.server.level.ClientInformation;
 import net.minecraft.server.level.ParticleStatus;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.util.ProblemReporter;
 import net.minecraft.world.entity.Entity;
 import net.minecraft.world.entity.player.ChatVisiblity;
 import net.minecraft.world.inventory.AbstractContainerMenu;
 import net.minecraft.world.level.Level;
-import net.minecraft.world.level.dimension.DimensionType;
+import net.minecraft.world.level.storage.ValueInput;
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.Server;
@@ -55,15 +54,15 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager
  }

  public static @NotNull ServerPlayer getHandle(final Player player) {
-    if (player instanceof CraftPlayer) {
-      return ((CraftPlayer) player).getHandle();
+    if (player instanceof CraftPlayer craftPlayer) {
+      return craftPlayer.getHandle();
    }

    Server server = player.getServer();
    ServerPlayer nmsPlayer = null;

-    if (server instanceof CraftServer) {
-      nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getUniqueId());
+    if (server instanceof CraftServer craftServer) {
+      nmsPlayer = craftServer.getHandle().getPlayer(player.getUniqueId());
    }

    if (nmsPlayer == null) {
@@ -76,7 +75,11 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager

  @Override
  public @Nullable Player loadPlayer(@NotNull final OfflinePlayer offline) {
-    MinecraftServer server = ((CraftServer) Bukkit.getServer()).getServer();
+    if (!(Bukkit.getServer() instanceof CraftServer craftServer)) {
+      return null;
+    }
+
+    MinecraftServer server = craftServer.getServer();
    ServerLevel worldServer = server.getLevel(Level.OVERWORLD);

    if (worldServer == null) {
@@ -90,7 +93,7 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager
    entity.getAdvancements().stopListening();

    // Try to load the player's data.
-    if (loadData(entity)) {
+    if (loadData(server, entity)) {
      // If data is loaded successfully, return the Bukkit entity.
      return entity.getBukkitEntity();
    }
@@ -101,11 +104,13 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager
  protected @NotNull ServerPlayer createNewPlayer(
      @NotNull MinecraftServer server,
      @NotNull ServerLevel worldServer,
-      @NotNull final OfflinePlayer offline) {
+      @NotNull final OfflinePlayer offline
+  ) {
    // See net.minecraft.server.players.PlayerList#canPlayerLogin(ServerLoginPacketListenerImpl, GameProfile)
    // See net.minecraft.server.network.ServerLoginPacketListenerImpl#handleHello(ServerboundHelloPacket)
    GameProfile profile = new GameProfile(offline.getUniqueId(),
-        offline.getName() != null ? offline.getName() : offline.getUniqueId().toString());
+        offline.getName() != null ? offline.getName() : offline.getUniqueId().toString()
+    );

    ClientInformation dummyInfo = new ClientInformation(
        "en_us",
@@ -122,40 +127,42 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager
    ServerPlayer entity = new ServerPlayer(server, worldServer, profile, dummyInfo);

    try {
-      injectPlayer(entity);
+      injectPlayer(server, entity);
    } catch (IllegalAccessException e) {
      logger.log(
          java.util.logging.Level.WARNING,
          e,
-          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!");
+          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!"
+      );
    }

    return entity;
  }

-  boolean loadData(@NotNull ServerPlayer player) {
+  protected boolean loadData(@NotNull MinecraftServer server, @NotNull ServerPlayer player) {
    // See CraftPlayer#loadData
-    CompoundTag loadedData = player.server.getPlayerList().playerIo.load(player).orElse(null);

-    if (loadedData == null) {
-      // Exceptions with loading are logged by Mojang.
-      return false;
+    try (ProblemReporter.ScopedCollector scopedCollector = new ProblemReporter.ScopedCollector(player.problemPath(), new JulLoggerAdapter(logger))) {
+      ValueInput loadedData = server.getPlayerList().playerIo.load(player, scopedCollector).orElse(null);
+
+      if (loadedData == null) {
+        // Exceptions with loading are logged.
+        return false;
+      }
+
+      // Read basic data into the player.
+      player.load(loadedData);
+      // Game type settings are loaded separately.
+      player.loadGameTypes(loadedData);
+
+      // World is not loaded by ServerPlayer#load(CompoundTag) on Paper.
+      parseWorld(server, player, loadedData);
    }

-    // Read basic data into the player.
-    player.load(loadedData);
-    // Also read "extra" data.
-    player.readAdditionalSaveData(loadedData);
-    // Game type settings are also loaded separately.
-    player.loadGameTypes(loadedData);
-
-    // World is not loaded by ServerPlayer#load(CompoundTag) on Paper.
-    parseWorld(player, loadedData);
-
    return true;
  }

-  protected void parseWorld(@NotNull ServerPlayer player, @NotNull CompoundTag loadedData) {
+  private void parseWorld(@NotNull MinecraftServer server, @NotNull ServerPlayer player, @NotNull ValueInput loadedData) {
    // See PlayerList#placeNewPlayer
    World bukkitWorld;
    Optional<Long> msbs = loadedData.getLong("WorldUUIDMost");
@@ -164,29 +171,17 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager
      // Modern Bukkit world.
      bukkitWorld = Bukkit.getServer().getWorld(new UUID(msbs.get(), lsbs.get()));
    } else {
-      Optional<String> worldName = loadedData.getString("world");
-      if (worldName.isPresent()) {
-        // Legacy Bukkit world.
-        bukkitWorld = Bukkit.getServer().getWorld(worldName.get());
-      } else {
-        // Vanilla player data.
-        DimensionType.parseLegacy(new Dynamic<>(NbtOps.INSTANCE, loadedData.get("Dimension")))
-            .resultOrPartial(logger::warning)
-            .map(player.server::getLevel)
-            // If ServerLevel exists, set, otherwise move to spawn.
-            .ifPresentOrElse(player::setServerLevel, () -> spawnInDefaultWorld(player));
-        return;
-      }
+      bukkitWorld = loadedData.getString("world").map(Bukkit::getWorld).orElse(null);
    }
    if (bukkitWorld == null) {
-      spawnInDefaultWorld(player);
+      spawnInDefaultWorld(server, player);
      return;
    }
    player.setServerLevel(((CraftWorld) bukkitWorld).getHandle());
  }

-  protected void spawnInDefaultWorld(ServerPlayer player) {
-    ServerLevel level = player.server.getLevel(Level.OVERWORLD);
+  protected void spawnInDefaultWorld(@NotNull MinecraftServer server, @NotNull ServerPlayer player) {
+    ServerLevel level = server.getLevel(Level.OVERWORLD);
    if (level != null) {
      // Adjust player to default spawn (in keeping with Paper handling) when world not found.
      player.snapTo(player.adjustSpawnLocation(level, level.getSharedSpawnPos()).getBottomCenter(), level.getSharedSpawnAngle(), 0.0F);
@@ -196,39 +191,53 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager
    }
  }

-  protected void injectPlayer(ServerPlayer player) throws IllegalAccessException {
+  protected void injectPlayer(@NotNull MinecraftServer server, @NotNull ServerPlayer player) throws IllegalAccessException {
    if (bukkitEntity == null) {
      return;
    }

    bukkitEntity.setAccessible(true);

-    bukkitEntity.set(player, new OpenPlayer(player.server.server, player, this));
+    bukkitEntity.set(player, new OpenPlayer(server.server, player, this));
  }

  @Override
  public @NotNull Player inject(@NotNull Player player) {
    try {
      ServerPlayer nmsPlayer = getHandle(player);
-      if (nmsPlayer.getBukkitEntity() instanceof OpenPlayer openPlayer) {
+      if (nmsPlayer.getBukkitEntity() instanceof BaseOpenPlayer openPlayer) {
        return openPlayer;
      }
-      injectPlayer(nmsPlayer);
+      MinecraftServer server = nmsPlayer.getServer();
+      if (server == null) {
+        if (!(Bukkit.getServer() instanceof CraftServer craftServer)) {
+          logger.warning(() ->
+              "Unable to inject ServerPlayer, certain player data may be lost when saving! Server is not a CraftServer: "
+                  + Bukkit.getServer().getClass().getName());
+          return player;
+        }
+        server = craftServer.getServer();
+      }
+      injectPlayer(server, nmsPlayer);
      return nmsPlayer.getBukkitEntity();
    } catch (IllegalAccessException e) {
      logger.log(
          java.util.logging.Level.WARNING,
          e,
-          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!");
+          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!"
+      );
      return player;
    }
  }

  @Override
-  public @Nullable InventoryView openInventory(@NotNull Player bukkitPlayer, @NotNull ISpecialInventory inventory, boolean viewOnly) {
+  public @Nullable InventoryView openInventory(
+      @NotNull Player bukkitPlayer, @NotNull ISpecialInventory inventory,
+      boolean viewOnly
+  ) {
    ServerPlayer player = getHandle(bukkitPlayer);

-    if (!OpenPlayer.isConnected(player.connection)) {
+    if (!BaseOpenPlayer.isConnected(player.connection)) {
      return null;
    }

@@ -6,8 +6,8 @@ plugins {
 configurations.all {
  resolutionStrategy.capabilitiesResolution.withCapability("org.spigotmc:spigot-api") {
    val paper = candidates.firstOrNull {
-      it.id.let {
-        id -> id is ModuleComponentIdentifier && id.module == "paper-api"
+      it.id.let { id ->
+        id is ModuleComponentIdentifier && id.module == "paper-api"
      }
    }
    if (paper != null) {
@@ -21,6 +21,7 @@ dependencies {
  implementation(project(":openinvapi"))
  implementation(project(":openinvcommon"))
  implementation(project(":openinvadaptercommon"))
+  implementation(project(":openinvadapterpaper1_21_5"))
  implementation(project(":openinvadapterpaper1_21_4"))
  implementation(project(":openinvadapterpaper1_21_3"))

@@ -28,11 +28,16 @@ public class PlaceholderLoader extends NumericDataPlaceholderLoader {
    BannerPattern halfDiagBottomRight = bannerPatterns.getOrThrow(BannerPatterns.DIAGONAL_RIGHT);
    BannerPattern downRight = bannerPatterns.getOrThrow(BannerPatterns.STRIPE_DOWNRIGHT);
    BannerPattern border = bannerPatterns.getOrThrow(BannerPatterns.BORDER);
-    itemStack.set(DataComponents.BANNER_PATTERNS,
-        new BannerPatternLayers(List.of(
-            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(halfDiagBottomRight), DyeColor.GRAY),
-            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(downRight), DyeColor.WHITE),
-            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(border), DyeColor.GRAY))));
+    itemStack.set(
+        DataComponents.BANNER_PATTERNS,
+        new BannerPatternLayers(
+            List.of(
+                new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(halfDiagBottomRight), DyeColor.GRAY),
+                new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(downRight), DyeColor.WHITE),
+                new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(border), DyeColor.GRAY)
+            )
+        )
+    );
    addModelData(itemStack);
    itemStack.set(DataComponents.HIDE_TOOLTIP, Unit.INSTANCE);
    return itemStack;
@@ -51,12 +56,16 @@ public class PlaceholderLoader extends NumericDataPlaceholderLoader {
    BannerPattern bottomLeft = bannerPatterns.getOrThrow(BannerPatterns.SQUARE_BOTTOM_LEFT);
    BannerPattern bottomRight = bannerPatterns.getOrThrow(BannerPatterns.SQUARE_BOTTOM_RIGHT);
    itemStack.set(DataComponents.BANNER_PATTERNS,
-        new BannerPatternLayers(List.of(
-            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(halfLeft), DyeColor.BLACK),
-            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(topLeft), DyeColor.MAGENTA),
-            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(bottomLeft), DyeColor.MAGENTA),
-            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(topRight), DyeColor.BLACK),
-            new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(bottomRight), DyeColor.BLACK))));
+        new BannerPatternLayers(
+            List.of(
+                new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(halfLeft), DyeColor.BLACK),
+                new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(topLeft), DyeColor.MAGENTA),
+                new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(bottomLeft), DyeColor.MAGENTA),
+                new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(topRight), DyeColor.BLACK),
+                new BannerPatternLayers.Layer(bannerPatterns.wrapAsHolder(bottomRight), DyeColor.BLACK)
+            )
+        )
+    );
    itemStack.set(DataComponents.HIDE_TOOLTIP, Unit.INSTANCE);
    addModelData(itemStack);
    return itemStack;
@@ -21,11 +21,13 @@ public class PlayerManager extends com.lishid.openinv.internal.paper1_21_4.playe
  protected @NotNull ServerPlayer createNewPlayer(
      @NotNull MinecraftServer server,
      @NotNull ServerLevel worldServer,
-      @NotNull final OfflinePlayer offline) {
+      @NotNull final OfflinePlayer offline
+  ) {
    // See net.minecraft.server.players.PlayerList#canPlayerLogin(ServerLoginPacketListenerImpl, GameProfile)
    // See net.minecraft.server.network.ServerLoginPacketListenerImpl#handleHello(ServerboundHelloPacket)
    GameProfile profile = new GameProfile(offline.getUniqueId(),
-        offline.getName() != null ? offline.getName() : offline.getUniqueId().toString());
+        offline.getName() != null ? offline.getName() : offline.getUniqueId().toString()
+    );

    ClientInformation dummyInfo = new ClientInformation(
        "en_us",
@@ -41,12 +43,13 @@ public class PlayerManager extends com.lishid.openinv.internal.paper1_21_4.playe
    ServerPlayer entity = new ServerPlayer(server, worldServer, profile, dummyInfo);

    try {
-      injectPlayer(entity);
+      injectPlayer(server, entity);
    } catch (IllegalAccessException e) {
      logger.log(
          java.util.logging.Level.WARNING,
          e,
-          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!");
+          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!"
+      );
    }

    return entity;
@@ -6,8 +6,8 @@ plugins {
 configurations.all {
  resolutionStrategy.capabilitiesResolution.withCapability("org.spigotmc:spigot-api") {
    val paper = candidates.firstOrNull {
-      it.id.let {
-        id -> id is ModuleComponentIdentifier && id.module == "paper-api"
+      it.id.let { id ->
+        id is ModuleComponentIdentifier && id.module == "paper-api"
      }
    }
    if (paper != null) {
@@ -21,6 +21,7 @@ dependencies {
  implementation(project(":openinvapi"))
  implementation(project(":openinvcommon"))
  implementation(project(":openinvadaptercommon"))
+  implementation(project(":openinvadapterpaper1_21_5"))
  implementation(project(":openinvadapterpaper1_21_4"))

  paperweight.paperDevBundle("1.21.3-R0.1-SNAPSHOT")
@@ -6,8 +6,8 @@ plugins {
 configurations.all {
  resolutionStrategy.capabilitiesResolution.withCapability("org.spigotmc:spigot-api") {
    val paper = candidates.firstOrNull {
-      it.id.let {
-        id -> id is ModuleComponentIdentifier && id.module == "paper-api"
+      it.id.let { id ->
+        id is ModuleComponentIdentifier && id.module == "paper-api"
      }
    }
    if (paper != null) {
@@ -21,6 +21,7 @@ dependencies {
  implementation(project(":openinvapi"))
  implementation(project(":openinvcommon"))
  implementation(project(":openinvadaptercommon"))
+  implementation(project(":openinvadapterpaper1_21_5"))

  paperweight.paperDevBundle("1.21.4-R0.1-SNAPSHOT")
 }
@@ -7,13 +7,18 @@ import org.bukkit.entity.Player;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;

-public class OpenEnderChest extends com.lishid.openinv.internal.common.container.OpenEnderChest{
+public class OpenEnderChest extends com.lishid.openinv.internal.common.container.OpenEnderChest {

  public OpenEnderChest(@NotNull Player player) {
    super(player);
  }

-  public @Nullable AbstractContainerMenu createMenu(net.minecraft.world.entity.player.Player player, int i, boolean viewOnly) {
+  @Override
+  public @Nullable AbstractContainerMenu createMenu(
+      net.minecraft.world.entity.player.Player player,
+      int i,
+      boolean viewOnly
+  ) {
    if (player instanceof ServerPlayer serverPlayer) {
      return new OpenEnderChestMenu(this, serverPlayer, i, viewOnly);
    }
@@ -7,6 +7,7 @@ import com.lishid.openinv.internal.common.container.slot.ContentList;
 import com.lishid.openinv.internal.common.container.slot.ContentViewOnly;
 import com.lishid.openinv.internal.common.container.slot.SlotViewOnly;
 import com.lishid.openinv.internal.common.container.slot.placeholder.Placeholders;
+import com.lishid.openinv.internal.paper1_21_4.container.bukkit.OpenPlayerInventory;
 import com.lishid.openinv.internal.paper1_21_4.container.menu.OpenInventoryMenu;
 import com.lishid.openinv.internal.paper1_21_4.container.slot.ContentEquipment;
 import com.lishid.openinv.internal.paper1_21_4.container.slot.ContentOffHand;
@@ -79,12 +80,15 @@ public class OpenInventory extends com.lishid.openinv.internal.common.container.
        invIndex = localIndex - hotbarDiff;
      }

-      slots.set(localIndex, new ContentList(owner, invIndex, type) {
-        @Override
-        public void setHolder(@NotNull ServerPlayer holder) {
-          items = holder.getInventory().items;
-        }
-      });
+      slots.set(
+          localIndex,
+          new ContentList(owner, invIndex, type) {
+            @Override
+            public void setHolder(@NotNull ServerPlayer holder) {
+              items = holder.getInventory().items;
+            }
+          }
+      );
    }
    return listSize;
  }
@@ -151,22 +155,32 @@ public class OpenInventory extends com.lishid.openinv.internal.common.container.

    if (pretty) {
      slots.set(startIndex + 2, new ContentViewOnly(owner) {
-        @Override
-        public Slot asSlot(Container container, int slot, int x, int y) {
-          return new SlotViewOnly(container, slot, x, y) {
            @Override
-            public ItemStack getOrDefault() {
-              return Placeholders.craftingOutput;
+            public Slot asSlot(Container container, int slot, int x, int y) {
+              return new SlotViewOnly(container, slot, x, y) {
+                @Override
+                public ItemStack getOrDefault() {
+                  return Placeholders.craftingOutput;
+                }
+              };
            }
-          };
-        }
-      });
+          }
+      );
      slots.set(startIndex + 11, getCraftingResult(owner));
    }

    return startIndex + listSize;
  }

+  @Override
+  public @NotNull org.bukkit.inventory.Inventory getBukkitInventory() {
+    if (bukkitEntity == null) {
+      bukkitEntity = new OpenPlayerInventory(this);
+    }
+    return bukkitEntity;
+  }
+
+  @Override
  public @Nullable AbstractContainerMenu createMenu(Player player, int i, boolean viewOnly) {
    if (player instanceof ServerPlayer serverPlayer) {
      return new OpenInventoryMenu(this, serverPlayer, i, viewOnly);
@@ -170,12 +170,14 @@ public class OpenPlayerInventory extends CraftInventory implements PlayerInvento
    getInventory().getOwnerHandle().getInventory().offhand.set(0, CraftItemStack.asNMSCopy(item));
  }

+  @SuppressWarnings("InlineMeSuggester")
  @Deprecated
  @Override
  public @NotNull ItemStack getItemInHand() {
    return getItemInMainHand();
  }

+  @SuppressWarnings("InlineMeSuggester")
  @Deprecated
  @Override
  public void setItemInHand(@Nullable ItemStack stack) {
@@ -35,6 +35,7 @@ import java.util.function.Supplier;
 /**
 * An extension of {@link AbstractContainerMenu} that supports {@link SlotPlaceholder placeholders}.
 */
+@SuppressWarnings("HidingField")
 public abstract class OpenChestMenu<T extends Container & ISpecialInventory & InternalOwned<ServerPlayer>>
    extends AbstractContainerMenu {

@@ -59,7 +60,8 @@ public abstract class OpenChestMenu<T extends Container & ISpecialInventory & In
      int containerCounter,
      @NotNull T container,
      @NotNull ServerPlayer viewer,
-      boolean viewOnly) {
+      boolean viewOnly
+  ) {
    super(type, containerCounter);
    this.container = container;
    this.viewer = viewer;
@@ -108,7 +110,8 @@ public abstract class OpenChestMenu<T extends Container & ISpecialInventory & In
    }
  }

-  protected void preSlotSetup() {}
+  protected void preSlotSetup() {
+  }

  protected @NotNull Slot getUpperSlot(int index, int x, int y) {
    Slot slot = new Slot(container, index, x, y);
@@ -13,7 +13,8 @@ public class OpenEnderChestMenu extends OpenChestMenu<OpenEnderChest> {
      @NotNull OpenEnderChest enderChest,
      @NotNull ServerPlayer viewer,
      int containerId,
-      boolean viewOnly) {
+      boolean viewOnly
+  ) {
    super(
        com.lishid.openinv.internal.common.container.menu.OpenChestMenu.getChestMenuType(enderChest.getContainerSize()),
        containerId,
@@ -133,8 +133,11 @@ public class OpenInventoryMenu extends OpenChestMenu<OpenInventory> {
        if (rawSlot == InventoryView.OUTSIDE || rawSlot == -1) {
          return null;
        }
-        Preconditions.checkArgument(rawSlot >= 0 && rawSlot < topSize + offset + BOTTOM_INVENTORY_SIZE,
-            "Slot %s outside of inventory", rawSlot);
+        Preconditions.checkArgument(
+            rawSlot >= 0 && rawSlot < topSize + offset + BOTTOM_INVENTORY_SIZE,
+            "Slot %s outside of inventory",
+            rawSlot
+        );
        if (rawSlot > topSize) {
          return getBottomInventory();
        }
@@ -1,6 +1,6 @@
 package com.lishid.openinv.internal.paper1_21_4.container.slot;

-import com.lishid.openinv.internal.common.player.OpenPlayer;
+import com.lishid.openinv.internal.common.player.BaseOpenPlayer;
 import net.minecraft.network.protocol.game.ClientboundContainerSetSlotPacket;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.Container;
@@ -37,13 +37,14 @@ public class ContentOffHand extends ContentEquipment {
    return new SlotEquipment(container, slot, x, y) {
      @Override
      public void setChanged() {
-        if (OpenPlayer.isConnected(holder.connection) && holder.containerMenu != holder.inventoryMenu) {
+        if (BaseOpenPlayer.isConnected(holder.connection) && holder.containerMenu != holder.inventoryMenu) {
          holder.connection.send(
              new ClientboundContainerSetSlotPacket(
                  holder.inventoryMenu.containerId,
                  holder.inventoryMenu.incrementStateId(),
                  InventoryMenu.SHIELD_SLOT,
-                  holder.getOffhandItem()));
+                  holder.getOffhandItem()
+              ));
        }
      }
    };
@@ -1,6 +1,5 @@
 package com.lishid.openinv.internal.paper1_21_4.player;

-import com.lishid.openinv.internal.common.player.PlayerManager;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.server.level.ServerPlayer;
 import org.bukkit.craftbukkit.CraftServer;
@@ -8,10 +7,12 @@ import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;

-public class OpenPlayer extends com.lishid.openinv.internal.common.player.OpenPlayer {
+public class OpenPlayer extends com.lishid.openinv.internal.paper1_21_5.player.OpenPlayer {

-  protected OpenPlayer(CraftServer server, ServerPlayer entity,
-      PlayerManager manager) {
+  protected OpenPlayer(
+      CraftServer server, ServerPlayer entity,
+      PlayerManager manager
+  ) {
    super(server, entity, manager);
  }

@@ -3,6 +3,7 @@ package com.lishid.openinv.internal.paper1_21_4.player;
 import com.mojang.serialization.Dynamic;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.NbtOps;
+import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.level.Level;
@@ -15,12 +16,13 @@ import org.jetbrains.annotations.NotNull;
 import java.util.UUID;
 import java.util.logging.Logger;

-public class PlayerManager extends com.lishid.openinv.internal.common.player.PlayerManager {
+public class PlayerManager extends com.lishid.openinv.internal.paper1_21_5.player.PlayerManager {

  public PlayerManager(@NotNull Logger logger) {
    super(logger);
  }

+  @Override
  protected void parseWorld(@NotNull ServerPlayer player, @NotNull CompoundTag loadedData) {
    // See PlayerList#placeNewPlayer
    World bukkitWorld;
@@ -36,19 +38,19 @@ public class PlayerManager extends com.lishid.openinv.internal.common.player.Pla
          .resultOrPartial(logger::warning)
          .map(player.server::getLevel)
          // If ServerLevel exists, set, otherwise move to spawn.
-          .ifPresentOrElse(player::setServerLevel, () -> spawnInDefaultWorld(player));
+          .ifPresentOrElse(player::setServerLevel, () -> spawnInDefaultWorld(player.server, player));
      return;
    }
    if (bukkitWorld == null) {
-      spawnInDefaultWorld(player);
+      spawnInDefaultWorld(player.server, player);
      return;
    }
    player.setServerLevel(((CraftWorld) bukkitWorld).getHandle());
  }

  @Override
-  protected void spawnInDefaultWorld(ServerPlayer player) {
-    ServerLevel level = player.server.getLevel(Level.OVERWORLD);
+  protected void spawnInDefaultWorld(@NotNull MinecraftServer server, @NotNull ServerPlayer player) {
+    ServerLevel level = server.getLevel(Level.OVERWORLD);
    if (level != null) {
      // Adjust player to default spawn (in keeping with Paper handling) when world not found.
      player.moveTo(player.adjustSpawnLocation(level, level.getSharedSpawnPos()).getBottomCenter(), level.getSharedSpawnAngle(), 0.0F);
@@ -58,7 +60,8 @@ public class PlayerManager extends com.lishid.openinv.internal.common.player.Pla
    }
  }

-  protected void injectPlayer(ServerPlayer player) throws IllegalAccessException {
+  @Override
+  protected void injectPlayer(@NotNull MinecraftServer server, @NotNull ServerPlayer player) throws IllegalAccessException {
    if (bukkitEntity == null) {
      return;
    }
@@ -0,0 +1,26 @@
+plugins {
+  `openinv-base`
+  alias(libs.plugins.paperweight)
+}
+
+configurations.all {
+  resolutionStrategy.capabilitiesResolution.withCapability("org.spigotmc:spigot-api") {
+    val paper = candidates.firstOrNull {
+      it.id.let { id ->
+        id is ModuleComponentIdentifier && id.module == "paper-api"
+      }
+    }
+    if (paper != null) {
+      select(paper)
+    }
+    because("module is written for Paper servers")
+  }
+}
+
+dependencies {
+  implementation(project(":openinvapi"))
+  implementation(project(":openinvcommon"))
+  implementation(project(":openinvadaptercommon"))
+
+  paperweight.paperDevBundle("1.21.5-R0.1-SNAPSHOT")
+}
@@ -0,0 +1,37 @@
+package com.lishid.openinv.internal.paper1_21_5;
+
+import com.lishid.openinv.internal.paper1_21_5.container.slot.placeholder.PlaceholderLoaderLegacyParse;
+import com.lishid.openinv.internal.paper1_21_5.player.PlayerManager;
+import com.lishid.openinv.util.lang.LanguageManager;
+import org.bukkit.configuration.ConfigurationSection;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+public class InternalAccessor extends com.lishid.openinv.internal.common.InternalAccessor {
+
+  private final @NotNull PlayerManager manager;
+
+  public InternalAccessor(@NotNull Logger logger, @NotNull LanguageManager lang) {
+    super(logger, lang);
+    manager = new PlayerManager(logger);
+  }
+
+  @Override
+  public @NotNull PlayerManager getPlayerManager() {
+    return manager;
+  }
+
+  @Override
+  public void reload(@NotNull ConfigurationSection config) {
+    ConfigurationSection placeholders = config.getConfigurationSection("placeholders");
+    try {
+      // Reset placeholders to defaults and try to load configuration.
+      new PlaceholderLoaderLegacyParse().load(placeholders);
+    } catch (Exception e) {
+      logger.log(Level.WARNING, "Caught exception loading placeholder overrides!", e);
+    }
+  }
+
+}
@@ -0,0 +1,36 @@
+package com.lishid.openinv.internal.paper1_21_5.container.slot.placeholder;
+
+import com.lishid.openinv.internal.common.container.slot.placeholder.PlaceholderLoader;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.world.item.ItemStack;
+import org.bukkit.configuration.ConfigurationSection;
+import org.bukkit.craftbukkit.CraftRegistry;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.Optional;
+
+public class PlaceholderLoaderLegacyParse extends PlaceholderLoader {
+
+  @Override
+  protected @NotNull ItemStack parse(
+      @Nullable ConfigurationSection section,
+      @NotNull String path,
+      @NotNull ItemStack defaultStack
+  ) throws Exception {
+    if (section == null) {
+      return defaultStack;
+    }
+
+    String itemText = section.getString(path);
+
+    if (itemText == null) {
+      return defaultStack;
+    }
+
+    CompoundTag compoundTag = parseTag(itemText);
+    Optional<ItemStack> parsed = ItemStack.parse(CraftRegistry.getMinecraftRegistry(), compoundTag);
+    return parsed.filter(itemStack -> !itemStack.isEmpty()).orElse(defaultStack);
+  }
+
+}
@@ -0,0 +1,54 @@
+package com.lishid.openinv.internal.paper1_21_5.player;
+
+import com.lishid.openinv.event.OpenEvents;
+import com.lishid.openinv.internal.common.player.BaseOpenPlayer;
+import com.mojang.logging.LogUtils;
+import net.minecraft.Util;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtIo;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.world.level.storage.PlayerDataStorage;
+import org.bukkit.craftbukkit.CraftServer;
+
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+public class OpenPlayer extends BaseOpenPlayer {
+
+  protected OpenPlayer(CraftServer server, ServerPlayer entity, PlayerManager manager) {
+    super(server, entity, manager);
+  }
+
+  @Override
+  public void saveData() {
+    if (OpenEvents.saveCancelled(this)) {
+      return;
+    }
+
+    ServerPlayer player = this.getHandle();
+    // See net.minecraft.world.level.storage.PlayerDataStorage#save(EntityHuman)
+    try {
+      PlayerDataStorage worldNBTStorage = player.server.getPlayerList().playerIo;
+
+      CompoundTag oldData = isOnline() ? null : worldNBTStorage.load(player.getName().getString(), player.getStringUUID()).orElse(null);
+      CompoundTag playerData = getWritableTag(oldData);
+
+      playerData = player.saveWithoutId(playerData);
+
+      if (oldData != null) {
+        // Revert certain special data values when offline.
+        revertSpecialValues(playerData, oldData);
+      }
+
+      Path playerDataDir = worldNBTStorage.getPlayerDir().toPath();
+      Path tempFile = Files.createTempFile(playerDataDir, player.getStringUUID() + "-", ".dat");
+      NbtIo.writeCompressed(playerData, tempFile);
+      Path dataFile = playerDataDir.resolve(player.getStringUUID() + ".dat");
+      Path backupFile = playerDataDir.resolve(player.getStringUUID() + ".dat_old");
+      Util.safeReplaceFile(dataFile, tempFile, backupFile);
+    } catch (Exception e) {
+      LogUtils.getLogger().warn("Failed to save player data for {}: {}", player.getScoreboardName(), e);
+    }
+  }
+
+}
@@ -0,0 +1,106 @@
+package com.lishid.openinv.internal.paper1_21_5.player;
+
+import com.mojang.serialization.Dynamic;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtOps;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.world.level.dimension.DimensionType;
+import org.bukkit.Bukkit;
+import org.bukkit.World;
+import org.bukkit.craftbukkit.CraftWorld;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Optional;
+import java.util.UUID;
+import java.util.logging.Logger;
+
+public class PlayerManager extends com.lishid.openinv.internal.common.player.PlayerManager {
+
+  public PlayerManager(@NotNull Logger logger) {
+    super(logger);
+  }
+
+  @Override
+  protected boolean loadData(@NotNull MinecraftServer server, @NotNull ServerPlayer player) {
+    // See CraftPlayer#loadData
+    CompoundTag loadedData = server.getPlayerList().playerIo.load(player).orElse(null);
+
+    if (loadedData == null) {
+      // Exceptions with loading are logged.
+      return false;
+    }
+
+    // Read basic data into the player.
+    player.load(loadedData);
+    // Game type settings are also loaded separately.
+    player.loadGameTypes(loadedData);
+
+    // World is not loaded by ServerPlayer#load(CompoundTag) on Paper.
+    parseWorld(player, loadedData);
+
+    return true;
+  }
+
+  protected void parseWorld(@NotNull ServerPlayer player, @NotNull CompoundTag loadedData) {
+    // See PlayerList#placeNewPlayer
+    World bukkitWorld;
+    Optional<Long> msbs = loadedData.getLong("WorldUUIDMost");
+    Optional<Long> lsbs = loadedData.getLong("WorldUUIDLeast");
+    if (msbs.isPresent() && lsbs.isPresent()) {
+      // Modern Bukkit world.
+      bukkitWorld = Bukkit.getServer().getWorld(new UUID(msbs.get(), lsbs.get()));
+    } else {
+      Optional<String> worldName = loadedData.getString("world");
+      if (worldName.isPresent()) {
+        // Legacy Bukkit world.
+        bukkitWorld = Bukkit.getServer().getWorld(worldName.get());
+      } else {
+        // Vanilla player data.
+        DimensionType.parseLegacy(new Dynamic<>(NbtOps.INSTANCE, loadedData.get("Dimension")))
+            .resultOrPartial(logger::warning)
+            .map(player.server::getLevel)
+            // If ServerLevel exists, set, otherwise move to spawn.
+            .ifPresentOrElse(player::setServerLevel, () -> spawnInDefaultWorld(player.server, player));
+        return;
+      }
+    }
+    if (bukkitWorld == null) {
+      spawnInDefaultWorld(player.server, player);
+      return;
+    }
+    player.setServerLevel(((CraftWorld) bukkitWorld).getHandle());
+  }
+
+  @Override
+  public @NotNull Player inject(@NotNull Player player) {
+    try {
+      ServerPlayer nmsPlayer = getHandle(player);
+      if (nmsPlayer.getBukkitEntity() instanceof OpenPlayer openPlayer) {
+        return openPlayer;
+      }
+      injectPlayer(nmsPlayer.server, nmsPlayer);
+      return nmsPlayer.getBukkitEntity();
+    } catch (IllegalAccessException e) {
+      logger.log(
+          java.util.logging.Level.WARNING,
+          e,
+          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!"
+      );
+      return player;
+    }
+  }
+
+  @Override
+  protected void injectPlayer(@NotNull MinecraftServer server, @NotNull ServerPlayer player) throws IllegalAccessException {
+    if (bukkitEntity == null) {
+      return;
+    }
+
+    bukkitEntity.setAccessible(true);
+
+    bukkitEntity.set(player, new OpenPlayer(player.server.server, player, this));
+  }
+
+}
@@ -10,15 +10,15 @@ plugins {
 apply<SpigotSetup>()
 apply<SpigotReobf>()

-val spigotVer = "1.21.5-R0.1-SNAPSHOT"
+val spigotVer = "1.21.7-R0.1-SNAPSHOT"
 // Used by common adapter to relocate Craftbukkit classes to a versioned package.
-rootProject.extra["craftbukkitPackage"] = "v1_21_R4"
+rootProject.extra["craftbukkitPackage"] = "v1_21_R5"

 configurations.all {
  resolutionStrategy.capabilitiesResolution.withCapability("org.spigotmc:spigot-api") {
    val spigot = candidates.firstOrNull {
-      it.id.let {
-        id -> id is ModuleComponentIdentifier && id.module == "spigot-api"
+      it.id.let { id ->
+        id is ModuleComponentIdentifier && id.module == "spigot-api"
      }
    }
    if (spigot != null) {
@@ -64,7 +64,8 @@ public class AnySilentContainer extends AnySilentContainerBase {
  public boolean activateContainer(
      @NotNull final Player bukkitPlayer,
      final boolean silentchest,
-      @NotNull final org.bukkit.block.Block bukkitBlock) {
+      @NotNull final org.bukkit.block.Block bukkitBlock
+  ) {

    // Silent ender chest is API-only
    if (silentchest && bukkitBlock.getType() == Material.ENDER_CHEST) {
@@ -87,11 +88,16 @@ public class AnySilentContainer extends AnySilentContainerBase {
      // Anychest ender chest. See net.minecraft.world.level.block.EnderChestBlock
      PlayerEnderChestContainer enderChest = player.getEnderChestInventory();
      enderChest.setActiveChest(enderChestTile);
-      player.openMenu(new SimpleMenuProvider((containerCounter, playerInventory, ignored) -> {
-        MenuType<?> containers = OpenChestMenu.getChestMenuType(enderChest.getContainerSize());
-        int rows = enderChest.getContainerSize() / 9;
-        return new ChestMenu(containers, containerCounter, playerInventory, enderChest, rows);
-      }, Component.translatable("container.enderchest")));
+      player.openMenu(
+          new SimpleMenuProvider(
+              (containerCounter, playerInventory, ignored) -> {
+                MenuType<?> containers = OpenChestMenu.getChestMenuType(enderChest.getContainerSize());
+                int rows = enderChest.getContainerSize() / 9;
+                return new ChestMenu(containers, containerCounter, playerInventory, enderChest, rows);
+              },
+              Component.translatable("container.enderchest")
+          )
+      );
      bukkitPlayer.incrementStatistic(Statistic.ENDERCHEST_OPENED);
      return true;
    }
@@ -4,8 +4,8 @@ import com.google.common.base.Preconditions;
 import com.lishid.openinv.internal.reobf.container.OpenInventory;
 import net.minecraft.core.NonNullList;
 import net.minecraft.world.entity.player.Inventory;
-import org.bukkit.craftbukkit.v1_21_R4.inventory.CraftInventory;
-import org.bukkit.craftbukkit.v1_21_R4.inventory.CraftItemStack;
+import org.bukkit.craftbukkit.v1_21_R5.inventory.CraftInventory;
+import org.bukkit.craftbukkit.v1_21_R5.inventory.CraftItemStack;
 import org.bukkit.entity.Player;
 import org.bukkit.event.inventory.InventoryType;
 import org.bukkit.inventory.ItemStack;
@@ -151,12 +151,14 @@ public class OpenPlayerInventory extends CraftInventory implements PlayerInvento
    getInventory().getOwnerHandle().getBukkitEntity().getInventory().setItemInOffHand(item);
  }

+  @SuppressWarnings("InlineMeSuggester")
  @Deprecated
  @Override
  public @NotNull ItemStack getItemInHand() {
    return getItemInMainHand();
  }

+  @SuppressWarnings("InlineMeSuggester")
  @Deprecated
  @Override
  public void setItemInHand(@Nullable ItemStack stack) {
@@ -6,8 +6,8 @@ import net.minecraft.world.Container;
 import net.minecraft.world.entity.EquipmentSlot;
 import net.minecraft.world.inventory.Slot;
 import net.minecraft.world.item.ItemStack;
-import org.bukkit.craftbukkit.v1_21_R4.CraftEquipmentSlot;
-import org.bukkit.craftbukkit.v1_21_R4.inventory.CraftItemStack;
+import org.bukkit.craftbukkit.v1_21_R5.CraftEquipmentSlot;
+import org.bukkit.craftbukkit.v1_21_R5.inventory.CraftItemStack;
 import org.bukkit.event.inventory.InventoryType;
 import org.bukkit.inventory.PlayerInventory;
 import org.jetbrains.annotations.NotNull;
@@ -40,7 +40,8 @@ public class ContentOffHand extends ContentEquipment {
                  holder.inventoryMenu.containerId,
                  holder.inventoryMenu.incrementStateId(),
                  InventoryMenu.SHIELD_SLOT,
-                  holder.getOffhandItem()));
+                  holder.getOffhandItem()
+              ));
        }
      }
    };
@@ -0,0 +1,226 @@
+package com.lishid.openinv.internal.reobf.player;
+
+import com.lishid.openinv.event.OpenEvents;
+import com.mojang.logging.LogUtils;
+import net.minecraft.Util;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtIo;
+import net.minecraft.nbt.NumericTag;
+import net.minecraft.nbt.Tag;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.server.network.ServerGamePacketListenerImpl;
+import net.minecraft.util.ProblemReporter;
+import net.minecraft.world.level.storage.PlayerDataStorage;
+import net.minecraft.world.level.storage.TagValueInput;
+import net.minecraft.world.level.storage.TagValueOutput;
+import net.minecraft.world.level.storage.ValueInput;
+import net.minecraft.world.level.storage.ValueOutput;
+import org.bukkit.craftbukkit.v1_21_R5.CraftServer;
+import org.bukkit.craftbukkit.v1_21_R5.entity.CraftPlayer;
+import org.jetbrains.annotations.Contract;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.annotations.Unmodifiable;
+import org.slf4j.Logger;
+
+import java.lang.reflect.Field;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Set;
+
+public class OpenPlayer extends CraftPlayer {
+
+  /**
+   * List of tags to always reset when saving.
+   *
+   * @see net.minecraft.world.entity.Entity#saveWithoutId(ValueOutput)
+   * @see ServerPlayer#addAdditionalSaveData(ValueOutput)
+   * @see net.minecraft.world.entity.player.Player#addAdditionalSaveData(ValueOutput)
+   * @see net.minecraft.world.entity.LivingEntity#addAdditionalSaveData(ValueOutput)
+   */
+  @Unmodifiable
+  protected static final Set<String> RESET_TAGS = Set.of(
+      // Entity#saveWithoutId(CompoundTag)
+      "CustomName",
+      "CustomNameVisible",
+      "Silent",
+      "NoGravity",
+      "Glowing",
+      "TicksFrozen",
+      "HasVisualFire",
+      "Tags",
+      "Passengers",
+      // ServerPlayer#addAdditionalSaveData(CompoundTag)
+      // Intentional omissions to prevent mount loss: Attach, Entity, and RootVehicle
+      "warden_spawn_tracker",
+      "entered_nether_pos", // Replaces enteredNetherPosition
+      "enteredNetherPosition",
+      "respawn", // Replaces SpawnXyz fields as of 1.21.6
+      "SpawnX",
+      "SpawnY",
+      "SpawnZ",
+      "SpawnForced",
+      "SpawnAngle",
+      "SpawnDimension",
+      "raid_omen_position",
+      "ender_pearls",
+      // Player#addAdditionalSaveData(CompoundTag)
+      "ShoulderEntityLeft",
+      "ShoulderEntityRight",
+      "LastDeathLocation",
+      "current_explosion_impact_pos",
+      // LivingEntity#addAdditionalSaveData(CompoundTag)
+      "active_effects",
+      "sleeping_pos", // Replaces SleepingXyz fields as of 1.21.6
+      "SleepingX",
+      "SleepingY",
+      "SleepingZ",
+      "Brain",
+      "last_hurt_by_player",
+      "last_hurt_by_player_memory_time",
+      "last_hurt_by_mob",
+      "ticks_since_last_hurt_by_mob",
+      "equipment",
+      "locator_bar_icon"
+  );
+
+  private final PlayerManager manager;
+
+  protected OpenPlayer(CraftServer server, ServerPlayer entity, PlayerManager manager) {
+    super(server, entity);
+    this.manager = manager;
+  }
+
+  @Override
+  public void loadData() {
+    manager.loadData(getHandle());
+  }
+
+  @Override
+  public void saveData() {
+    if (OpenEvents.saveCancelled(this)) {
+      return;
+    }
+
+    ServerPlayer player = this.getHandle();
+    Logger logger = LogUtils.getLogger();
+    // See net.minecraft.world.level.storage.PlayerDataStorage#save(EntityHuman)
+    try (ProblemReporter.ScopedCollector scopedCollector = new ProblemReporter.ScopedCollector(player.problemPath(), logger)) {
+      PlayerDataStorage worldNBTStorage = server.getServer().getPlayerList().playerIo;
+
+      ValueInput oldDataInput = isOnline()
+          ? null
+          : worldNBTStorage.load(player.getName().getString(), player.getStringUUID(), scopedCollector, player.registryAccess()).orElse(null);
+      // Grab CompoundTag out of TagValueInput - we can't iterate over the fields via TagValueInput.
+      CompoundTag oldData = null;
+      if (oldDataInput != null) {
+        Field tagValueInputInput = TagValueInput.class.getDeclaredField("input");
+        tagValueInputInput.setAccessible(true);
+        oldData = (CompoundTag) tagValueInputInput.get(oldDataInput);
+      }
+
+      CompoundTag playerData = getWritableTag(oldData);
+
+      ValueOutput valueOutput = TagValueOutput.createWithContext(scopedCollector, player.registryAccess());
+      Field tagValueOutputOutput = TagValueOutput.class.getDeclaredField("output");
+      tagValueOutputOutput.setAccessible(true);
+      CompoundTag newPlayerData = (CompoundTag) tagValueOutputOutput.get(valueOutput);
+      // Add existing old data.
+      newPlayerData.merge(playerData);
+      playerData = newPlayerData;
+
+      player.saveWithoutId(valueOutput);
+
+      if (oldData != null) {
+        // Revert certain special data values when offline.
+        revertSpecialValues(playerData, oldData);
+      }
+
+      Path playerDataDir = worldNBTStorage.getPlayerDir().toPath();
+      Path tempFile = Files.createTempFile(playerDataDir, player.getStringUUID() + "-", ".dat");
+      NbtIo.writeCompressed(playerData, tempFile);
+      Path dataFile = playerDataDir.resolve(player.getStringUUID() + ".dat");
+      Path backupFile = playerDataDir.resolve(player.getStringUUID() + ".dat_old");
+      Util.safeReplaceFile(dataFile, tempFile, backupFile);
+    } catch (Exception e) {
+      LogUtils.getLogger().warn("Failed to save player data for {}: {}", player.getScoreboardName(), e);
+    }
+  }
+
+  @Contract("null -> new")
+  protected @NotNull CompoundTag getWritableTag(@Nullable CompoundTag oldData) {
+    if (oldData == null) {
+      return new CompoundTag();
+    }
+
+    // Copy old data. This is a deep clone, so operating on it should be safe.
+    oldData = oldData.copy();
+
+    // Remove vanilla/server data that is not written every time.
+    oldData.keySet().removeIf(
+        key -> RESET_TAGS.contains(key)
+            || key.startsWith("Bukkit")
+            || (key.startsWith("Paper") && key.length() > 5)
+    );
+
+    return oldData;
+  }
+
+  protected void revertSpecialValues(@NotNull CompoundTag newData, @NotNull CompoundTag oldData) {
+    // Revert automatic updates to play timestamps.
+    copyValue(oldData, newData, "bukkit", "lastPlayed", NumericTag.class);
+    copyValue(oldData, newData, "Paper", "LastSeen", NumericTag.class);
+    copyValue(oldData, newData, "Paper", "LastLogin", NumericTag.class);
+  }
+
+  private <T extends Tag> void copyValue(
+      @NotNull CompoundTag source,
+      @NotNull CompoundTag target,
+      @NotNull String container,
+      @NotNull String key,
+      @SuppressWarnings("SameParameterValue") @NotNull Class<T> tagType
+  ) {
+    CompoundTag oldContainer = getTag(source, container, CompoundTag.class);
+    CompoundTag newContainer = getTag(target, container, CompoundTag.class);
+
+    // New container being null means the server implementation doesn't store this data.
+    if (newContainer == null) {
+      return;
+    }
+
+    // If old tag exists, copy it to new location, removing otherwise.
+    setTag(newContainer, key, getTag(oldContainer, key, tagType));
+  }
+
+  private <T extends Tag> @Nullable T getTag(
+      @Nullable CompoundTag container,
+      @NotNull String key,
+      @NotNull Class<T> dataType
+  ) {
+    if (container == null) {
+      return null;
+    }
+    Tag value = container.get(key);
+    if (value == null || !dataType.isAssignableFrom(value.getClass())) {
+      return null;
+    }
+    return dataType.cast(value);
+  }
+
+  private <T extends Tag> void setTag(
+      @NotNull CompoundTag container,
+      @NotNull String key,
+      @Nullable T data
+  ) {
+    if (data == null) {
+      container.remove(key);
+    } else {
+      container.put(key, data);
+    }
+  }
+
+  public static boolean isConnected(@Nullable ServerGamePacketListenerImpl connection) {
+    return connection != null && !connection.isDisconnected();
+  }
+
+}
@@ -3,8 +3,8 @@ package com.lishid.openinv.internal.reobf.player;
 import com.lishid.openinv.internal.ISpecialInventory;
 import com.lishid.openinv.internal.reobf.container.OpenEnderChest;
 import com.lishid.openinv.internal.reobf.container.OpenInventory;
+import com.lishid.openinv.util.JulLoggerAdapter;
 import com.mojang.authlib.GameProfile;
-import net.minecraft.nbt.CompoundTag;
 import net.minecraft.network.chat.Component;
 import net.minecraft.network.protocol.game.ClientboundOpenScreenPacket;
 import net.minecraft.server.MinecraftServer;
@@ -12,16 +12,18 @@ import net.minecraft.server.level.ClientInformation;
 import net.minecraft.server.level.ParticleStatus;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.util.ProblemReporter;
 import net.minecraft.world.entity.Entity;
 import net.minecraft.world.entity.player.ChatVisiblity;
 import net.minecraft.world.inventory.AbstractContainerMenu;
 import net.minecraft.world.level.Level;
+import net.minecraft.world.level.storage.ValueInput;
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.Server;
-import org.bukkit.craftbukkit.v1_21_R4.CraftServer;
-import org.bukkit.craftbukkit.v1_21_R4.entity.CraftPlayer;
-import org.bukkit.craftbukkit.v1_21_R4.event.CraftEventFactory;
+import org.bukkit.craftbukkit.v1_21_R5.CraftServer;
+import org.bukkit.craftbukkit.v1_21_R5.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_21_R5.event.CraftEventFactory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.InventoryView;
 import org.jetbrains.annotations.NotNull;
@@ -47,15 +49,15 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager
  }

  public static @NotNull ServerPlayer getHandle(final Player player) {
-    if (player instanceof CraftPlayer) {
-      return ((CraftPlayer) player).getHandle();
+    if (player instanceof CraftPlayer craftPlayer) {
+      return craftPlayer.getHandle();
    }

    Server server = player.getServer();
    ServerPlayer nmsPlayer = null;

-    if (server instanceof CraftServer) {
-      nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getUniqueId());
+    if (server instanceof CraftServer craftServer) {
+      nmsPlayer = craftServer.getHandle().getPlayer(player.getUniqueId());
    }

    if (nmsPlayer == null) {
@@ -68,7 +70,11 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager

  @Override
  public @Nullable Player loadPlayer(@NotNull final OfflinePlayer offline) {
-    MinecraftServer server = ((CraftServer) Bukkit.getServer()).getServer();
+    if (!(Bukkit.getServer() instanceof CraftServer craftServer)) {
+      return null;
+    }
+
+    MinecraftServer server = craftServer.getServer();
    ServerLevel worldServer = server.getLevel(Level.OVERWORLD);

    if (worldServer == null) {
@@ -93,11 +99,13 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager
  private @NotNull ServerPlayer createNewPlayer(
      @NotNull MinecraftServer server,
      @NotNull ServerLevel worldServer,
-      @NotNull final OfflinePlayer offline) {
+      @NotNull final OfflinePlayer offline
+  ) {
    // See net.minecraft.server.players.PlayerList#canPlayerLogin(ServerLoginPacketListenerImpl, GameProfile)
    // See net.minecraft.server.network.ServerLoginPacketListenerImpl#handleHello(ServerboundHelloPacket)
    GameProfile profile = new GameProfile(offline.getUniqueId(),
-        offline.getName() != null ? offline.getName() : offline.getUniqueId().toString());
+        offline.getName() != null ? offline.getName() : offline.getUniqueId().toString()
+    );

    ClientInformation dummyInfo = new ClientInformation(
        "en_us",
@@ -119,7 +127,8 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager
      logger.log(
          java.util.logging.Level.WARNING,
          e,
-          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!");
+          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!"
+      );
    }

    return entity;
@@ -127,20 +136,21 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager

  boolean loadData(@NotNull ServerPlayer player) {
    // See CraftPlayer#loadData
-    CompoundTag loadedData = player.server.getPlayerList().playerIo.load(player).orElse(null);

-    if (loadedData == null) {
-      // Exceptions with loading are logged by Mojang.
-      return false;
+    try (ProblemReporter.ScopedCollector scopedCollector = new ProblemReporter.ScopedCollector(player.problemPath(), new JulLoggerAdapter(logger))) {
+      ValueInput loadedData = player.server.getPlayerList().playerIo.load(player, scopedCollector).orElse(null);
+
+      if (loadedData == null) {
+        // Exceptions with loading are logged.
+        return false;
+      }
+
+      // Read basic data into the player.
+      player.load(loadedData);
+      // Game type settings are loaded separately.
+      player.loadGameTypes(loadedData);
    }

-    // Read basic data into the player.
-    player.load(loadedData);
-    // Also read "extra" data.
-    player.readAdditionalSaveData(loadedData);
-    // Game type settings are also loaded separately.
-    player.loadGameTypes(loadedData);
-
    return true;
  }

@@ -167,13 +177,17 @@ public class PlayerManager implements com.lishid.openinv.internal.PlayerManager
      logger.log(
          java.util.logging.Level.WARNING,
          e,
-          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!");
+          () -> "Unable to inject ServerPlayer, certain player data may be lost when saving!"
+      );
      return player;
    }
  }

  @Override
-  public @Nullable InventoryView openInventory(@NotNull Player bukkitPlayer, @NotNull ISpecialInventory inventory, boolean viewOnly) {
+  public @Nullable InventoryView openInventory(
+      @NotNull Player bukkitPlayer, @NotNull ISpecialInventory inventory,
+      boolean viewOnly
+  ) {
    ServerPlayer player = getHandle(bukkitPlayer);

    if (!OpenPlayer.isConnected(player.connection)) {
@@ -13,6 +13,7 @@ dependencies {
  implementation(project(":openinvapi"))
  implementation(project(":openinvcommon"))
  implementation(project(":openinvadaptercommon"))
+  implementation(project(":openinvadapterpaper1_21_5"))
  implementation(project(":openinvadapterpaper1_21_4"))
  implementation(project(":openinvadapterpaper1_21_3"))
  implementation(project(":openinvadapterpaper1_21_1"))
@@ -16,6 +16,7 @@

 package com.lishid.openinv;

+import com.lishid.openinv.command.ClearInvCommand;
 import com.lishid.openinv.command.ContainerSettingCommand;
 import com.lishid.openinv.command.OpenInvCommand;
 import com.lishid.openinv.command.SearchContainerCommand;
@@ -48,7 +49,6 @@ import org.bukkit.entity.HumanEntity;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.InventoryView;
 import org.bukkit.plugin.PluginManager;
-import org.bukkit.plugin.java.JavaPlugin;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;

@@ -62,243 +62,249 @@ import java.util.function.Consumer;
 */
 public class OpenInv extends FoliaWrappedJavaPlugin implements IOpenInv {

-    private InternalAccessor accessor;
-    private Config config;
-    private InventoryManager inventoryManager;
-    private LanguageManager languageManager;
-    private PlayerLoader playerLoader;
-    private boolean isSpigot = false;
+  private InternalAccessor accessor;
+  private Config config;
+  private InventoryManager inventoryManager;
+  private LanguageManager languageManager;
+  private PlayerLoader playerLoader;
+  private boolean isSpigot = false;

-    @Override
-    public void reloadConfig() {
-        super.reloadConfig();
-        config.reload(getConfig());
-        languageManager.reload();
-        if (accessor != null && accessor.isSupported()) {
-            accessor.reload(getConfig());
+  @Override
+  public void reloadConfig() {
+    super.reloadConfig();
+    config.reload(getConfig());
+    languageManager.reload();
+    if (accessor != null && accessor.isSupported()) {
+      accessor.reload(getConfig());
+    }
+  }
+
+  @Override
+  public boolean onCommand(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      @NotNull String[] args
+  ) {
+    if (!isSpigot || !this.accessor.isSupported()) {
+      this.sendVersionError(sender::sendMessage);
+      return true;
+    }
+    return false;
+  }
+
+  @Override
+  public void onDisable() {
+    inventoryManager.evictAll();
+  }
+
+  @Override
+  public void onEnable() {
+    // Save default configuration if not present.
+    this.saveDefaultConfig();
+
+    // Migrate locale files to a subfolder.
+    Path dataFolder = getDataFolder().toPath();
+    new LangMigrator(dataFolder, dataFolder.resolve("locale"), getLogger()).migrate();
+
+    // Set up configurable features. Note that #reloadConfig is called on the first call to #getConfig!
+    // Configuration values should not be accessed until after all of these have been set up.
+    config = new Config();
+    languageManager = new LanguageManager(this, "en");
+    accessor = new InternalAccessor(getLogger(), languageManager);
+
+    // Perform initial config load.
+    reloadConfig();
+
+    inventoryManager = new InventoryManager(this, config, accessor);
+    playerLoader = new PlayerLoader(this, config, inventoryManager, accessor, getLogger());
+
+    try {
+      Class.forName("org.bukkit.entity.Player$Spigot");
+      isSpigot = true;
+    } catch (ClassNotFoundException e) {
+      isSpigot = false;
+    }
+
+    // Version check
+    if (isSpigot && this.accessor.isSupported()) {
+      reloadConfig();
+
+      // Update existing configuration. May require internal access.
+      new ConfigUpdater(this).checkForUpdates();
+
+      // Register relevant event listeners.
+      registerEvents();
+
+      // Register commands to their executors.
+      registerCommands();
+
+    } else {
+      this.sendVersionError(this.getLogger()::warning);
+    }
+
+  }
+
+  private void registerEvents() {
+    PluginManager pluginManager = this.getServer().getPluginManager();
+    pluginManager.registerEvents(playerLoader, this);
+    pluginManager.registerEvents(inventoryManager, this);
+    pluginManager.registerEvents(new ContainerListener(accessor, languageManager), this);
+    pluginManager.registerEvents(new ToggleListener(), this);
+  }
+
+  private void registerCommands() {
+    this.setCommandExecutor(new OpenInvCommand(this, config, inventoryManager, languageManager, playerLoader), "openinv", "openender");
+    this.setCommandExecutor(new SearchContainerCommand(this, languageManager), "searchcontainer");
+    this.setCommandExecutor(new SearchInvCommand(languageManager), "searchinv", "searchender");
+    this.setCommandExecutor(new SearchEnchantCommand(languageManager), "searchenchant");
+    this.setCommandExecutor(new ClearInvCommand(this, config, inventoryManager, languageManager, playerLoader), "clearinv", "clearender");
+
+    ContainerSettingCommand settingCommand = new ContainerSettingCommand(languageManager);
+    for (PlayerToggle toggle : PlayerToggles.get()) {
+      setCommandExecutor(settingCommand, toggle.getName().toLowerCase(Locale.ENGLISH));
+    }
+  }
+
+  private void setCommandExecutor(@NotNull CommandExecutor executor, String @NotNull ... commands) {
+    for (String commandName : commands) {
+      PluginCommand command = this.getCommand(commandName);
+      if (command != null) {
+        command.setExecutor(executor);
+      }
+    }
+  }
+
+  private void sendVersionError(@NotNull Consumer<String> messageMethod) {
+    if (!accessor.isSupported()) {
+      messageMethod.accept("Your server version (" + accessor.getVersion() + ") is not supported.");
+      messageMethod.accept("Please download the correct version of OpenInv here: " + accessor.getReleasesLink());
+    }
+    if (!isSpigot) {
+      messageMethod.accept("OpenInv requires that you use Spigot or a Spigot fork. Per the 1.14 update thread");
+      messageMethod.accept("(https://www.spigotmc.org/threads/369724/ \"A Note on CraftBukkit\"), if you are");
+      messageMethod.accept("encountering an inconsistency with vanilla that prevents you from using Spigot,");
+      messageMethod.accept("that is considered a Spigot bug and should be reported as such.");
+    }
+  }
+
+  @Override
+  public boolean isSupportedVersion() {
+    return this.accessor != null && this.accessor.isSupported();
+  }
+
+  @Override
+  public boolean disableSaving() {
+    return config.isSaveDisabled();
+  }
+
+  @Override
+  public boolean disableOfflineAccess() {
+    return config.isOfflineDisabled();
+  }
+
+  @Override
+  public boolean noArgsOpensSelf() {
+    return config.doesNoArgsOpenSelf();
+  }
+
+  @Override
+  public @NotNull IAnySilentContainer getAnySilentContainer() {
+    return this.accessor.getAnySilentContainer();
+  }
+
+  @Override
+  public boolean getAnyContainerStatus(@NotNull final OfflinePlayer offline) {
+    return PlayerToggles.any().is(offline.getUniqueId());
+  }
+
+  @Override
+  public void setAnyContainerStatus(@NotNull final OfflinePlayer offline, final boolean status) {
+    PlayerToggles.any().set(offline.getUniqueId(), status);
+  }
+
+  @Override
+  public boolean getSilentContainerStatus(@NotNull final OfflinePlayer offline) {
+    return PlayerToggles.silent().is(offline.getUniqueId());
+  }
+
+  @Override
+  public void setSilentContainerStatus(@NotNull final OfflinePlayer offline, final boolean status) {
+    PlayerToggles.silent().set(offline.getUniqueId(), status);
+  }
+
+  @Override
+  public @NotNull ISpecialEnderChest getSpecialEnderChest(@NotNull final Player player, final boolean online) {
+    return inventoryManager.getEnderChest(player);
+  }
+
+  @Override
+  public @NotNull ISpecialPlayerInventory getSpecialInventory(@NotNull final Player player, final boolean online) {
+    return inventoryManager.getInventory(player);
+  }
+
+  @Override
+  public @Nullable InventoryView openInventory(@NotNull Player player, @NotNull ISpecialInventory inventory) {
+    Permissions edit = null;
+    HumanEntity target = inventory.getPlayer();
+    boolean ownContainer = player.equals(target);
+    if (inventory instanceof ISpecialPlayerInventory) {
+      edit = ownContainer ? Permissions.INVENTORY_EDIT_SELF : Permissions.INVENTORY_EDIT_OTHER;
+    } else if (inventory instanceof ISpecialEnderChest) {
+      edit = ownContainer ? Permissions.ENDERCHEST_EDIT_SELF : Permissions.ENDERCHEST_EDIT_OTHER;
+    }
+
+    boolean viewOnly = edit != null && !edit.hasPermission(player);
+
+    if (ownContainer || (viewOnly && config.getAccessEqualMode() != AccessEqualMode.DENY)) {
+      return this.accessor.openInventory(player, inventory, viewOnly);
+    }
+
+    for (int level = 4; level > 0; --level) {
+      String permission = "openinv.access.level." + level;
+      // If the target doesn't have this access level...
+      if (!target.hasPermission(permission)) {
+        // If the viewer does have the access level, all good.
+        if (player.hasPermission(permission)) {
+          break;
        }
+        // Otherwise check next access level.
+        continue;
+      }
+
+      // If the viewer doesn't have an equal access level or equal access is a denial, deny.
+      if (!player.hasPermission(permission) || config.getAccessEqualMode() == AccessEqualMode.DENY) {
+        return null;
+      }
+
+      // Since this is a tie, setting decides view state.
+      if (config.getAccessEqualMode() == AccessEqualMode.VIEW) {
+        viewOnly = true;
+      }
+      break;
    }

-    @Override
-    public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
-        if (!isSpigot || !this.accessor.isSupported()) {
-            this.sendVersionError(sender::sendMessage);
-            return true;
-        }
-        return false;
-    }
+    return this.accessor.openInventory(player, inventory, viewOnly);
+  }

-    @Override
-    public void onDisable() {
-        inventoryManager.evictAll();
-    }
+  @Override
+  public boolean isPlayerLoaded(@NotNull UUID playerUuid) {
+    return inventoryManager.getLoadedPlayer(playerUuid) != null;
+  }

-    @Override
-    public void onEnable() {
-        // Save default configuration if not present.
-        this.saveDefaultConfig();
+  @Override
+  public @Nullable Player loadPlayer(@NotNull final OfflinePlayer offline) {
+    return playerLoader.load(offline);
+  }

-        // Migrate locale files to a subfolder.
-        Path dataFolder = getDataFolder().toPath();
-        new LangMigrator(dataFolder, dataFolder.resolve("locale"), getLogger()).migrate();
+  @Override
+  public @Nullable OfflinePlayer matchPlayer(@NotNull String name) {
+    return playerLoader.match(name);
+  }

-        // Set up configurable features. Note that #reloadConfig is called on the first call to #getConfig!
-        // Configuration values should not be accessed until after all of these have been set up.
-        config = new Config();
-        languageManager = new LanguageManager(this, "en");
-        accessor = new InternalAccessor(getLogger(), languageManager);
-
-        // Perform initial config load.
-        reloadConfig();
-
-        inventoryManager = new InventoryManager(this, config, accessor);
-        playerLoader = new PlayerLoader(this, config, inventoryManager, accessor, getLogger());
-
-        try {
-            Class.forName("org.bukkit.entity.Player$Spigot");
-            isSpigot = true;
-        } catch (ClassNotFoundException e) {
-            isSpigot = false;
-        }
-
-        // Version check
-        if (isSpigot && this.accessor.isSupported()) {
-            reloadConfig();
-
-            // Update existing configuration. May require internal access.
-            new ConfigUpdater(this).checkForUpdates();
-
-            // Register relevant event listeners.
-            registerEvents();
-
-            // Register commands to their executors.
-            registerCommands();
-
-        } else {
-            this.sendVersionError(this.getLogger()::warning);
-        }
-
-    }
-
-    private void registerEvents() {
-        PluginManager pluginManager = this.getServer().getPluginManager();
-        pluginManager.registerEvents(playerLoader, this);
-        pluginManager.registerEvents(inventoryManager, this);
-        pluginManager.registerEvents(new ContainerListener(accessor, languageManager), this);
-        pluginManager.registerEvents(new ToggleListener(), this);
-    }
-
-    private void registerCommands() {
-        this.setCommandExecutor(new OpenInvCommand(this, config, inventoryManager, languageManager, playerLoader), "openinv", "openender");
-        this.setCommandExecutor(new SearchContainerCommand(this, languageManager), "searchcontainer");
-        this.setCommandExecutor(new SearchInvCommand(languageManager), "searchinv", "searchender");
-        this.setCommandExecutor(new SearchEnchantCommand(languageManager), "searchenchant");
-
-        ContainerSettingCommand settingCommand = new ContainerSettingCommand(languageManager);
-        for (PlayerToggle toggle : PlayerToggles.get()) {
-            setCommandExecutor(settingCommand, toggle.getName().toLowerCase(Locale.ENGLISH));
-        }
-    }
-
-    private void setCommandExecutor(@NotNull CommandExecutor executor, String @NotNull ... commands) {
-        for (String commandName : commands) {
-            PluginCommand command = this.getCommand(commandName);
-            if (command != null) {
-                command.setExecutor(executor);
-            }
-        }
-    }
-
-    private void sendVersionError(@NotNull Consumer<String> messageMethod) {
-        if (!accessor.isSupported()) {
-            messageMethod.accept("Your server version (" + accessor.getVersion() + ") is not supported.");
-            messageMethod.accept("Please download the correct version of OpenInv here: " + accessor.getReleasesLink());
-        }
-        if (!isSpigot) {
-            messageMethod.accept("OpenInv requires that you use Spigot or a Spigot fork. Per the 1.14 update thread");
-            messageMethod.accept("(https://www.spigotmc.org/threads/369724/ \"A Note on CraftBukkit\"), if you are");
-            messageMethod.accept("encountering an inconsistency with vanilla that prevents you from using Spigot,");
-            messageMethod.accept("that is considered a Spigot bug and should be reported as such.");
-        }
-    }
-
-    @Override
-    public boolean isSupportedVersion() {
-        return this.accessor != null && this.accessor.isSupported();
-    }
-
-    @Override
-    public boolean disableSaving() {
-        return config.isSaveDisabled();
-    }
-
-    @Override
-    public boolean disableOfflineAccess() {
-        return config.isOfflineDisabled();
-    }
-
-    @Override
-    public boolean noArgsOpensSelf() {
-        return config.doesNoArgsOpenSelf();
-    }
-
-    @Override
-    public @NotNull IAnySilentContainer getAnySilentContainer() {
-        return this.accessor.getAnySilentContainer();
-    }
-
-    @Override
-    public boolean getAnyContainerStatus(@NotNull final OfflinePlayer offline) {
-        return PlayerToggles.any().is(offline.getUniqueId());
-    }
-
-    @Override
-    public void setAnyContainerStatus(@NotNull final OfflinePlayer offline, final boolean status) {
-        PlayerToggles.any().set(offline.getUniqueId(), status);
-    }
-
-    @Override
-    public boolean getSilentContainerStatus(@NotNull final OfflinePlayer offline) {
-        return PlayerToggles.silent().is(offline.getUniqueId());
-    }
-
-    @Override
-    public void setSilentContainerStatus(@NotNull final OfflinePlayer offline, final boolean status) {
-        PlayerToggles.silent().set(offline.getUniqueId(), status);
-    }
-
-    @Override
-    public @NotNull ISpecialEnderChest getSpecialEnderChest(@NotNull final Player player, final boolean online) {
-        return inventoryManager.getEnderChest(player);
-    }
-
-    @Override
-    public @NotNull ISpecialPlayerInventory getSpecialInventory(@NotNull final Player player, final boolean online) {
-        return inventoryManager.getInventory(player);
-    }
-
-    @Override
-    public @Nullable InventoryView openInventory(@NotNull Player player, @NotNull ISpecialInventory inventory) {
-        Permissions edit = null;
-        HumanEntity target = inventory.getPlayer();
-        boolean ownContainer = player.equals(target);
-        if (inventory instanceof ISpecialPlayerInventory) {
-            edit = ownContainer ? Permissions.INVENTORY_EDIT_SELF : Permissions.INVENTORY_EDIT_OTHER;
-        } else if (inventory instanceof ISpecialEnderChest) {
-            edit = ownContainer ? Permissions.ENDERCHEST_EDIT_SELF : Permissions.ENDERCHEST_EDIT_OTHER;
-        }
-
-        boolean viewOnly = edit != null && !edit.hasPermission(player);
-
-        if (ownContainer || viewOnly && config.getAccessEqualMode() != AccessEqualMode.DENY) {
-            return this.accessor.openInventory(player, inventory, viewOnly);
-        }
-
-        for (int level = 4; level > 0; --level) {
-            String permission = "openinv.access.level." + level;
-            // If the target doesn't have this access level...
-            if (!target.hasPermission(permission)) {
-                // If the viewer does have the access level, all good.
-                if (player.hasPermission(permission)) {
-                    break;
-                }
-                // Otherwise check next access level.
-                continue;
-            }
-
-            // If the viewer doesn't have an equal access level or equal access is a denial, deny.
-            if (!player.hasPermission(permission) || config.getAccessEqualMode() == AccessEqualMode.DENY) {
-                return null;
-            }
-
-            // Since this is a tie, setting decides view state.
-            if (config.getAccessEqualMode() == AccessEqualMode.VIEW) {
-                viewOnly = true;
-            }
-            break;
-        }
-
-        return this.accessor.openInventory(player, inventory, viewOnly);
-    }
-
-    @Override
-    public boolean isPlayerLoaded(@NotNull UUID playerUuid) {
-        return inventoryManager.getLoadedPlayer(playerUuid) != null;
-    }
-
-    @Override
-    public @Nullable Player loadPlayer(@NotNull final OfflinePlayer offline) {
-        return playerLoader.load(offline);
-    }
-
-    @Override
-    public @Nullable OfflinePlayer matchPlayer(@NotNull String name) {
-        return playerLoader.match(name);
-    }
-
-    @Override
-    public void unload(@NotNull final OfflinePlayer offline) {
-        inventoryManager.unload(offline.getUniqueId());
-    }
+  @Override
+  public void unload(@NotNull final OfflinePlayer offline) {
+    inventoryManager.unload(offline.getUniqueId());
+  }

 }
@@ -0,0 +1,128 @@
+package com.lishid.openinv.command;
+
+import com.lishid.openinv.OpenInv;
+import com.lishid.openinv.internal.ISpecialInventory;
+import com.lishid.openinv.util.InventoryManager;
+import com.lishid.openinv.util.Permissions;
+import com.lishid.openinv.util.PlayerLoader;
+import com.lishid.openinv.util.config.Config;
+import com.lishid.openinv.util.lang.LanguageManager;
+import com.lishid.openinv.util.lang.Replacement;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.List;
+import java.util.logging.Level;
+
+public class ClearInvCommand extends PlayerLookupCommand {
+
+  private final @NotNull InventoryManager manager;
+
+  public ClearInvCommand(
+      @NotNull OpenInv plugin,
+      @NotNull Config config,
+      @NotNull InventoryManager manager,
+      @NotNull LanguageManager lang,
+      @NotNull PlayerLoader playerLoader
+  ) {
+    super(plugin, lang, config, playerLoader);
+    this.manager = manager;
+  }
+
+  @Override
+  protected boolean isAccessInventory(@NotNull Command command) {
+    return command.getName().equals("clearinv");
+  }
+
+  @Override
+  protected @Nullable String getTargetIdentifer(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @Nullable String argument,
+      boolean accessInv
+  ) {
+    if (!Permissions.CLEAR_OTHER.hasPermission(sender)) {
+      // If the sender does not have permissions to clear others, use self.
+      if (sender instanceof Player player) {
+        return player.getUniqueId().toString();
+      }
+
+      // Console can't target itself. Send error.
+      lang.sendMessage(sender, "messages.error.permissionOpenOther");
+      return null;
+    }
+
+    // If argument is provided, use it.
+    if (argument != null) {
+      return argument;
+    }
+
+    // For players, default to self.
+    if (sender instanceof Player player) {
+      return player.getUniqueId().toString();
+    }
+
+    // For console, argument is required. Send usage.
+    sender.sendMessage(command.getUsage());
+    return null;
+  }
+
+  @Override
+  protected @Nullable OfflinePlayer getTarget(@NotNull String identifier) {
+    return playerLoader.matchExact(identifier);
+  }
+
+  @Override
+  protected boolean deniedCommand(@NotNull CommandSender sender, @NotNull Player onlineTarget, boolean accessInv) {
+    if (onlineTarget.equals(sender)) {
+      return !Permissions.CLEAR_SELF.hasPermission(sender);
+    }
+    return !Permissions.CLEAR_OTHER.hasPermission(sender);
+  }
+
+  @Override
+  protected void handle(
+      @NotNull CommandSender sender,
+      @NotNull Player onlineTarget,
+      boolean accessInv,
+      @NotNull String @NotNull [] args
+  ) {
+    // Create the inventory
+    final ISpecialInventory inv;
+    try {
+      inv = accessInv ? manager.getInventory(onlineTarget) : manager.getEnderChest(onlineTarget);
+    } catch (Exception e) {
+      lang.sendMessage(sender, "messages.error.commandException");
+      plugin.getLogger().log(Level.WARNING, "Unable to create ISpecialInventory", e);
+      return;
+    }
+
+    // Clear the inventory
+    inv.getBukkitInventory().clear();
+    manager.save(onlineTarget.getUniqueId());
+    lang.sendMessage(
+        sender,
+        accessInv ? "messages.info.clear.inventory" : "messages.info.clear.enderchest",
+        new Replacement("%target%", onlineTarget.getDisplayName())
+    );
+  }
+
+  @Override
+  public List<String> onTabComplete(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      @NotNull String[] args
+  ) {
+    if (!Permissions.CLEAR_OTHER.hasPermission(sender)) {
+      return List.of();
+    }
+
+    return super.onTabComplete(sender, command, label, args);
+  }
+
+}
@@ -17,11 +17,11 @@
 package com.lishid.openinv.command;

 import com.lishid.openinv.event.OpenEvents;
-import com.lishid.openinv.util.setting.PlayerToggle;
 import com.lishid.openinv.util.TabCompleter;
-import com.lishid.openinv.util.setting.PlayerToggles;
 import com.lishid.openinv.util.lang.LanguageManager;
 import com.lishid.openinv.util.lang.Replacement;
+import com.lishid.openinv.util.setting.PlayerToggle;
+import com.lishid.openinv.util.setting.PlayerToggles;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import org.bukkit.command.TabExecutor;
@@ -36,72 +36,83 @@ import java.util.UUID;

 public class ContainerSettingCommand implements TabExecutor {

-    private final @NotNull LanguageManager lang;
+  private final @NotNull LanguageManager lang;

-    public ContainerSettingCommand(@NotNull LanguageManager lang) {
-        this.lang = lang;
+  public ContainerSettingCommand(@NotNull LanguageManager lang) {
+    this.lang = lang;
+  }
+
+  @Override
+  public boolean onCommand(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      @NotNull String[] args
+  ) {
+    if (!(sender instanceof Player player)) {
+      lang.sendMessage(sender, "messages.error.consoleUnsupported");
+      return true;
    }

-    @Override
-    public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
-        if (!(sender instanceof Player player)) {
-            lang.sendMessage(sender, "messages.error.consoleUnsupported");
-            return true;
-        }
+    PlayerToggle toggle = PlayerToggles.get(command.getName());

-        PlayerToggle toggle = PlayerToggles.get(command.getName());
-
-        // Shouldn't be possible.
-        if (toggle == null) {
-            JavaPlugin.getProvidingPlugin(getClass()).getLogger().warning("Command /" + command.getName() + " registered with no corresponding toggle!");
-            return false;
-        }
-
-        UUID playerId = player.getUniqueId();
-
-        if (args.length > 0) {
-            args[0] = args[0].toLowerCase(Locale.ENGLISH);
-
-            if (args[0].equals("on")) {
-                set(toggle, playerId, true);
-            } else if (args[0].equals("off")) {
-                set(toggle, playerId, false);
-            } else if (!args[0].equals("check")) {
-                // Invalid argument, show usage.
-                return false;
-            }
-
-        } else {
-            set(toggle, playerId, !toggle.is(playerId));
-        }
-
-        String onOff = lang.getLocalizedMessage(player, toggle.is(playerId) ? "messages.info.on" : "messages.info.off");
-        if (onOff == null) {
-            onOff = String.valueOf(toggle.is(playerId));
-        }
-
-        lang.sendMessage(
-                sender,
-                "messages.info.settingState",
-                new Replacement("%setting%", toggle.getName()),
-                new Replacement("%state%", onOff));
-
-        return true;
+    // Shouldn't be possible.
+    if (toggle == null) {
+      JavaPlugin.getProvidingPlugin(getClass()).getLogger().warning("Command /" + command.getName() + " registered with no corresponding toggle!");
+      return false;
    }

-    private void set(@NotNull PlayerToggle toggle, @NotNull UUID uuid, boolean state) {
-        if (toggle.set(uuid, state)) {
-            OpenEvents.notifyPlayerToggle(toggle, uuid, state);
-        }
+    UUID playerId = player.getUniqueId();
+
+    if (args.length > 0) {
+      args[0] = args[0].toLowerCase(Locale.ENGLISH);
+
+      if (args[0].equals("on")) {
+        set(toggle, playerId, true);
+      } else if (args[0].equals("off")) {
+        set(toggle, playerId, false);
+      } else if (!args[0].equals("check")) {
+        // Invalid argument, show usage.
+        return false;
+      }
+
+    } else {
+      set(toggle, playerId, !toggle.is(playerId));
    }

-    @Override
-    public List<String> onTabComplete(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
-        if (!command.testPermissionSilent(sender) || args.length != 1) {
-            return Collections.emptyList();
-        }
-
-        return TabCompleter.completeString(args[0], new String[] {"check", "on", "off"});
+    String onOff = lang.getLocalizedMessage(player, toggle.is(playerId) ? "messages.info.on" : "messages.info.off");
+    if (onOff == null) {
+      onOff = String.valueOf(toggle.is(playerId));
    }

+    lang.sendMessage(
+        sender,
+        "messages.info.settingState",
+        new Replacement("%setting%", toggle.getName()),
+        new Replacement("%state%", onOff)
+    );
+
+    return true;
+  }
+
+  private void set(@NotNull PlayerToggle toggle, @NotNull UUID uuid, boolean state) {
+    if (toggle.set(uuid, state)) {
+      OpenEvents.notifyPlayerToggle(toggle, uuid, state);
+    }
+  }
+
+  @Override
+  public List<String> onTabComplete(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      @NotNull String[] args
+  ) {
+    if (!command.testPermissionSilent(sender) || args.length != 1) {
+      return Collections.emptyList();
+    }
+
+    return TabCompleter.completeString(args[0], new String[]{"check", "on", "off"});
+  }
+
 }
@@ -18,232 +18,161 @@ package com.lishid.openinv.command;

 import com.lishid.openinv.OpenInv;
 import com.lishid.openinv.internal.ISpecialInventory;
-import com.lishid.openinv.util.AccessEqualMode;
 import com.lishid.openinv.util.InventoryManager;
 import com.lishid.openinv.util.Permissions;
 import com.lishid.openinv.util.PlayerLoader;
-import com.lishid.openinv.util.TabCompleter;
 import com.lishid.openinv.util.config.Config;
 import com.lishid.openinv.util.lang.LanguageManager;
-import com.lishid.openinv.util.lang.Replacement;
-import me.nahu.scheduler.wrapper.runnable.WrappedRunnable;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import org.bukkit.command.PluginCommand;
-import org.bukkit.command.TabExecutor;
 import org.bukkit.entity.Player;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;

-import java.util.Collections;
-import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.StringJoiner;
+import java.util.WeakHashMap;
 import java.util.logging.Level;

-public class OpenInvCommand implements TabExecutor {
+public class OpenInvCommand extends PlayerLookupCommand {

-    private final @NotNull OpenInv plugin;
-    private final @NotNull Config config;
-    private final @NotNull InventoryManager manager;
-    private final @NotNull LanguageManager lang;
-    private final @NotNull PlayerLoader playerLoader;
-    private final HashMap<Player, String> openInvHistory = new HashMap<>();
-    private final HashMap<Player, String> openEnderHistory = new HashMap<>();
+  private final @NotNull InventoryManager manager;
+  private final Map<Player, String> openInvHistory = new WeakHashMap<>();
+  private final Map<Player, String> openEnderHistory = new WeakHashMap<>();

-    public OpenInvCommand(
-        @NotNull OpenInv plugin,
-        @NotNull Config config,
-        @NotNull InventoryManager manager,
-        @NotNull LanguageManager lang,
-        @NotNull PlayerLoader playerLoader) {
-        this.plugin = plugin;
-        this.config = config;
-        this.manager = manager;
-        this.lang = lang;
-        this.playerLoader = playerLoader;
+  public OpenInvCommand(
+      @NotNull OpenInv plugin,
+      @NotNull Config config,
+      @NotNull InventoryManager manager,
+      @NotNull LanguageManager lang,
+      @NotNull PlayerLoader playerLoader
+  ) {
+    super(plugin, lang, config, playerLoader);
+    this.manager = manager;
+  }
+
+  @Override
+  protected boolean isAccessInventory(@NotNull Command command) {
+    return command.getName().equals("openinv");
+  }
+
+  @Override
+  protected @Nullable String getTargetIdentifer(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @Nullable String argument,
+      boolean accessInv
+  ) {
+    // /openinv help
+    if (accessInv && argument != null && (argument.equalsIgnoreCase("help") || argument.equals("?"))) {
+      this.showHelp(sender);
+      return null;
    }

-    @Override
-    public boolean onCommand(@NotNull final CommandSender sender, @NotNull final Command command, @NotNull final String label, @NotNull final String[] args) {
-        boolean openInv = command.getName().equals("openinv");
+    // Command is player-only.
+    if (!(sender instanceof Player player)) {
+      lang.sendMessage(sender, "messages.error.consoleUnsupported");
+      return null;
+    }

-        if (openInv && args.length > 0 && (args[0].equalsIgnoreCase("help") || args[0].equals("?"))) {
-            this.showHelp(sender);
-            return true;
+    // Use fallthrough for no name provided.
+    if (argument == null) {
+      if (config.doesNoArgsOpenSelf()) {
+        return player.getUniqueId().toString();
+      }
+      return (accessInv ? this.openInvHistory : this.openEnderHistory)
+          .computeIfAbsent(player, localPlayer -> localPlayer.getUniqueId().toString());
+    }
+
+    if (!config.doesNoArgsOpenSelf()) {
+      // History management
+      (accessInv ? this.openInvHistory : this.openEnderHistory).put(player, argument);
+    }
+
+    return argument;
+  }
+
+  private void showHelp(@NotNull CommandSender sender) {
+    // Get registered commands
+    for (String commandName : plugin.getDescription().getCommands().keySet()) {
+      PluginCommand command = plugin.getCommand(commandName);
+
+      // Ensure command is successfully registered and sender can use it
+      if (command == null || !command.testPermissionSilent(sender)) {
+        continue;
+      }
+
+      // Send usage
+      sender.sendMessage(command.getUsage().replace("<command>", commandName));
+
+      List<String> aliases = command.getAliases();
+      if (!aliases.isEmpty()) {
+        // Assemble alias list
+        StringJoiner aliasJoiner = new StringJoiner(", ", "   (aliases: ", ")");
+        for (String alias : aliases) {
+          aliasJoiner.add(alias);
        }

-        if (!(sender instanceof Player player)) {
-            lang.sendMessage(sender, "messages.error.consoleUnsupported");
-            return true;
-        }
+        // Send all aliases
+        sender.sendMessage(aliasJoiner.toString());
+      }

-        String noArgValue;
-        if (config.doesNoArgsOpenSelf()) {
-            noArgValue = player.getUniqueId().toString();
-        } else {
-            // History management
-            noArgValue = (openInv ? this.openInvHistory : this.openEnderHistory).get(player);
+    }
+  }

-            if (noArgValue == null || noArgValue.isEmpty()) {
-                noArgValue = player.getUniqueId().toString();
-                (openInv ? this.openInvHistory : this.openEnderHistory).put(player, noArgValue);
-            }
-        }
-
-        final String name;
-
-        if (args.length < 1) {
-            name = noArgValue;
-        } else {
-            name = args[0];
-        }
-
-        new WrappedRunnable() {
-            @Override
-            public void run() {
-                final OfflinePlayer offlinePlayer = playerLoader.match(name);
-
-                if (offlinePlayer == null || (!offlinePlayer.hasPlayedBefore() && !offlinePlayer.isOnline())) {
-                    lang.sendMessage(player, "messages.error.invalidPlayer");
-                    return;
-                }
-
-                new WrappedRunnable() {
-                    @Override
-                    public void run() {
-                        if (!player.isOnline()) {
-                            return;
-                        }
-                        OpenInvCommand.this.openInventory(player, offlinePlayer, openInv);
-                    }
-                }.runTask(OpenInvCommand.this.plugin);
-
-            }
-        }.runTaskAsynchronously(this.plugin);
+  @Override
+  protected @Nullable OfflinePlayer getTarget(@NotNull String identifier) {
+    return playerLoader.match(identifier);
+  }

+  @Override
+  protected boolean deniedCommand(@NotNull CommandSender sender, @NotNull Player onlineTarget, boolean accessInv) {
+    if (onlineTarget.equals(sender)) {
+      // Permission for opening own inventory.
+      if (!(accessInv ? Permissions.INVENTORY_OPEN_SELF : Permissions.ENDERCHEST_OPEN_SELF).hasPermission(sender)) {
+        lang.sendMessage(sender, "messages.error.permissionOpenSelf");
        return true;
+
+      }
+    } else {
+      // Permission for opening others' inventories.
+      if (!(accessInv ? Permissions.INVENTORY_OPEN_OTHER : Permissions.ENDERCHEST_OPEN_OTHER).hasPermission(sender)) {
+        lang.sendMessage(sender, "messages.error.permissionOpenOther");
+        return true;
+      }
    }

-    private void showHelp(final CommandSender sender) {
-        // Get registered commands
-        for (String commandName : plugin.getDescription().getCommands().keySet()) {
-            PluginCommand command = plugin.getCommand(commandName);
+    return false;
+  }

-            // Ensure command is successfully registered and sender can use it
-            if (command == null  || !command.testPermissionSilent(sender)) {
-                continue;
-            }
-
-            // Send usage
-            sender.sendMessage(command.getUsage().replace("<command>", commandName));
-
-            List<String> aliases = command.getAliases();
-            if (!aliases.isEmpty()) {
-                // Assemble alias list
-                StringJoiner aliasJoiner = new StringJoiner(", ", "   (aliases: ", ")");
-                for (String alias : aliases) {
-                    aliasJoiner.add(alias);
-                }
-
-                // Send all aliases
-                sender.sendMessage(aliasJoiner.toString());
-            }
-
-        }
+  @Override
+  protected void handle(
+      @NotNull CommandSender sender,
+      @NotNull Player target,
+      boolean accessInv,
+      @NotNull String @NotNull [] args
+  ) {
+    Player player = (Player) sender;
+    if (!config.doesNoArgsOpenSelf()) {
+      // Record the target
+      (accessInv ? this.openInvHistory : this.openEnderHistory).put(player, target.getUniqueId().toString());
    }

-    private void openInventory(final Player player, final OfflinePlayer target, boolean openinv) {
-        Player onlineTarget;
-        boolean online = target.isOnline();
-
-        if (!online) {
-            if (!config.isOfflineDisabled() && Permissions.ACCESS_OFFLINE.hasPermission(player)) {
-                // Try loading the player's data
-                onlineTarget = playerLoader.load(target);
-            } else {
-                lang.sendMessage(player, "messages.error.permissionPlayerOffline");
-                return;
-            }
-        } else {
-            if (Permissions.ACCESS_ONLINE.hasPermission(player)) {
-                onlineTarget = target.getPlayer();
-            } else {
-                lang.sendMessage(player, "messages.error.permissionPlayerOnline");
-                return;
-            }
-        }
-
-        if (onlineTarget == null) {
-            lang.sendMessage(player, "messages.error.invalidPlayer");
-            return;
-        }
-
-        // Permissions checks
-        if (onlineTarget.equals(player)) {
-            // Permission for opening own inventory.
-            if (!(openinv ? Permissions.INVENTORY_OPEN_SELF : Permissions.ENDERCHEST_OPEN_SELF).hasPermission(player)) {
-                lang.sendMessage(player, "messages.error.permissionOpenSelf");
-                return;
-
-            }
-        } else {
-            // Permission for opening others' inventories.
-            if (!(openinv ? Permissions.INVENTORY_OPEN_OTHER : Permissions.ENDERCHEST_OPEN_OTHER).hasPermission(player)) {
-                lang.sendMessage(player, "messages.error.permissionOpenOther");
-                return;
-            }
-
-            // Protected check
-            for (int level = 4; level > 0; --level) {
-                String permission = "openinv.access.level." + level;
-                if (onlineTarget.hasPermission(permission)
-                        && (!player.hasPermission(permission) || config.getAccessEqualMode() == AccessEqualMode.DENY)) {
-                    lang.sendMessage(
-                        player,
-                        "messages.error.permissionExempt",
-                        new Replacement("%target%", onlineTarget.getDisplayName()));
-                    return;
-                }
-            }
-
-            // Crossworld check
-            if (!Permissions.ACCESS_CROSSWORLD.hasPermission(player)
-                    && !onlineTarget.getWorld().equals(player.getWorld())) {
-                lang.sendMessage(
-                        player,
-                        "messages.error.permissionCrossWorld",
-                        new Replacement("%target%", onlineTarget.getDisplayName()));
-                return;
-            }
-        }
-
-        if (!config.doesNoArgsOpenSelf()) {
-            // Record the target
-            (openinv ? this.openInvHistory : this.openEnderHistory).put(player, target.getUniqueId().toString());
-        }
-
-        // Create the inventory
-        final ISpecialInventory inv;
-        try {
-            inv = openinv ? manager.getInventory(onlineTarget) : manager.getEnderChest(onlineTarget);
-        } catch (Exception e) {
-            lang.sendMessage(player, "messages.error.commandException");
-            plugin.getLogger().log(Level.WARNING, "Unable to create ISpecialInventory", e);
-            return;
-        }
-
-        // Open the inventory
-        plugin.openInventory(player, inv);
+    // Create the inventory
+    final ISpecialInventory inv;
+    try {
+      inv = accessInv ? manager.getInventory(target) : manager.getEnderChest(target);
+    } catch (Exception e) {
+      lang.sendMessage(player, "messages.error.commandException");
+      plugin.getLogger().log(Level.WARNING, "Unable to create ISpecialInventory", e);
+      return;
    }

-    @Override
-    public List<String> onTabComplete(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
-        if (!command.testPermissionSilent(sender) || args.length != 1) {
-            return Collections.emptyList();
-        }
-
-        return TabCompleter.completeOnlinePlayer(sender, args[0]);
-    }
+    // Open the inventory
+    plugin.openInventory(player, inv);
+  }

 }
@@ -0,0 +1,276 @@
+package com.lishid.openinv.command;
+
+import com.lishid.openinv.OpenInv;
+import com.lishid.openinv.util.AccessEqualMode;
+import com.lishid.openinv.util.Permissions;
+import com.lishid.openinv.util.PlayerLoader;
+import com.lishid.openinv.util.TabCompleter;
+import com.lishid.openinv.util.config.Config;
+import com.lishid.openinv.util.lang.LanguageManager;
+import com.lishid.openinv.util.lang.Replacement;
+import me.nahu.scheduler.wrapper.runnable.WrappedRunnable;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.command.TabExecutor;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * A command abstraction for performing actions after looking up and loading a player.
+ */
+public abstract class PlayerLookupCommand implements TabExecutor {
+
+  protected final @NotNull OpenInv plugin;
+  protected final @NotNull LanguageManager lang;
+  protected final @NotNull Config config;
+  protected final @NotNull PlayerLoader playerLoader;
+
+  public PlayerLookupCommand(
+      @NotNull OpenInv plugin,
+      @NotNull LanguageManager lang,
+      @NotNull Config config,
+      @NotNull PlayerLoader playerLoader
+  ) {
+    this.plugin = plugin;
+    this.lang = lang;
+    this.config = config;
+    this.playerLoader = playerLoader;
+  }
+
+  @Override
+  public boolean onCommand(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      @NotNull String @NotNull [] args
+  ) {
+
+    // Inventory or ender chest?
+    boolean accessInv = isAccessInventory(command);
+
+    // Get target identifier from parameters.
+    String targetId = getTargetIdentifer(sender, command, args.length > 0 ? args[0] : null, accessInv);
+    if (targetId == null) {
+      return true;
+    }
+
+    new WrappedRunnable() {
+      @Override
+      public void run() {
+        // Get target from identifier.
+        final OfflinePlayer target = getTarget(targetId);
+
+        if (target == null || (!target.hasPlayedBefore() && !target.isOnline())) {
+          lang.sendMessage(sender, "messages.error.invalidPlayer");
+          return;
+        }
+
+        new WrappedRunnable() {
+          @Override
+          public void run() {
+            // Ensure sender still exists.
+            if ((sender instanceof Player player) && !player.isValid()) {
+              return;
+            }
+
+            // Perform access checks and load target if necessary.
+            Player onlineTarget = access(sender, target, accessInv);
+
+            if (onlineTarget != null) {
+              handle(sender, onlineTarget, accessInv, args);
+            }
+          }
+        }.runTask(PlayerLookupCommand.this.plugin);
+
+      }
+    }.runTaskAsynchronously(this.plugin);
+
+    return true;
+  }
+
+  /**
+   * Get whether a player inventory or ender chest is accessed by the {@link Command} executed.
+   *
+   * @param command the {@code Command} being executed
+   * @return {@code true} if the command is for inventories, {@code false} for ender chests
+   */
+  protected abstract boolean isAccessInventory(@NotNull Command command);
+
+  /**
+   * Determine the target identifier from the first command argument.
+   *
+   * <p>Implementation note: a return value of {@code null} will cause the command to cease
+   * execution with no feedback. Appropriate feedback should be sent in the implementation.</p>
+   *
+   * @param sender the sender of the command
+   * @param argument the argument, or {@code null} if none provided
+   * @param accessInv {@code true} if an inventory is being accessed, {@code false} for ender chest
+   * @return an updated target identifier or {@code null} if no target is available
+   */
+  protected abstract @Nullable String getTargetIdentifer(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @Nullable String argument,
+      boolean accessInv
+  );
+
+  /**
+   * Get an {@link OfflinePlayer} by identifier.
+   *
+   * @param identifier the identifier
+   * @return the corresponding player or {@code null} if no match was found
+   */
+  protected abstract @Nullable OfflinePlayer getTarget(@NotNull String identifier);
+
+  /**
+   * Attempt to access the target as an online player. Performs feedback in the event of denial.
+   *
+   * @param sender the {@link CommandSender} attempting access
+   * @param target the {@link OfflinePlayer} being targeted by the command
+   * @param invPerms {@code true} to use inventory permissions, {@code false} for ender chest
+   * @return the {@link Player} loaded or {@code null} if target is not accessible
+   */
+  protected @Nullable Player access(@NotNull CommandSender sender, @NotNull OfflinePlayer target, boolean invPerms) {
+    // Attempt to load online player dependent on permissions and configuration.
+    Player onlineTarget = accessAsPlayer(sender, target);
+
+    if (onlineTarget == null) {
+      return null;
+    }
+
+    // Permissions checks.
+    if (deniedCommand(sender, onlineTarget, invPerms) || deniedAccess(sender, onlineTarget)) {
+      return null;
+    }
+
+    return onlineTarget;
+  }
+
+  /**
+   * Helper for accessing target as an online {@link Player}. Performs checks
+   * and feedback for configuration and online/offline permissions.
+   *
+   * @param sender the {@link CommandSender} attempting access
+   * @param target the {@link OfflinePlayer} being targeted by the command
+   * @return the {@link Player} loaded or {@code null} if target is not accessible
+   */
+  protected @Nullable Player accessAsPlayer(@NotNull CommandSender sender, @NotNull OfflinePlayer target) {
+    Player onlineTarget;
+
+    if (!target.isOnline()) {
+      if (!config.isOfflineDisabled() && Permissions.ACCESS_OFFLINE.hasPermission(sender)) {
+        // Try loading the player's data.
+        onlineTarget = playerLoader.load(target);
+      } else {
+        lang.sendMessage(sender, "messages.error.permissionPlayerOffline");
+        return null;
+      }
+    } else {
+      if (Permissions.ACCESS_ONLINE.hasPermission(sender)) {
+        onlineTarget = target.getPlayer();
+      } else {
+        lang.sendMessage(sender, "messages.error.permissionPlayerOnline");
+        return null;
+      }
+    }
+
+    if (onlineTarget == null) {
+      lang.sendMessage(sender, "messages.error.invalidPlayer");
+      return null;
+    }
+
+    return onlineTarget;
+  }
+
+  /**
+   * Check for a lack of permissions related to the specific command being executed for the sender.
+   * For example, {@link Permissions#INVENTORY_OPEN_OTHER} might be required if the target and sender differ.
+   *
+   * @param sender the {@link CommandSender} attempting access
+   * @param onlineTarget the {@link Player} being targeted by the command
+   * @param accessInv {@code true} to use inventory permissions, {@code false} for ender chest
+   * @return {@code true} if the sender does not have the correct execution-specific permission
+   */
+  protected abstract boolean deniedCommand(
+      @NotNull CommandSender sender,
+      @NotNull Player onlineTarget,
+      boolean accessInv
+  );
+
+  /**
+   * Check for a lack of generalized permissions for accessing the target.
+   * By default, this is access levels and cross-world restrictions.
+   *
+   * @param sender the {@link CommandSender} attempting access
+   * @param onlineTarget the {@link Player} being targeted by the command
+   * @return {@code true} if the sender does not have access to the target
+   */
+  protected boolean deniedAccess(@NotNull CommandSender sender, @NotNull Player onlineTarget) {
+    if (sender.equals(onlineTarget)) {
+      return false;
+    }
+
+    // Protected check
+    for (int level = 4; level > 0; --level) {
+      String permission = "openinv.access.level." + level;
+      if (onlineTarget.hasPermission(permission)
+          && (!sender.hasPermission(permission) || config.getAccessEqualMode() == AccessEqualMode.DENY)) {
+        lang.sendMessage(
+            sender,
+            "messages.error.permissionExempt",
+            new Replacement("%target%", onlineTarget.getDisplayName())
+        );
+        return true;
+      }
+    }
+
+    // Crossworld check
+    if (sender instanceof Player player
+        && !Permissions.ACCESS_CROSSWORLD.hasPermission(sender)
+        && !onlineTarget.getWorld().equals(player.getWorld())) {
+      lang.sendMessage(
+          sender,
+          "messages.error.permissionCrossWorld",
+          new Replacement("%target%", onlineTarget.getDisplayName())
+      );
+      return true;
+    }
+
+    return false;
+  }
+
+  /**
+   * Perform main command functionality.
+   *
+   * @param sender the {@link CommandSender} executing the command
+   * @param target the {@link Player} being targeted
+   * @param accessInv {@code true} if an inventory is being accessed, {@code false} for ender chest
+   * @param args the original command arguments
+   */
+  protected abstract void handle(
+      @NotNull CommandSender sender,
+      @NotNull Player target,
+      boolean accessInv,
+      @NotNull String @NotNull [] args
+  );
+
+  @Override
+  public List<String> onTabComplete(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      @NotNull String[] args
+  ) {
+    if (!command.testPermissionSilent(sender) || args.length != 1) {
+      return Collections.emptyList();
+    }
+
+    return TabCompleter.completeOnlinePlayer(sender, args[0]);
+  }
+
+}
@@ -19,6 +19,7 @@ package com.lishid.openinv.command;
 import com.lishid.openinv.util.TabCompleter;
 import com.lishid.openinv.util.lang.LanguageManager;
 import com.lishid.openinv.util.lang.Replacement;
+import com.lishid.openinv.util.SearchHelper;
 import org.bukkit.Chunk;
 import org.bukkit.Material;
 import org.bukkit.World;
@@ -40,106 +41,119 @@ import java.util.Locale;
 */
 public class SearchContainerCommand implements TabExecutor {

-    private final @NotNull Plugin plugin;
-    private final @NotNull LanguageManager lang;
+  private final @NotNull Plugin plugin;
+  private final @NotNull LanguageManager lang;

-    public SearchContainerCommand(@NotNull Plugin plugin, @NotNull LanguageManager lang) {
-        this.plugin = plugin;
-        this.lang = lang;
+  public SearchContainerCommand(@NotNull Plugin plugin, @NotNull LanguageManager lang) {
+    this.plugin = plugin;
+    this.lang = lang;
+  }
+
+  @Override
+  public boolean onCommand(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      @NotNull String[] args
+  ) {
+    if (!(sender instanceof Player senderPlayer)) {
+      lang.sendMessage(sender, "messages.error.consoleUnsupported");
+      return true;
    }

-    @Override
-    public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
-        if (!(sender instanceof Player senderPlayer)) {
-            lang.sendMessage(sender, "messages.error.consoleUnsupported");
-            return true;
-        }
-
-        if (args.length < 1) {
-            // Must supply material
-            return false;
-        }
-
-        Material material = Material.matchMaterial(args[0]);
-
-        if (material == null) {
-            lang.sendMessage(
-                    sender,
-                    "messages.error.invalidMaterial",
-                    new Replacement("%target%", args[0]));
-            return false;
-        }
-
-        int radius = 5;
-
-        if (args.length > 1) {
-            try {
-                radius = Integer.parseInt(args[1]);
-            } catch (NumberFormatException e) {
-                // Invalid radius supplied
-                return false;
-            }
-        }
-
-        // Clamp radius.
-        int configMax = plugin.getConfig().getInt("settings.command.searchcontainer.max-radius", 10);
-        radius = Math.max(0, Math.min(radius, configMax));
-
-        World world = senderPlayer.getWorld();
-        Chunk centerChunk = senderPlayer.getLocation().getChunk();
-        StringBuilder locations = new StringBuilder();
-
-        for (int dX = -radius; dX <= radius; ++dX) {
-            for (int dZ = -radius; dZ <= radius; ++dZ) {
-                if (!world.loadChunk(centerChunk.getX() + dX, centerChunk.getZ() + dZ, false)) {
-                    continue;
-                }
-                Chunk chunk = world.getChunkAt(centerChunk.getX() + dX, centerChunk.getZ() + dZ);
-                for (BlockState tileEntity : chunk.getTileEntities()) {
-                    if (!(tileEntity instanceof InventoryHolder holder)) {
-                        continue;
-                    }
-                    if (!holder.getInventory().contains(material)) {
-                        continue;
-                    }
-                    locations.append(holder.getInventory().getType().name().toLowerCase(Locale.ENGLISH)).append(" (")
-                            .append(tileEntity.getX()).append(',').append(tileEntity.getY()).append(',')
-                            .append(tileEntity.getZ()).append("), ");
-                }
-            }
-        }
-
-        // Matches found, delete trailing comma and space
-        if (!locations.isEmpty()) {
-            locations.delete(locations.length() - 2, locations.length());
-        } else {
-            lang.sendMessage(
-                    sender,
-                    "messages.info.container.noMatches",
-                    new Replacement("%target%", material.name()));
-            return true;
-        }
-
-        lang.sendMessage(
-                sender,
-                "messages.info.container.matches",
-                new Replacement("%target%", material.name()),
-                new Replacement("%detail%", locations.toString()));
-        return true;
+    if (args.length < 1) {
+      // Must supply material
+      return false;
    }

-    @Override
-    public List<String> onTabComplete(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, String[] args) {
-        if (args.length < 1 || args.length > 2 || !command.testPermissionSilent(sender)) {
-            return Collections.emptyList();
-        }
+    Material material = Material.matchMaterial(args[0]);

-        String argument = args[args.length - 1];
-        if (args.length == 1) {
-            return TabCompleter.completeEnum(argument, Material.class);
-        } else {
-            return TabCompleter.completeInteger(argument);
-        }
+    if (material == null) {
+      lang.sendMessage(
+          sender,
+          "messages.error.invalidMaterial",
+          new Replacement("%target%", args[0])
+      );
+      return false;
    }

+    int radius = 5;
+
+    if (args.length > 1) {
+      try {
+        radius = Integer.parseInt(args[1]);
+      } catch (NumberFormatException e) {
+        // Invalid radius supplied
+        return false;
+      }
+    }
+
+    // Clamp radius.
+    int configMax = plugin.getConfig().getInt("settings.command.searchcontainer.max-radius", 10);
+    radius = Math.max(0, Math.min(radius, configMax));
+
+    World world = senderPlayer.getWorld();
+    Chunk centerChunk = senderPlayer.getLocation().getChunk();
+    StringBuilder locations = new StringBuilder();
+
+    for (int dX = -radius; dX <= radius; ++dX) {
+      for (int dZ = -radius; dZ <= radius; ++dZ) {
+        if (!world.loadChunk(centerChunk.getX() + dX, centerChunk.getZ() + dZ, false)) {
+          continue;
+        }
+        Chunk chunk = world.getChunkAt(centerChunk.getX() + dX, centerChunk.getZ() + dZ);
+        for (BlockState tileEntity : chunk.getTileEntities()) {
+          if (!(tileEntity instanceof InventoryHolder holder)) {
+            continue;
+          }
+          if (!SearchHelper.findMatch(holder.getInventory(), itemStack -> itemStack.getType() == material)) {
+            continue;
+          }
+          locations.append(holder.getInventory().getType().name().toLowerCase(Locale.ENGLISH)).append(" (")
+              .append(tileEntity.getX()).append(',').append(tileEntity.getY()).append(',')
+              .append(tileEntity.getZ()).append("), ");
+        }
+      }
+    }
+
+    // Matches found, delete trailing comma and space
+    if (!locations.isEmpty()) {
+      locations.delete(locations.length() - 2, locations.length());
+    } else {
+      lang.sendMessage(
+          sender,
+          "messages.info.container.noMatches",
+          new Replacement("%target%", material.name())
+      );
+      return true;
+    }
+
+    lang.sendMessage(
+        sender,
+        "messages.info.container.matches",
+        new Replacement("%target%", material.name()),
+        new Replacement("%detail%", locations.toString())
+    );
+    return true;
+  }
+
+  @Override
+  public List<String> onTabComplete(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      String[] args
+  ) {
+    if (args.length < 1 || args.length > 2 || !command.testPermissionSilent(sender)) {
+      return Collections.emptyList();
+    }
+
+    String argument = args[args.length - 1];
+    if (args.length == 1) {
+      return TabCompleter.completeEnum(argument, Material.class);
+    } else {
+      return TabCompleter.completeInteger(argument);
+    }
+  }
+
 }
@@ -19,8 +19,8 @@ package com.lishid.openinv.command;
 import com.lishid.openinv.util.TabCompleter;
 import com.lishid.openinv.util.lang.LanguageManager;
 import com.lishid.openinv.util.lang.Replacement;
+import com.lishid.openinv.util.SearchHelper;
 import org.bukkit.Bukkit;
-import org.bukkit.Material;
 import org.bukkit.NamespacedKey;
 import org.bukkit.Registry;
 import org.bukkit.command.Command;
@@ -29,7 +29,6 @@ import org.bukkit.command.TabExecutor;
 import org.bukkit.enchantments.Enchantment;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
-import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.meta.ItemMeta;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -46,127 +45,142 @@ import java.util.Locale;
 */
 public class SearchEnchantCommand implements TabExecutor {

-    private final @NotNull LanguageManager lang;
+  private final @NotNull LanguageManager lang;

-    public SearchEnchantCommand(@NotNull LanguageManager lang) {
-        this.lang = lang;
+  public SearchEnchantCommand(@NotNull LanguageManager lang) {
+    this.lang = lang;
+  }
+
+  @Override
+  public boolean onCommand(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      @NotNull String[] args
+  ) {
+    if (args.length == 0) {
+      return false;
    }

-    @Override
-    public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
-        if (args.length == 0) {
+    Enchantment enchant = null;
+    int level = 0;
+
+    for (String argument : args) {
+      try {
+        level = Integer.parseInt(argument);
+        continue;
+      } catch (NumberFormatException ignored) {
+        // Not a level being specified.
+      }
+
+      argument = argument.toLowerCase(Locale.ENGLISH);
+      NamespacedKey key = NamespacedKey.fromString(argument);
+      if (key == null) {
+        continue;
+      }
+
+      Enchantment localEnchant = Registry.ENCHANTMENT.get(key);
+      if (localEnchant != null) {
+        enchant = localEnchant;
+      }
+    }
+
+    // Arguments not set correctly
+    if (level == 0 && enchant == null) {
+      return false;
+    }
+
+    StringBuilder players = new StringBuilder();
+    for (Player player : Bukkit.getServer().getOnlinePlayers()) {
+      boolean flagInventory = containsEnchantment(player.getInventory(), enchant, level);
+      boolean flagEnder = containsEnchantment(player.getEnderChest(), enchant, level);
+
+      // No matches, continue
+      if (!flagInventory && !flagEnder) {
+        continue;
+      }
+
+      // Matches, append details
+      players.append(player.getName()).append(" (");
+      if (flagInventory) {
+        players.append("inv");
+      }
+      if (flagEnder) {
+        if (flagInventory) {
+          players.append(',');
+        }
+        players.append("ender");
+      }
+      players.append("), ");
+    }
+
+    if (!players.isEmpty()) {
+      // Matches found, delete trailing comma and space
+      players.delete(players.length() - 2, players.length());
+    } else {
+      lang.sendMessage(
+          sender,
+          "messages.info.player.noMatches",
+          new Replacement("%target%", (enchant != null ? enchant.getKey().toString() : "") + " >= " + level)
+      );
+      return true;
+    }
+
+    lang.sendMessage(
+        sender,
+        "messages.info.player.matches",
+        new Replacement("%target%", (enchant != null ? enchant.getKey().toString() : "") + " >= " + level),
+        new Replacement("%detail%", players.toString())
+    );
+    return true;
+  }
+
+  private boolean containsEnchantment(Inventory inventory, @Nullable Enchantment enchant, int minLevel) {
+    return SearchHelper.findMatch(
+        inventory,
+        itemStack -> {
+          // Ensure meta is available and has enchantments.
+          if (!itemStack.hasItemMeta()) {
            return false;
-        }
-
-        Enchantment enchant = null;
-        int level = 0;
-
-        for (String argument : args) {
-            try {
-                level = Integer.parseInt(argument);
-                continue;
-            } catch (NumberFormatException ignored) {
-                // Not a level being specified.
-            }
-
-            argument = argument.toLowerCase(Locale.ENGLISH);
-            NamespacedKey key = NamespacedKey.fromString(argument);
-            if (key == null) {
-                continue;
-            }
-
-            Enchantment localEnchant = Registry.ENCHANTMENT.get(key);
-            if (localEnchant != null) {
-                enchant = localEnchant;
-            }
-        }
-
-        // Arguments not set correctly
-        if (level == 0 && enchant == null) {
+          }
+          ItemMeta meta = itemStack.getItemMeta();
+          if (meta == null || !meta.hasEnchants()) {
            return false;
-        }
+          }

-        StringBuilder players = new StringBuilder();
-        for (Player player : Bukkit.getServer().getOnlinePlayers()) {
-            boolean flagInventory = containsEnchantment(player.getInventory(), enchant, level);
-            boolean flagEnder = containsEnchantment(player.getEnderChest(), enchant, level);
+          // If enchantment is provided, use it.
+          if (enchant != null) {
+            return meta.getEnchantLevel(enchant) >= minLevel;
+          }

-            // No matches, continue
-            if (!flagInventory && !flagEnder) {
-                continue;
+          // Otherwise, check all enchantment levels.
+          for (int enchLevel : meta.getEnchants().values()) {
+            if (enchLevel >= minLevel) {
+              return true;
            }
+          }

-            // Matches, append details
-            players.append(player.getName()).append(" (");
-            if (flagInventory) {
-                players.append("inv");
-            }
-            if (flagEnder) {
-                if (flagInventory) {
-                    players.append(',');
-                }
-                players.append("ender");
-            }
-            players.append("), ");
+          return false;
        }
+    );
+  }

-        if (!players.isEmpty()) {
-            // Matches found, delete trailing comma and space
-            players.delete(players.length() - 2, players.length());
-        } else {
-            lang.sendMessage(
-                    sender,
-                    "messages.info.player.noMatches",
-                    new Replacement("%target%", (enchant != null ? enchant.getKey().toString() : "") + " >= " + level));
-            return true;
-        }
-
-        lang.sendMessage(
-                sender,
-                "messages.info.player.matches",
-                new Replacement("%target%", (enchant != null ? enchant.getKey().toString() : "") + " >= " + level),
-                        new Replacement("%detail%", players.toString()));
-        return true;
+  @Override
+  public List<String> onTabComplete(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      @NotNull String[] args
+  ) {
+    if (!command.testPermissionSilent(sender) || args.length < 1 || args.length > 2) {
+      return Collections.emptyList();
    }

-    private boolean containsEnchantment(Inventory inventory, @Nullable Enchantment enchant, int minLevel) {
-        for (ItemStack item : inventory.getContents()) {
-            if (item == null || item.getType() == Material.AIR) {
-                continue;
-            }
-            if (enchant != null) {
-                if (item.containsEnchantment(enchant) && item.getEnchantmentLevel(enchant) >= minLevel) {
-                    return true;
-                }
-            } else {
-                if (!item.hasItemMeta()) {
-                    continue;
-                }
-                ItemMeta meta = item.getItemMeta();
-                if (meta == null || !meta.hasEnchants()) {
-                    continue;
-                }
-                for (int enchLevel : meta.getEnchants().values()) {
-                    if (enchLevel >= minLevel) {
-                        return true;
-                    }
-                }
-            }
-        }
-        return false;
-    }
-
-    @Override
-    public List<String> onTabComplete(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
-        if (!command.testPermissionSilent(sender) || args.length < 1 || args.length > 2) {
-            return Collections.emptyList();
-        }
-
-        if (args.length == 1) {
-            return TabCompleter.completeObject(args[0], enchantment -> enchantment.getKey().toString(), Registry.ENCHANTMENT.stream().toArray(Enchantment[]::new));
-        } else {
-            return TabCompleter.completeInteger(args[1]);
-        }
+    if (args.length == 1) {
+      return TabCompleter.completeObject(args[0], enchantment -> enchantment.getKey().toString(), Registry.ENCHANTMENT.stream().toArray(Enchantment[]::new));
+    } else {
+      return TabCompleter.completeInteger(args[1]);
    }
+  }

 }
@@ -19,6 +19,7 @@ package com.lishid.openinv.command;
 import com.lishid.openinv.util.TabCompleter;
 import com.lishid.openinv.util.lang.LanguageManager;
 import com.lishid.openinv.util.lang.Replacement;
+import com.lishid.openinv.util.SearchHelper;
 import org.bukkit.Bukkit;
 import org.bukkit.Material;
 import org.bukkit.command.Command;
@@ -26,98 +27,117 @@ import org.bukkit.command.CommandSender;
 import org.bukkit.command.TabExecutor;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
-import org.bukkit.inventory.ItemStack;
 import org.jetbrains.annotations.NotNull;

 import java.util.Collections;
 import java.util.List;
+import java.util.concurrent.atomic.AtomicInteger;

 public class SearchInvCommand implements TabExecutor {

-    private final @NotNull LanguageManager lang;
+  private final @NotNull LanguageManager lang;

-    public SearchInvCommand(@NotNull LanguageManager lang) {
-        this.lang = lang;
+  public SearchInvCommand(@NotNull LanguageManager lang) {
+    this.lang = lang;
+  }
+
+  @Override
+  public boolean onCommand(
+      @NotNull CommandSender sender,
+      @NotNull Command command,
+      @NotNull String label,
+      @NotNull String[] args
+  ) {
+
+    Material material = null;
+
+    if (args.length >= 1) {
+      material = Material.matchMaterial(args[0]);
    }

-    @Override
-    public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
+    if (material == null) {
+      lang.sendMessage(
+          sender,
+          "messages.error.invalidMaterial",
+          new Replacement("%target%", args.length > 0 ? args[0] : "null")
+      );
+      return false;
+    }

-        Material material = null;
-
-        if (args.length >= 1) {
-            material = Material.matchMaterial(args[0]);
-        }
-
-        if (material == null) {
-            lang.sendMessage(
-                    sender,
-                    "messages.error.invalidMaterial",
-                    new Replacement("%target%", args.length > 0 ? args[0] : "null"));
-            return false;
-        }
-
-        int count = 1;
-
-        if (args.length >= 2) {
-            try {
-                count = Integer.parseInt(args[1]);
-            } catch (NumberFormatException ex) {
-                lang.sendMessage(
-                        sender,
-                        "messages.error.invalidNumber",
-                        new Replacement("%target%", args[1]));
-                return false;
-            }
-        }
-
-        StringBuilder players = new StringBuilder();
-        boolean searchInv = command.getName().equals("searchinv");
-        for (Player player : Bukkit.getServer().getOnlinePlayers()) {
-            Inventory inventory = searchInv ? player.getInventory() : player.getEnderChest();
-            int total = 0;
-            for (ItemStack itemStack : inventory.getContents()) {
-                if (itemStack != null && itemStack.getType() == material) {
-                    total += itemStack.getAmount();
-                    if (total >= count) {
-                        players.append(player.getName()).append(", ");
-                        break;
-                    }
-                }
-            }
-        }
-
-        // Matches found, delete trailing comma and space
-        if (!players.isEmpty()) {
-            players.delete(players.length() - 2, players.length());
-        } else {
-            lang.sendMessage(
-                    sender,
-                    "messages.info.player.noMatches",
-                    new Replacement("%target%", material.name()));
-            return true;
-        }
+    int count = 1;

+    if (args.length >= 2) {
+      try {
+        count = Integer.parseInt(args[1]);
+      } catch (NumberFormatException ex) {
        lang.sendMessage(
-                sender,
-                "messages.info.player.matches",
-                new Replacement("%target%", material.name()),
-                new Replacement("%detail%", players.toString()));
-        return true;
+            sender,
+            "messages.error.invalidNumber",
+            new Replacement("%target%", args[1])
+        );
+        return false;
+      }
    }

-    @Override
-    public List<String> onTabComplete(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
-        if (args.length < 1 || args.length > 2 || !command.testPermissionSilent(sender)) {
-            return Collections.emptyList();
-        }
-
-        String argument = args[args.length - 1];
-        if (args.length == 1) {
-            return TabCompleter.completeEnum(argument, Material.class);
-        } else {
-            return TabCompleter.completeInteger(argument);
-        }
+    StringBuilder players = new StringBuilder();
+    boolean searchInv = command.getName().equals("searchinv");
+    for (Player player : Bukkit.getServer().getOnlinePlayers()) {
+      Inventory inventory = searchInv ? player.getInventory() : player.getEnderChest();
+      if (findMatch(inventory, material, count)) {
+        players.append(player.getName()).append(", ");
+        break;
+      }
    }

+    // Matches found, delete trailing comma and space
+    if (!players.isEmpty()) {
+      players.delete(players.length() - 2, players.length());
+    } else {
+      lang.sendMessage(
+          sender,
+          "messages.info.player.noMatches",
+          new Replacement("%target%", material.name())
+      );
+      return true;
+    }
+
+    lang.sendMessage(
+        sender,
+        "messages.info.player.matches",
+        new Replacement("%target%", material.name()),
+        new Replacement("%detail%", players.toString())
+    );
+    return true;
+  }
+
+  private boolean findMatch(@NotNull Inventory inventory, @NotNull Material material, int count) {
+    AtomicInteger total = new AtomicInteger();
+    return SearchHelper.findMatch(
+        inventory,
+        itemStack -> {
+          if (itemStack.getType() == material && itemStack.getAmount() > 0) {
+            return total.addAndGet(itemStack.getAmount()) >= count;
+          }
+          return false;
+        }
+    );
+  }
+
+  @Override
+  public List<String> onTabComplete(
+      @NotNull CommandSender sender, @NotNull Command command, @NotNull String label,
+      @NotNull String[] args
+  ) {
+    if (args.length < 1 || args.length > 2 || !command.testPermissionSilent(sender)) {
+      return Collections.emptyList();
+    }
+
+    String argument = args[args.length - 1];
+    if (args.length == 1) {
+      return TabCompleter.completeEnum(argument, Material.class);
+    } else {
+      return TabCompleter.completeInteger(argument);
+    }
+  }
+
 }
@@ -20,8 +20,8 @@ import com.google.errorprone.annotations.Keep;
 import com.lishid.openinv.internal.ViewOnly;
 import com.lishid.openinv.util.InternalAccessor;
 import com.lishid.openinv.util.Permissions;
-import com.lishid.openinv.util.setting.PlayerToggles;
 import com.lishid.openinv.util.lang.LanguageManager;
+import com.lishid.openinv.util.setting.PlayerToggles;
 import org.bukkit.GameMode;
 import org.bukkit.entity.HumanEntity;
 import org.bukkit.entity.Player;
@@ -35,236 +35,259 @@ import java.util.logging.Logger;

 public class InternalAccessor {

-    private static final boolean PAPER;
+  private static final boolean PAPER;

-    static {
-        boolean paper = false;
-        try {
-            Class.forName("io.papermc.paper.configuration.GlobalConfiguration");
-            paper = true;
-        } catch (ClassNotFoundException ignored) {
-            // Expect remapped server.
-        }
-        PAPER = paper;
+  static {
+    boolean paper = false;
+    try {
+      Class.forName("io.papermc.paper.configuration.GlobalConfiguration");
+      paper = true;
+    } catch (ClassNotFoundException ignored) {
+      // Expect remapped server.
+    }
+    PAPER = paper;
+  }
+
+  private @Nullable Accessor internal;
+
+  public InternalAccessor(@NotNull Logger logger, @NotNull LanguageManager lang) {
+    try {
+      internal = getAccessor(logger, lang);
+
+      if (internal != null) {
+        InventoryAccess.setProvider(internal::get);
+      }
+    } catch (NoClassDefFoundError | Exception e) {
+      internal = null;
+      InventoryAccess.setProvider(null);
+    }
+  }
+
+  private @Nullable Accessor getAccessor(@NotNull Logger logger, @NotNull LanguageManager lang) {
+    Version maxSupported = Version.of(1, 21, 7);
+    Version minSupported = Version.of(1, 21, 1);
+
+    // Ensure version is in supported range.
+    if (BukkitVersions.MINECRAFT.greaterThan(maxSupported) || BukkitVersions.MINECRAFT.lessThan(minSupported)) {
+      return null;
    }

-    private @Nullable Accessor internal;
-
-    public InternalAccessor(@NotNull Logger logger, @NotNull LanguageManager lang) {
-        try {
-            internal = getAccessor(logger, lang);
-
-            if (internal != null) {
-                InventoryAccess.setProvider(internal::get);
-            }
-        } catch (NoClassDefFoundError | Exception e) {
-            internal = null;
-            InventoryAccess.setProvider(null);
-        }
+    // Load Spigot accessor.
+    if (!PAPER) {
+      if (BukkitVersions.MINECRAFT.equals(maxSupported)) {
+        // Current Spigot, remapped internals are available.
+        return new com.lishid.openinv.internal.reobf.InternalAccessor(logger, lang);
+      } else {
+        // Older Spigot; unsupported.
+        return null;
+      }
    }

-    private @Nullable Accessor getAccessor(@NotNull Logger logger, @NotNull LanguageManager lang) {
-        Version maxSupported = Version.of(1, 21, 5);
-        Version minSupported = Version.of(1, 21, 1);
-
-        // Ensure version is in supported range.
-        if (BukkitVersions.MINECRAFT.greaterThan(maxSupported) || BukkitVersions.MINECRAFT.lessThan(minSupported)) {
-            return null;
-        }
-
-        // Load Spigot accessor.
-        if (!PAPER) {
-            if (BukkitVersions.MINECRAFT.equals(maxSupported)) {
-                // Current Spigot, remapped internals are available.
-                return new com.lishid.openinv.internal.reobf.InternalAccessor(logger, lang);
-            } else {
-                // Older Spigot; unsupported.
-                return null;
-            }
-        }
-
-        // Paper or a Paper fork, can use Mojang-mapped internals.
-        if (BukkitVersions.MINECRAFT.equals(maxSupported)) { // 1.21.5
-            return new com.lishid.openinv.internal.common.InternalAccessor(logger, lang);
-        }
-        if (BukkitVersions.MINECRAFT.equals(Version.of(1, 21, 4))) { // 1.21.4
-            return new com.lishid.openinv.internal.paper1_21_4.InternalAccessor(logger, lang);
-        }
-        if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 21, 2))) {
-            // 1.21.1-1.21.2 placeholder format
-            return new com.lishid.openinv.internal.paper1_21_1.InternalAccessor(logger, lang);
-        }
-
-        // 1.21.2, 1.21.3
-        return new com.lishid.openinv.internal.paper1_21_3.InternalAccessor(logger, lang);
+    // Paper or a Paper fork, can use Mojang-mapped internals.
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(maxSupported)
+        && BukkitVersions.MINECRAFT.greaterThanOrEqual(Version.of(1, 21, 6))) { // 1.21.6, 1.21.7
+      return new com.lishid.openinv.internal.common.InternalAccessor(logger, lang);
+    }
+    if (BukkitVersions.MINECRAFT.equals(Version.of(1, 21, 5))) { // 1.21.5
+      return new com.lishid.openinv.internal.paper1_21_5.InternalAccessor(logger, lang);
+    }
+    if (BukkitVersions.MINECRAFT.equals(Version.of(1, 21, 4))) { // 1.21.4
+      return new com.lishid.openinv.internal.paper1_21_4.InternalAccessor(logger, lang);
+    }
+    if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 21, 2))) {
+      // 1.21.1-1.21.2 placeholder format
+      return new com.lishid.openinv.internal.paper1_21_1.InternalAccessor(logger, lang);
    }

-    public String getReleasesLink() {
-        if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 4, 4))) { // Good luck.
-            return "https://dev.bukkit.org/projects/openinv/files?&sort=datecreated";
-        }
-        if (BukkitVersions.MINECRAFT.equals(Version.of(1, 8, 8))) { // 1.8.8
-            return "https://github.com/lishid/OpenInv/releases/tag/4.1.5";
-        }
-        if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 13))) { // 1.4.4+ had versioned packages.
-            return "https://github.com/lishid/OpenInv/releases/tag/4.0.0 (OpenInv-legacy)";
-        }
-        if (BukkitVersions.MINECRAFT.equals(Version.of(1, 13))) { // 1.13
-            return "https://github.com/lishid/OpenInv/releases/tag/4.0.0";
-        }
-        if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 14))) { // 1.13.1, 1.13.2
-            return "https://github.com/lishid/OpenInv/releases/tag/4.0.7";
-        }
-        if (BukkitVersions.MINECRAFT.equals(Version.of(1, 14))) { // 1.14 to 1.14.1 had no revision bump.
-            return "https://github.com/lishid/OpenInv/releases/tag/4.0.0";
-        }
-        if (BukkitVersions.MINECRAFT.equals(Version.of(1, 14, 1))) { // 1.14.1 to 1.14.2 had no revision bump.
-            return "https://github.com/lishid/OpenInv/releases/tag/4.0.1";
-        }
-        if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 15))) { // 1.14.2
-            return "https://github.com/lishid/OpenInv/releases/tag/4.1.1";
-        }
-        if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 15, 1))) { // 1.15, 1.15.1
-            return "https://github.com/lishid/OpenInv/releases/tag/4.1.5";
-        }
-        if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 16))) { // 1.15.2
-            return "https://github.com/Jikoo/OpenInv/commit/502f661be39ee85d300851dd571f3da226f12345 (never released)";
-        }
-        if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 16, 1))) { // 1.16, 1.16.1
-            return "https://github.com/lishid/OpenInv/releases/tag/4.1.4";
-        }
-        if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 16, 3))) { // 1.16.2, 1.16.3
-            return "https://github.com/lishid/OpenInv/releases/tag/4.1.5";
-        }
-        if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 17))) { // 1.16.4, 1.16.5
-            return "https://github.com/Jikoo/OpenInv/releases/tag/4.1.8";
-        }
-        if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 18, 1))) { // 1.17, 1.18, 1.18.1
-            return "https://github.com/Jikoo/OpenInv/releases/tag/4.1.10";
-        }
-        if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 19))) { // 1.18.2
-            return "https://github.com/Jikoo/OpenInv/releases/tag/4.3.0";
-        }
-        if (BukkitVersions.MINECRAFT.equals(Version.of(1, 19))) { // 1.19
-            return "https://github.com/Jikoo/OpenInv/releases/tag/4.2.0";
-        }
-        if (BukkitVersions.MINECRAFT.equals(Version.of(1, 19, 1))) { // 1.19.1
-            return "https://github.com/Jikoo/OpenInv/releases/tag/4.2.2";
-        }
-        if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 19, 3))) { // 1.19.2, 1.19.3
-            return "https://github.com/Jikoo/OpenInv/releases/tag/4.3.0";
-        }
-        if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 20))) { // 1.19.4
-            return "https://github.com/Jikoo/OpenInv/releases/tag/4.4.3";
-        }
-        if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 20, 1))) { // 1.20, 1.20.1
-            return "https://github.com/Jikoo/OpenInv/releases/tag/4.4.1";
-        }
-        if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 20, 3))) { // 1.20.2, 1.20.3
-            return "https://github.com/Jikoo/OpenInv/releases/tag/4.4.3";
-        }
-        if (BukkitVersions.MINECRAFT.equals(Version.of(1, 20, 5))) { // 1.20.5
-            return "Unsupported; upgrade to 1.20.6: https://github.com/Jikoo/OpenInv/releases/tag/5.1.2";
-        }
-        if (PAPER && BukkitVersions.MINECRAFT.greaterThanOrEqual(Version.of(1, 21, 1))) { // Paper 1.21.1-1.21.3
-            return "https://github.com/Jikoo/OpenInv/releases";
-        }
-        if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 21))) { // 1.20.4, 1.20.6, 1.21
-            return "https://github.com/Jikoo/OpenInv/releases/tag/5.1.2";
-        }
-        if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 21, 2))) {
-            return "https://github.com/Jikoo/OpenInv/releases/tag/5.1.3";
-        }
-        if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 21, 3))) {
-            return "https://github.com/Jikoo/OpenInv/releases/tag/5.1.6";
-        }
-        return "https://github.com/Jikoo/OpenInv/releases";
+    // 1.21.2, 1.21.3
+    return new com.lishid.openinv.internal.paper1_21_3.InternalAccessor(logger, lang);
+  }
+
+  public String getReleasesLink() {
+    if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 4, 4))) { // Good luck.
+      return "https://dev.bukkit.org/projects/openinv/files?&sort=datecreated";
+    }
+    if (BukkitVersions.MINECRAFT.equals(Version.of(1, 8, 8))) { // 1.8.8
+      return "https://github.com/lishid/OpenInv/releases/tag/4.1.5";
+    }
+    if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 13))) { // 1.4.4+ had versioned packages.
+      return "https://github.com/lishid/OpenInv/releases/tag/4.0.0 (OpenInv-legacy)";
+    }
+    if (BukkitVersions.MINECRAFT.equals(Version.of(1, 13))) { // 1.13
+      return "https://github.com/lishid/OpenInv/releases/tag/4.0.0";
+    }
+    if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 14))) { // 1.13.1, 1.13.2
+      return "https://github.com/lishid/OpenInv/releases/tag/4.0.7";
+    }
+    if (BukkitVersions.MINECRAFT.equals(Version.of(1, 14))) { // 1.14 to 1.14.1 had no revision bump.
+      return "https://github.com/lishid/OpenInv/releases/tag/4.0.0";
+    }
+    if (BukkitVersions.MINECRAFT.equals(Version.of(1, 14, 1))) { // 1.14.1 to 1.14.2 had no revision bump.
+      return "https://github.com/lishid/OpenInv/releases/tag/4.0.1";
+    }
+    if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 15))) { // 1.14.2
+      return "https://github.com/lishid/OpenInv/releases/tag/4.1.1";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 15, 1))) { // 1.15, 1.15.1
+      return "https://github.com/lishid/OpenInv/releases/tag/4.1.5";
+    }
+    if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 16))) { // 1.15.2
+      return "https://github.com/Jikoo/OpenInv/commit/502f661be39ee85d300851dd571f3da226f12345 (never released)";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 16, 1))) { // 1.16, 1.16.1
+      return "https://github.com/lishid/OpenInv/releases/tag/4.1.4";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 16, 3))) { // 1.16.2, 1.16.3
+      return "https://github.com/lishid/OpenInv/releases/tag/4.1.5";
+    }
+    if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 17))) { // 1.16.4, 1.16.5
+      return "https://github.com/Jikoo/OpenInv/releases/tag/4.1.8";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 18, 1))) { // 1.17, 1.18, 1.18.1
+      return "https://github.com/Jikoo/OpenInv/releases/tag/4.1.10";
+    }
+    if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 19))) { // 1.18.2
+      return "https://github.com/Jikoo/OpenInv/releases/tag/4.3.0";
+    }
+    if (BukkitVersions.MINECRAFT.equals(Version.of(1, 19))) { // 1.19
+      return "https://github.com/Jikoo/OpenInv/releases/tag/4.2.0";
+    }
+    if (BukkitVersions.MINECRAFT.equals(Version.of(1, 19, 1))) { // 1.19.1
+      return "https://github.com/Jikoo/OpenInv/releases/tag/4.2.2";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 19, 3))) { // 1.19.2, 1.19.3
+      return "https://github.com/Jikoo/OpenInv/releases/tag/4.3.0";
+    }
+    if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 20))) { // 1.19.4
+      return "https://github.com/Jikoo/OpenInv/releases/tag/4.4.3";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 20, 1))) { // 1.20, 1.20.1
+      return "https://github.com/Jikoo/OpenInv/releases/tag/4.4.1";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 20, 3))) { // 1.20.2, 1.20.3
+      return "https://github.com/Jikoo/OpenInv/releases/tag/4.4.3";
+    }
+    if (BukkitVersions.MINECRAFT.equals(Version.of(1, 20, 5))) { // 1.20.5
+      return "Unsupported; upgrade to 1.20.6: https://github.com/Jikoo/OpenInv/releases/tag/5.1.2";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 21))) { // 1.20.4, 1.20.6, 1.21
+      return "https://github.com/Jikoo/OpenInv/releases/tag/5.1.2";
+    }
+    if (!PAPER) {
+      return getSpigotReleaseLink();
+    }
+    // Paper 1.21.1-1.21.7
+    return "https://github.com/Jikoo/OpenInv/releases";
+  }
+
+  private String getSpigotReleaseLink() {
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 21, 2))) {
+      return "https://github.com/Jikoo/OpenInv/releases/tag/5.1.3";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 21, 3))) {
+      return "https://github.com/Jikoo/OpenInv/releases/tag/5.1.6";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 21, 4))) {
+      return "https://github.com/Jikoo/OpenInv/releases/tag/5.1.9";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 21, 5))) {
+      return "https://github.com/Jikoo/OpenInv/releases/tag/5.1.11";
+    }
+    if (BukkitVersions.MINECRAFT.lessThanOrEqual(Version.of(1, 21, 6))) {
+      return "Unsupported; upgrade to 1.21.7: https://github.com/Jikoo/OpenInv/releases";
    }

-    /**
-     * Reload internal features.
-     */
-    public void reload(ConfigurationSection config) {
-        if (internal != null) {
-            internal.reload(config);
-        }
-    }
+    return "https://github.com/Jikoo/OpenInv/releases";
+  }

-    /**
-     * Gets the server implementation version.
-     *
-     * @return the version
-     */
-    public @NotNull String getVersion() {
-        return BukkitVersions.MINECRAFT.toString();
+  /**
+   * Reload internal features.
+   */
+  public void reload(ConfigurationSection config) {
+    if (internal != null) {
+      internal.reload(config);
    }
+  }

-    /**
-     * Checks if the server implementation is supported.
-     *
-     * @return true if initialized for a supported server version
-     */
-    public boolean isSupported() {
-        return internal != null;
-    }
+  /**
+   * Gets the server implementation version.
+   *
+   * @return the version
+   */
+  public @NotNull String getVersion() {
+    return BukkitVersions.MINECRAFT.toString();
+  }

-    /**
-     * Get the instance of the IAnySilentContainer implementation for the current server version.
-     *
-     * @return the IAnySilentContainer
-     * @throws IllegalStateException if server version is unsupported
-     */
-    public @NotNull IAnySilentContainer getAnySilentContainer() {
-        if (internal == null) {
-            throw new IllegalStateException(String.format("Unsupported server version %s!", BukkitVersions.MINECRAFT));
-        }
-        return internal.getAnySilentContainer();
-    }
+  /**
+   * Checks if the server implementation is supported.
+   *
+   * @return true if initialized for a supported server version
+   */
+  public boolean isSupported() {
+    return internal != null;
+  }

-    public @Nullable InventoryView openInventory(@NotNull Player player, @NotNull ISpecialInventory inventory, boolean viewOnly) {
-        if (internal == null) {
-            throw new IllegalStateException(String.format("Unsupported server version %s!", BukkitVersions.MINECRAFT));
-        }
-        return internal.getPlayerManager().openInventory(player, inventory, viewOnly);
+  /**
+   * Get the instance of the IAnySilentContainer implementation for the current server version.
+   *
+   * @return the IAnySilentContainer
+   * @throws IllegalStateException if server version is unsupported
+   */
+  public @NotNull IAnySilentContainer getAnySilentContainer() {
+    if (internal == null) {
+      throw new IllegalStateException(String.format("Unsupported server version %s!", BukkitVersions.MINECRAFT));
    }
+    return internal.getAnySilentContainer();
+  }

-    /**
-     * Get the instance of the IPlayerDataManager implementation for the current server version.
-     *
-     * @return the IPlayerDataManager
-     * @throws IllegalStateException if server version is unsupported
-     */
-    @NotNull PlayerManager getPlayerDataManager() {
-        if (internal == null) {
-            throw new IllegalStateException(String.format("Unsupported server version %s!", BukkitVersions.MINECRAFT));
-        }
-        return internal.getPlayerManager();
+  public @Nullable InventoryView openInventory(
+      @NotNull Player player,
+      @NotNull ISpecialInventory inventory,
+      boolean viewOnly
+  ) {
+    if (internal == null) {
+      throw new IllegalStateException(String.format("Unsupported server version %s!", BukkitVersions.MINECRAFT));
    }
+    return internal.getPlayerManager().openInventory(player, inventory, viewOnly);
+  }

-    /**
-     * Creates an instance of the ISpecialEnderChest implementation for the given Player.
-     *
-     * @param player the Player
-     * @return the ISpecialEnderChest created
-     */
-    ISpecialEnderChest createEnderChest(final Player player) {
-        if (internal == null) {
-            throw new IllegalStateException(String.format("Unsupported server version %s!", BukkitVersions.MINECRAFT));
-        }
-        return internal.createEnderChest(player);
+  /**
+   * Get the instance of the IPlayerDataManager implementation for the current server version.
+   *
+   * @return the IPlayerDataManager
+   * @throws IllegalStateException if server version is unsupported
+   */
+  @NotNull PlayerManager getPlayerDataManager() {
+    if (internal == null) {
+      throw new IllegalStateException(String.format("Unsupported server version %s!", BukkitVersions.MINECRAFT));
    }
+    return internal.getPlayerManager();
+  }

-    /**
-     * Creates an instance of the ISpecialPlayerInventory implementation for the given Player.
-     *
-     * @param player the Player
-     * @return the ISpecialPlayerInventory created
-     */
-    ISpecialPlayerInventory createInventory(final Player player) {
-        if (internal == null) {
-            throw new IllegalStateException(String.format("Unsupported server version %s!", BukkitVersions.MINECRAFT));
-        }
-        return internal.createPlayerInventory(player);
+  /**
+   * Creates an instance of the ISpecialEnderChest implementation for the given Player.
+   *
+   * @param player the Player
+   * @return the ISpecialEnderChest created
+   */
+  ISpecialEnderChest createEnderChest(final Player player) {
+    if (internal == null) {
+      throw new IllegalStateException(String.format("Unsupported server version %s!", BukkitVersions.MINECRAFT));
    }
+    return internal.createEnderChest(player);
+  }
+
+  /**
+   * Creates an instance of the ISpecialPlayerInventory implementation for the given Player.
+   *
+   * @param player the Player
+   * @return the ISpecialPlayerInventory created
+   */
+  ISpecialPlayerInventory createInventory(final Player player) {
+    if (internal == null) {
+      throw new IllegalStateException(String.format("Unsupported server version %s!", BukkitVersions.MINECRAFT));
+    }
+    return internal.createPlayerInventory(player);
+  }

 }
@@ -1,7 +1,5 @@
 package com.lishid.openinv.util;

-import com.github.jikoo.planarwrappers.util.version.BukkitVersions;
-import com.github.jikoo.planarwrappers.util.version.Version;
 import com.google.errorprone.annotations.Keep;
 import com.lishid.openinv.OpenInv;
 import com.lishid.openinv.event.OpenEvents;
@@ -19,8 +17,6 @@ import org.bukkit.event.inventory.InventoryOpenEvent;
 import org.bukkit.event.player.PlayerChangedWorldEvent;
 import org.bukkit.event.player.PlayerJoinEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
-import org.bukkit.inventory.Inventory;
-import org.bukkit.plugin.Plugin;
 import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -109,22 +105,29 @@ public class InventoryManager implements Listener {
    enderChests.computeIfPresent(uuid, this::remove);
  }

+  public void save(@NotNull UUID uuid) {
+    consumeLoaded(uuid, inventory -> {});
+  }
+
  @Keep
  @EventHandler(priority = EventPriority.LOWEST)
  private void onPlayerJoin(@NotNull PlayerJoinEvent event) {
-    consumeLoaded(event.getPlayer().getUniqueId(), inventory -> {
-      inventory.setPlayerOnline(event.getPlayer());
-      checkViewerAccess(inventory, true);
-    });
+    consumeLoaded(
+        event.getPlayer().getUniqueId(),
+        inventory -> {
+          inventory.setPlayerOnline(event.getPlayer());
+          checkViewerAccess(inventory, true);
+        }
+    );
  }

  @Keep
  @EventHandler(priority = EventPriority.MONITOR)
  private void onPlayerQuit(@NotNull PlayerQuitEvent event) {
-    consumeLoaded(event.getPlayer().getUniqueId(), inventory -> {
-      inventory.setPlayerOffline();
-      checkViewerAccess(inventory, false);
-    });
+    consumeLoaded(
+        event.getPlayer().getUniqueId(),
+        inventory -> checkViewerAccess(inventory, false)
+    );
  }

  @Keep
@@ -196,7 +199,8 @@ public class InventoryManager implements Listener {
      plugin.getLogger().log(
          Level.WARNING,
          "Prevented a plugin from opening an untracked ISpecialInventory!",
-          new Throwable("Untracked ISpecialInventory"));
+          new Throwable("Untracked ISpecialInventory")
+      );
    }
  }

@@ -208,15 +212,6 @@ public class InventoryManager implements Listener {

    // Copy viewers so we don't modify the list we're iterating over when closing inventories.
    List<HumanEntity> viewers = new ArrayList<>(inventory.getBukkitInventory().getViewers());
-    // Legacy: Owner is always a viewer of own inventory.
-    if (BukkitVersions.MINECRAFT.lessThan(Version.of(1, 21))) {
-      if (inventory instanceof ISpecialPlayerInventory) {
-        Inventory active = owner.getOpenInventory().getTopInventory();
-        if (!active.equals(inventory.getBukkitInventory())) {
-          viewers.remove(owner);
-        }
-      }
-    }

    for (HumanEntity viewer : viewers) {
      if (alwaysDenied
@@ -237,7 +232,8 @@ public class InventoryManager implements Listener {
      @NotNull Map<UUID, T> map,
      @NotNull UUID key,
      boolean saved,
-      @NotNull Consumer<@NotNull ISpecialInventory> consumer) {
+      @NotNull Consumer<@NotNull ISpecialInventory> consumer
+  ) {
    T inventory = map.get(key);

    if (inventory == null) {
@@ -11,7 +11,6 @@ import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerJoinEvent;
-import org.bukkit.plugin.Plugin;
 import org.bukkit.profile.PlayerProfile;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -21,7 +20,6 @@ import java.util.Map;
 import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ExecutionException;
-import java.util.concurrent.Future;
 import java.util.logging.Level;
 import java.util.logging.Logger;

@@ -42,7 +40,8 @@ public class PlayerLoader implements Listener {
      @NotNull Config config,
      @NotNull InventoryManager inventoryManager,
      @NotNull InternalAccessor internalAccessor,
-      @NotNull Logger logger) {
+      @NotNull Logger logger
+  ) {
    this.plugin = plugin;
    this.config = config;
    this.inventoryManager = inventoryManager;
@@ -93,7 +92,7 @@ public class PlayerLoader implements Listener {
    return player;
  }

-  public @Nullable OfflinePlayer match(@NotNull String name) {
+  public @Nullable OfflinePlayer matchExact(@NotNull String name) {
    // Warn if called on the main thread - if we resort to searching offline players, this may take several seconds.
    if (Bukkit.getServer().isPrimaryThread()) {
      logger.warning("Call to PlayerSearchCache#matchPlayer made on the main thread!");
@@ -143,6 +142,16 @@ public class PlayerLoader implements Listener {
      return player;
    }

+    return null;
+  }
+
+  public @Nullable OfflinePlayer match(@NotNull String name) {
+    OfflinePlayer player = this.matchExact(name);
+
+    if (player != null) {
+      return player;
+    }
+
    // Inexact online match.
    player = Bukkit.getServer().getPlayer(name);

@@ -197,28 +206,31 @@ public class PlayerLoader implements Listener {
      return;
    }

-    plugin.getScheduler().runTaskLaterAsynchronously(() -> {
-      Iterator<Map.Entry<String, PlayerProfile>> iterator = lookupCache.asMap().entrySet().iterator();
-      while (iterator.hasNext()) {
-        Map.Entry<String, PlayerProfile> entry = iterator.next();
-        String oldMatch = entry.getValue().getName();
+    plugin.getScheduler().runTaskLaterAsynchronously(
+        () -> {
+          Iterator<Map.Entry<String, PlayerProfile>> iterator = lookupCache.asMap().entrySet().iterator();
+          while (iterator.hasNext()) {
+            Map.Entry<String, PlayerProfile> entry = iterator.next();
+            String oldMatch = entry.getValue().getName();

-        // Shouldn't be possible - all profiles should be complete.
-        if (oldMatch == null) {
-          iterator.remove();
-          continue;
-        }
+            // Shouldn't be possible - all profiles should be complete.
+            if (oldMatch == null) {
+              iterator.remove();
+              continue;
+            }

-        String lookup = entry.getKey();
-        float oldMatchScore = StringMetric.compareJaroWinkler(lookup, oldMatch);
-        float newMatchScore = StringMetric.compareJaroWinkler(lookup, name);
+            String lookup = entry.getKey();
+            float oldMatchScore = StringMetric.compareJaroWinkler(lookup, oldMatch);
+            float newMatchScore = StringMetric.compareJaroWinkler(lookup, name);

-        // If new match exceeds old match, delete old match.
-        if (newMatchScore > oldMatchScore) {
-          iterator.remove();
-        }
-      }
-    }, 7L);
+            // If new match exceeds old match, delete old match.
+            if (newMatchScore > oldMatchScore) {
+              iterator.remove();
+            }
+          }
+        },
+        7L
+    );
  }

 }
@@ -0,0 +1,66 @@
+package com.lishid.openinv.util;
+
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.InventoryHolder;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.BlockStateMeta;
+import org.bukkit.inventory.meta.BundleMeta;
+import org.bukkit.inventory.meta.ItemMeta;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.function.Predicate;
+
+public final class SearchHelper {
+
+  public static boolean findMatch(@NotNull Inventory inventory, @NotNull Predicate<@NotNull ItemStack> predicate) {
+    for (ItemStack content : inventory.getContents()) {
+      if (findMatch(content, predicate)) {
+        return true;
+      }
+    }
+    return false;
+  }
+
+  private static boolean findMatch(@Nullable ItemStack itemStack, @NotNull Predicate<@NotNull ItemStack> predicate) {
+    if (itemStack == null || itemStack.getType().isAir()) {
+      return false;
+    }
+
+    // If the item is the search target, done.
+    if (predicate.test(itemStack)) {
+      return true;
+    }
+
+    // If the item doesn't have meta, it cannot contain items.
+    if (!itemStack.hasItemMeta()) {
+      return false;
+    }
+
+    ItemMeta meta = itemStack.getItemMeta();
+
+    // Container meta with items (primarily shulkers).
+    if (meta instanceof BlockStateMeta stateMeta) {
+      if (!stateMeta.hasBlockState() || !(stateMeta.getBlockState() instanceof InventoryHolder holder)) {
+        return false;
+      }
+      Inventory inventory = holder.getInventory();
+      return findMatch(inventory, predicate);
+    }
+
+    // Bundle meta.
+    if (meta instanceof BundleMeta bundleMeta) {
+      for (ItemStack subStack : bundleMeta.getItems()) {
+        if (findMatch(subStack, predicate)) {
+          return true;
+        }
+      }
+    }
+
+    return false;
+  }
+
+  private SearchHelper() {
+    throw new IllegalStateException("Cannot create instance of utility class.");
+  }
+}
@@ -23,133 +23,142 @@ package com.lishid.openinv.util;

 public class StringMetric {

-    public static float compareJaroWinkler(String a, String b) {
-        final float jaroScore = compareJaro(a, b);
-
-        if (jaroScore < (float) 0.7) {
-            return jaroScore;
-        }
-
-        String prefix = commonPrefix(a, b);
-        int prefixLength = Math.min(prefix.codePointCount(0, prefix.length()), 4);
-
-        return jaroScore + (prefixLength * (float) 0.1 * (1.0f - jaroScore));
+  public static float compareJaroWinkler(String a, String b) {
+    final float jaroScore = compareJaro(a, b);

+    if (jaroScore < (float) 0.7) {
+      return jaroScore;
    }

-    private static float compareJaro(String a, String b) {
-        if (a.isEmpty() && b.isEmpty()) {
-            return 1.0f;
-        }
+    String prefix = commonPrefix(a, b);
+    int prefixLength = Math.min(prefix.codePointCount(0, prefix.length()), 4);

-        if (a.isEmpty() || b.isEmpty()) {
-            return 0.0f;
-        }
+    return jaroScore + (prefixLength * (float) 0.1 * (1.0f - jaroScore));

-        final int[] charsA = a.codePoints().toArray();
-        final int[] charsB = b.codePoints().toArray();
+  }

-        // Intentional integer division to round down.
-        final int halfLength = Math.max(0, Math.max(charsA.length, charsB.length) / 2 - 1);
-
-        final int[] commonA = getCommonCodePoints(charsA, charsB, halfLength);
-        final int[] commonB = getCommonCodePoints(charsB, charsA, halfLength);
-
-        // commonA and commonB will always contain the same multi-set of
-        // characters. Because getCommonCharacters has been optimized, commonA
-        // and commonB are -1-padded. So in this loop we count transposition
-        // and use commonCharacters to determine the length of the multi-set.
-        float transpositions = 0;
-        int commonCharacters = 0;
-        for (int length = commonA.length; commonCharacters < length
-                && commonA[commonCharacters] > -1; commonCharacters++) {
-            if (commonA[commonCharacters] != commonB[commonCharacters]) {
-                transpositions++;
-            }
-        }
-
-        if (commonCharacters == 0) {
-            return 0.0f;
-        }
-
-        float aCommonRatio = commonCharacters / (float) charsA.length;
-        float bCommonRatio = commonCharacters / (float) charsB.length;
-        float transpositionRatio = (commonCharacters - transpositions / 2.0f) / commonCharacters;
-
-        return (aCommonRatio + bCommonRatio + transpositionRatio) / 3.0f;
+  private static float compareJaro(String a, String b) {
+    if (a.isEmpty() && b.isEmpty()) {
+      return 1.0f;
    }

-    /*
-     * Returns an array of code points from a within b. A character in b is
-     * counted as common when it is within separation distance from the position
-     * in a.
-     */
-    private static int[] getCommonCodePoints(final int[] charsA, final int[] charsB, final int separation) {
-        final int[] common = new int[Math.min(charsA.length, charsB.length)];
-        final boolean[] matched = new boolean[charsB.length];
-
-        // Iterate of string a and find all characters that occur in b within
-        // the separation distance. Mark any matches found to avoid
-        // duplicate matchings.
-        int commonIndex = 0;
-        for (int i = 0, length = charsA.length; i < length; i++) {
-            final int character = charsA[i];
-            final int index = indexOf(character, charsB, i - separation, i
-                    + separation + 1, matched);
-            if (index > -1) {
-                common[commonIndex++] = character;
-                matched[index] = true;
-            }
-        }
-
-        if (commonIndex < common.length) {
-            common[commonIndex] = -1;
-        }
-
-        // Both invocations will yield the same multi-set terminated by -1, so
-        // they can be compared for transposition without making a copy.
-        return common;
+    if (a.isEmpty() || b.isEmpty()) {
+      return 0.0f;
    }

-    /*
-     * Search for code point in buffer starting at fromIndex to toIndex - 1.
-     *
-     * Returns -1 when not found.
-     */
-    private static int indexOf(int character, int[] buffer, int fromIndex, int toIndex, boolean[] matched) {
+    final int[] charsA = a.codePoints().toArray();
+    final int[] charsB = b.codePoints().toArray();

-        // compare char with range of characters to either side
-        for (int j = Math.max(0, fromIndex), length = Math.min(toIndex, buffer.length); j < length; j++) {
-            // check if found
-            if (buffer[j] == character && !matched[j]) {
-                return j;
-            }
-        }
+    // Intentional integer division to round down.
+    final int halfLength = Math.max(0, Math.max(charsA.length, charsB.length) / 2 - 1);

-        return -1;
+    final int[] commonA = getCommonCodePoints(charsA, charsB, halfLength);
+    final int[] commonB = getCommonCodePoints(charsB, charsA, halfLength);
+
+    // commonA and commonB will always contain the same multi-set of
+    // characters. Because getCommonCharacters has been optimized, commonA
+    // and commonB are -1-padded. So in this loop we count transposition
+    // and use commonCharacters to determine the length of the multi-set.
+    float transpositions = 0;
+    int commonCharacters = 0;
+    for (
+        int length = commonA.length;
+        commonCharacters < length && commonA[commonCharacters] > -1;
+        commonCharacters++
+    ) {
+      if (commonA[commonCharacters] != commonB[commonCharacters]) {
+        transpositions++;
+      }
    }

-    private static String commonPrefix(CharSequence a, CharSequence b) {
-        int maxPrefixLength = Math.min(a.length(), b.length());
-
-        int p;
-
-        p = 0;
-        while (p < maxPrefixLength && a.charAt(p) == b.charAt(p)) {
-            ++p;
-        }
-
-        if (validSurrogatePairAt(a, p - 1) || validSurrogatePairAt(b, p - 1)) {
-            --p;
-        }
-
-        return a.subSequence(0, p).toString();
+    if (commonCharacters == 0) {
+      return 0.0f;
    }

-    private static boolean validSurrogatePairAt(CharSequence string, int index) {
-        return index >= 0 && index <= string.length() - 2 && Character.isHighSurrogate(string.charAt(index)) && Character.isLowSurrogate(string.charAt(index + 1));
+    float aCommonRatio = commonCharacters / (float) charsA.length;
+    float bCommonRatio = commonCharacters / (float) charsB.length;
+    float transpositionRatio = (commonCharacters - transpositions / 2.0f) / commonCharacters;
+
+    return (aCommonRatio + bCommonRatio + transpositionRatio) / 3.0f;
+  }
+
+  /*
+   * Returns an array of code points from a within b. A character in b is
+   * counted as common when it is within separation distance from the position
+   * in a.
+   */
+  private static int[] getCommonCodePoints(final int[] charsA, final int[] charsB, final int separation) {
+    final int[] common = new int[Math.min(charsA.length, charsB.length)];
+    final boolean[] matched = new boolean[charsB.length];
+
+    // Iterate of string a and find all characters that occur in b within
+    // the separation distance. Mark any matches found to avoid
+    // duplicate matchings.
+    int commonIndex = 0;
+    for (int i = 0, length = charsA.length; i < length; i++) {
+      final int character = charsA[i];
+      final int index = indexOf(
+          character,
+          charsB,
+          i - separation,
+          i + separation + 1,
+          matched
+      );
+      if (index > -1) {
+        common[commonIndex++] = character;
+        matched[index] = true;
+      }
    }

-    private StringMetric(){}
+    if (commonIndex < common.length) {
+      common[commonIndex] = -1;
+    }
+
+    // Both invocations will yield the same multi-set terminated by -1, so
+    // they can be compared for transposition without making a copy.
+    return common;
+  }
+
+  /*
+   * Search for code point in buffer starting at fromIndex to toIndex - 1.
+   *
+   * Returns -1 when not found.
+   */
+  private static int indexOf(int character, int[] buffer, int fromIndex, int toIndex, boolean[] matched) {
+
+    // compare char with range of characters to either side
+    for (int j = Math.max(0, fromIndex), length = Math.min(toIndex, buffer.length); j < length; j++) {
+      // check if found
+      if (buffer[j] == character && !matched[j]) {
+        return j;
+      }
+    }
+
+    return -1;
+  }
+
+  private static String commonPrefix(CharSequence a, CharSequence b) {
+    int maxPrefixLength = Math.min(a.length(), b.length());
+
+    int p;
+
+    p = 0;
+    while (p < maxPrefixLength && a.charAt(p) == b.charAt(p)) {
+      ++p;
+    }
+
+    if (validSurrogatePairAt(a, p - 1) || validSurrogatePairAt(b, p - 1)) {
+      --p;
+    }
+
+    return a.subSequence(0, p).toString();
+  }
+
+  private static boolean validSurrogatePairAt(CharSequence string, int index) {
+    return index >= 0 && index <= string.length() - 2 && Character.isHighSurrogate(string.charAt(index)) && Character.isLowSurrogate(string.charAt(index + 1));
+  }
+
+  private StringMetric() {
+  }

 }
@@ -20,6 +20,9 @@ import org.bukkit.Bukkit;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 import org.bukkit.util.StringUtil;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.annotations.Unmodifiable;

 import java.util.ArrayList;
 import java.util.Collections;
@@ -32,119 +35,132 @@ import java.util.function.Function;
 */
 public final class TabCompleter {

-    /**
-     * Offer tab completions for whole numbers.
-     *
-     * @param argument the argument to complete
-     * @return integer options
-     */
-    public static List<String> completeInteger(String argument) {
-        // Ensure existing argument is actually a number
-        if (!argument.isEmpty()) {
-            try {
-                Integer.parseInt(argument);
-            } catch (NumberFormatException e) {
-                return Collections.emptyList();
-            }
-        }
-
-        List<String> completions = new ArrayList<>(10);
-        for (int i = 0; i < 10; ++i) {
-            completions.add(argument + i);
-        }
-
-        return completions;
+  /**
+   * Offer tab completions for whole numbers.
+   *
+   * @param argument the argument to complete
+   * @return integer options
+   */
+  public static @NotNull @Unmodifiable List<String> completeInteger(@NotNull String argument) {
+    // Ensure existing argument is actually a number
+    if (!argument.isEmpty()) {
+      try {
+        Integer.parseInt(argument);
+      } catch (NumberFormatException e) {
+        return List.of();
+      }
    }

-    /**
-     * Offer tab completions for a given Enum.
-     *
-     * @param argument the argument to complete
-     * @param enumClazz the Enum to complete for
-     * @return the matching Enum values
-     */
-    public static List<String> completeEnum(String argument, Class<? extends Enum<?>> enumClazz) {
-        argument = argument.toLowerCase(Locale.ENGLISH);
-        List<String> completions = new ArrayList<>();
-
-        for (Enum<?> enumConstant : enumClazz.getEnumConstants()) {
-            String name = enumConstant.name().toLowerCase(Locale.ENGLISH);
-            if (name.startsWith(argument)) {
-                completions.add(name);
-            }
-        }
-
-        return completions;
+    List<String> completions = new ArrayList<>(10);
+    for (int i = 0; i < 10; ++i) {
+      completions.add(argument + i);
    }

-    /**
-     * Offer tab completions for a given array of Strings.
-     *
-     * @param argument the argument to complete
-     * @param options the Strings which may be completed
-     * @return the matching Strings
-     */
-    public static List<String> completeString(String argument, String[] options) {
-        argument = argument.toLowerCase(Locale.ENGLISH);
-        List<String> completions = new ArrayList<>();
+    return Collections.unmodifiableList(completions);
+  }

-        for (String option : options) {
-            if (option.startsWith(argument)) {
-                completions.add(option);
-            }
-        }
+  /**
+   * Offer tab completions for a given Enum.
+   *
+   * @param argument the argument to complete
+   * @param enumClazz the Enum to complete for
+   * @return the matching Enum values
+   */
+  public static @NotNull List<String> completeEnum(
+      @NotNull String argument,
+      @NotNull Class<? extends Enum<?>> enumClazz
+  ) {
+    argument = argument.toLowerCase(Locale.ENGLISH);
+    List<String> completions = new ArrayList<>();

-        return completions;
+    for (Enum<?> enumConstant : enumClazz.getEnumConstants()) {
+      String name = enumConstant.name().toLowerCase(Locale.ENGLISH);
+      if (name.startsWith(argument)) {
+        completions.add(name);
+      }
    }

-    /**
-     * Offer tab completions for visible online Players' names.
-     *
-     * @param sender the command's sender
-     * @param argument the argument to complete
-     * @return the matching Players' names
-     */
-    public static List<String> completeOnlinePlayer(CommandSender sender, String argument) {
-        List<String> completions = new ArrayList<>();
-        Player senderPlayer = sender instanceof Player ? (Player) sender : null;
+    return completions;
+  }

-        for (Player player : Bukkit.getOnlinePlayers()) {
-            if (senderPlayer != null && !senderPlayer.canSee(player)) {
-                continue;
-            }
+  /**
+   * Offer tab completions for a given array of Strings.
+   *
+   * @param argument the argument to complete
+   * @param options the Strings which may be completed
+   * @return the matching Strings
+   */
+  public static @NotNull List<String> completeString(
+      @NotNull String argument,
+      @NotNull String @NotNull [] options
+  ) {
+    argument = argument.toLowerCase(Locale.ENGLISH);
+    List<String> completions = new ArrayList<>();

-            if (StringUtil.startsWithIgnoreCase(player.getName(), argument)) {
-                completions.add(player.getName());
-            }
-        }
-
-        return completions;
+    for (String option : options) {
+      if (option.startsWith(argument)) {
+        completions.add(option);
+      }
    }

-    /**
-     * Offer tab completions for a given array of Objects.
-     *
-     * @param argument the argument to complete
-     * @param converter the Function for converting the Object into a comparable String
-     * @param options the Objects which may be completed
-     * @return the matching Strings
-     */
-    public static <T> List<String> completeObject(String argument, Function<T, String> converter, T[] options) {
-        argument = argument.toLowerCase(Locale.ENGLISH);
-        List<String> completions = new ArrayList<>();
+    return completions;
+  }

-        for (T option : options) {
-            String optionString = converter.apply(option).toLowerCase(Locale.ENGLISH);
-            if (optionString.startsWith(argument)) {
-                completions.add(optionString);
-            }
-        }
+  /**
+   * Offer tab completions for visible online Players' names.
+   *
+   * @param sender the command's sender
+   * @param argument the argument to complete
+   * @return the matching Players' names
+   */
+  public static List<String> completeOnlinePlayer(
+      @Nullable CommandSender sender,
+      @NotNull String argument
+  ) {
+    List<String> completions = new ArrayList<>();
+    Player senderPlayer = sender instanceof Player player ? player : null;

-        return completions;
+    for (Player player : Bukkit.getOnlinePlayers()) {
+      if (senderPlayer != null && !senderPlayer.canSee(player)) {
+        continue;
+      }
+
+      if (StringUtil.startsWithIgnoreCase(player.getName(), argument)) {
+        completions.add(player.getName());
+      }
    }

-    private TabCompleter() {
-        throw new IllegalStateException("Cannot create instance of utility class.");
+    return completions;
+  }
+
+  /**
+   * Offer tab completions for a given array of Objects.
+   *
+   * @param argument the argument to complete
+   * @param converter the Function for converting the Object into a comparable String
+   * @param options the Objects which may be completed
+   * @return the matching Strings
+   */
+  public static <T> List<String> completeObject(
+      @NotNull String argument,
+      @NotNull Function<@NotNull T, @NotNull String> converter,
+      @NotNull T @NotNull[] options
+  ) {
+    argument = argument.toLowerCase(Locale.ENGLISH);
+    List<String> completions = new ArrayList<>();
+
+    for (T option : options) {
+      String optionString = converter.apply(option).toLowerCase(Locale.ENGLISH);
+      if (optionString.startsWith(argument)) {
+        completions.add(optionString);
+      }
    }

+    return completions;
+  }
+
+  private TabCompleter() {
+    throw new IllegalStateException("Cannot create instance of utility class.");
+  }
+
 }
@@ -26,104 +26,104 @@ import java.io.IOException;

 public record ConfigUpdater(@NotNull Plugin plugin) {

-    public void checkForUpdates() {
-        final int version = plugin.getConfig().getInt("config-version", 1);
-        ConfigurationSection defaults = plugin.getConfig().getDefaults();
-        if (defaults == null || version >= defaults.getInt("config-version")) {
-            return;
-        }
-
-        plugin.getLogger().info("Configuration update found! Performing update...");
-
-        // Backup the old config file
-        try {
-            plugin.getConfig().save(new File(plugin.getDataFolder(), "config_old.yml"));
-            plugin.getLogger().info("Backed up config.yml to config_old.yml before updating.");
-        } catch (IOException e) {
-            plugin.getLogger().warning("Could not back up config.yml before updating!");
-        }
-
-        if (version < 2) {
-            updateConfig1To2();
-        }
-        if (version < 3) {
-            updateConfig2To3();
-        }
-        if (version < 4) {
-            updateConfig3To4();
-        }
-        if (version < 5) {
-            updateConfig4To5();
-        }
-        if (version < 6) {
-            updateConfig5To6();
-        }
-        if (version < 7) {
-            updateConfig6To7();
-        }
-        if (version < 8) {
-            updateConfig7To8();
-        }
-
-        plugin.saveConfig();
-        plugin.getLogger().info("Configuration update complete!");
+  public void checkForUpdates() {
+    final int version = plugin.getConfig().getInt("config-version", 1);
+    ConfigurationSection defaults = plugin.getConfig().getDefaults();
+    if (defaults == null || version >= defaults.getInt("config-version")) {
+      return;
    }

-    private void updateConfig7To8() {
-        FileConfiguration config = plugin.getConfig();
-        config.set("settings.equal-access", "view");
-        config.set("config-version", 8);
+    plugin.getLogger().info("Configuration update found! Performing update...");
+
+    // Backup the old config file
+    try {
+      plugin.getConfig().save(new File(plugin.getDataFolder(), "config_old.yml"));
+      plugin.getLogger().info("Backed up config.yml to config_old.yml before updating.");
+    } catch (IOException e) {
+      plugin.getLogger().warning("Could not back up config.yml before updating!");
    }

-    private void updateConfig6To7() {
-        FileConfiguration config = plugin.getConfig();
-        config.set("toggles", null);
-        String consoleLocale = config.getString("settings.locale", "en");
-        if (consoleLocale.isBlank() || consoleLocale.equalsIgnoreCase("en_us")) {
-            consoleLocale = "en";
-        }
-        config.set("settings.console-locale", consoleLocale);
-        config.set("settings.locale", null);
-        config.set("config-version", 7);
+    if (version < 2) {
+      updateConfig1To2();
+    }
+    if (version < 3) {
+      updateConfig2To3();
+    }
+    if (version < 4) {
+      updateConfig3To4();
+    }
+    if (version < 5) {
+      updateConfig4To5();
+    }
+    if (version < 6) {
+      updateConfig5To6();
+    }
+    if (version < 7) {
+      updateConfig6To7();
+    }
+    if (version < 8) {
+      updateConfig7To8();
    }

-    private void updateConfig5To6() {
-        FileConfiguration config = plugin.getConfig();
-        config.set("settings.command.open.no-args-opens-self", false);
-        config.set("settings.command.searchcontainer.max-radius", 10);
-        config.set("config-version", 6);
-    }
+    plugin.saveConfig();
+    plugin.getLogger().info("Configuration update complete!");
+  }

-    private void updateConfig4To5() {
-        FileConfiguration config = plugin.getConfig();
-        config.set("settings.disable-offline-access", false);
-        config.set("config-version", 5);
-    }
+  private void updateConfig7To8() {
+    FileConfiguration config = plugin.getConfig();
+    config.set("settings.equal-access", "view");
+    config.set("config-version", 8);
+  }

-    private void updateConfig3To4() {
-        FileConfiguration config = plugin.getConfig();
-        config.set("notify", null);
-        config.set("config-version", 4);
+  private void updateConfig6To7() {
+    FileConfiguration config = plugin.getConfig();
+    config.set("toggles", null);
+    String consoleLocale = config.getString("settings.locale", "en");
+    if (consoleLocale.isBlank() || consoleLocale.equalsIgnoreCase("en_us")) {
+      consoleLocale = "en";
    }
+    config.set("settings.console-locale", consoleLocale);
+    config.set("settings.locale", null);
+    config.set("config-version", 7);
+  }

-    private void updateConfig2To3() {
-        FileConfiguration config = plugin.getConfig();
-        config.set("items", null);
-        config.set("ItemOpenInv", null);
-        config.set("toggles", null);
-        config.set("settings.disable-saving", config.getBoolean("DisableSaving", false));
-        config.set("DisableSaving", null);
-        config.set("config-version", 3);
-    }
+  private void updateConfig5To6() {
+    FileConfiguration config = plugin.getConfig();
+    config.set("settings.command.open.no-args-opens-self", false);
+    config.set("settings.command.searchcontainer.max-radius", 10);
+    config.set("config-version", 6);
+  }

-    private void updateConfig1To2() {
-        FileConfiguration config = plugin.getConfig();
-        config.set("ItemOpenInvItemID", null);
-        config.set("NotifySilentChest", null);
-        config.set("NotifyAnyChest", null);
-        config.set("AnyChest", null);
-        config.set("SilentChest", null);
-        config.set("config-version", 2);
-    }
+  private void updateConfig4To5() {
+    FileConfiguration config = plugin.getConfig();
+    config.set("settings.disable-offline-access", false);
+    config.set("config-version", 5);
+  }
+
+  private void updateConfig3To4() {
+    FileConfiguration config = plugin.getConfig();
+    config.set("notify", null);
+    config.set("config-version", 4);
+  }
+
+  private void updateConfig2To3() {
+    FileConfiguration config = plugin.getConfig();
+    config.set("items", null);
+    config.set("ItemOpenInv", null);
+    config.set("toggles", null);
+    config.set("settings.disable-saving", config.getBoolean("DisableSaving", false));
+    config.set("DisableSaving", null);
+    config.set("config-version", 3);
+  }
+
+  private void updateConfig1To2() {
+    FileConfiguration config = plugin.getConfig();
+    config.set("ItemOpenInvItemID", null);
+    config.set("NotifySilentChest", null);
+    config.set("NotifyAnyChest", null);
+    config.set("AnyChest", null);
+    config.set("SilentChest", null);
+    config.set("config-version", 2);
+  }

 }
@@ -25,6 +25,3 @@ messages:
      matches: 'Container hat %target%: %detail%'
    'on': 'an'
    'off': 'aus'
-container:
-  player: '%player%''s Inventar'
-  enderchest: '%player%''s Endertruhe'
@@ -16,6 +16,9 @@ messages:
    containerBlocked: 'You are opening a blocked container.'
    containerBlockedSilent: 'You are opening a blocked container silently.'
    containerSilent: 'You are opening a container silently.'
+    clear:
+      inventory: 'Cleared %target%''s inventory.'
+      enderchest: 'Cleared %target%''s ender chest.'
    settingState: '%setting%: %state%'
    player:
      noMatches: 'No players found with %target%.'
@@ -25,6 +28,3 @@ messages:
      matches: 'Containers holding %target%: %detail%'
    'on': 'on'
    'off': 'off'
-container:
-  player: '%player%''s Inventory'
-  enderchest: '%player%''s Ender Chest'
@@ -25,7 +25,3 @@ messages:
      matches: 'Contenedores con %target%: %detail%'
    'on': 'activado'
    'off': 'desactivado'
-container:
-  player: 'Inventario de %player%'
-  enderchest: 'Cofre de Ender de %player%'
-
Author	SHA1	Message	Date
Jikoo	4504ba2b99	Bump version to 5.1.12 for release	2025-07-01 20:59:38 -04:00
dependabot[bot]	9691d16506	Bump softprops/action-gh-release from 2.2.2 to 2.3.2 (#316 ) Bumps [softprops/action-gh-release](https://github.com/softprops/action-gh-release) from 2.2.2 to 2.3.2. - [Release notes](https://github.com/softprops/action-gh-release/releases) - [Changelog](https://github.com/softprops/action-gh-release/blob/master/CHANGELOG.md) - [Commits](https://github.com/softprops/action-gh-release/compare/v2.2.2...v2.3.2) --- updated-dependencies: - dependency-name: softprops/action-gh-release dependency-version: 2.3.2 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>	2025-07-01 20:58:24 -04:00
Adam	1897790db5	Update to 1.21.6/1.21.7 (#315 )	2025-07-01 20:57:24 -04:00
dependabot[bot]	cad76c6559	Bump com.google.errorprone:error_prone_core from 2.38.0 to 2.39.0 (#318 )	2025-07-01 17:50:13 +00:00
dependabot[bot]	119ff48461	Bump com.gradleup.shadow from 8.3.6 to 8.3.8 (#317 )	2025-07-01 17:49:19 +00:00
Jikoo	b589f79e57	Update gradle wrapper to 8.14	2025-05-21 10:07:30 -04:00
Jikoo	f742cf5b77	Update paperweight-userdev for new bundle version	2025-05-21 10:07:30 -04:00
Jikoo	19d030dd4d	Improve clear parameter handling Don't tab complete parameter for those who can't target others Don't load players for those who can't target others	2025-05-21 10:07:30 -04:00
Jikoo	17dec41fea	Bump version to 5.1.12-SNAPSHOT for development	2025-05-20 09:23:04 -04:00
Jikoo	b5599450f5	Bump version to 5.1.11 for release	2025-05-20 09:23:01 -04:00
Adam	b2c13b40e2	Improve feedback, code health (#312 ) * Drop legacy translations * Drop legacy viewer handling * Improve lookup feedback * Deprecate ISpecialInventory#setPlayerOffline * Fix default value being provided	2025-05-20 13:22:35 +00:00
Adam	03c0fea7ab	Search shulker boxes and bundles (#311 )	2025-05-19 11:31:49 -04:00
Jikoo	9ca5b2d826	Apply errorprone suggestions	2025-05-19 06:20:03 -04:00
Jikoo	7a9bb11133	Re-add errorprone Dropped during swap to Gradle	2025-05-19 05:40:43 -04:00
Jikoo	8647f8e156	Autoformat	2025-05-18 11:09:30 -04:00
Jikoo	2a07673b1a	Add .gitattributes and .editorconfig	2025-05-18 11:09:16 -04:00
Adamandtrard	8418cb14fe	Add /clearinv and /clearender (#310 ) Co-authored-by: trard <trardone@gmail.com>	2025-05-18 08:57:31 -04:00
Jikoo	6647334072	Fix missed override Closes #307	2025-05-02 00:52:42 -04:00
dependabot[bot]	e479a5eaa7	Bump softprops/action-gh-release from 2.2.1 to 2.2.2 (#306 ) Bumps [softprops/action-gh-release](https://github.com/softprops/action-gh-release) from 2.2.1 to 2.2.2. - [Release notes](https://github.com/softprops/action-gh-release/releases) - [Changelog](https://github.com/softprops/action-gh-release/blob/master/CHANGELOG.md) - [Commits](https://github.com/softprops/action-gh-release/compare/v2.2.1...v2.2.2) --- updated-dependencies: - dependency-name: softprops/action-gh-release dependency-version: 2.2.2 dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>	2025-05-01 13:35:11 -04:00
Jikoo	1c40091cfa	Bump version to 5.1.11-SNAPSHOT for development	2025-04-25 11:50:11 -04:00