OldCombatMechanics/CHANGELOG.md

Changelog

2.5.0 (2026-05-23)

Features

• add per-player module override api (53780bc)
• add per-player module override api (c2043e2)
• api: expose per-player modeset controls (b3a6039)
• api: publish player state change events (6f33807)
• improve API & introduce API.md (a091b06)
• migrate default world modesets (8e9ee90)
• per-item cooldown (890c41f), closes #856
• rewrite in kotlin (d4eee15)
• show build commit in version output (e20fe98)
• support default world modesets (7d3b417)

Bug Fixes

• armour: apply mixed-mode armour strength by defender (f32671b)
• armour: respect modesets for explosion defence (#861) (729c311)
• attack-range: detect Paper data component support (b12829d)
• compat: avoid hot-path optional API reflection (8f14b8b)
• compat: clarify semantic version gates (b5341f3)
• compat: detect API capabilities for version gates (bfbb2e4)
• damage: respect bypasses_cooldown damage types #864 (83a7154)
• modesets: correct stale stored world modesets (#865) (b0f451d)
• reflection: compare Minecraft versions lexicographically (67e266c)
• respect MythicMobs no-knockback damage (#860) (a25e0ed)
• shields: apply mixed-mode blocking by defender (20249db)
• tool-damage: apply mixed-mode weapon damage by attacker (eb905f2)
• validate module override bulk updates (c6e14ba)

2.4.0 (2026-03-08)

Features

• togglable paper sword blocking (5d3887d)

Bug Fixes

• don't overwrite swords on every click #843 (4323853)
• inventory: harden stale deferred item mutation paths (a92664d)
• reflection: tighten chooser compatibility fallback (f383340)
• strip sword consumable component (4624ac0)
• sword-blocking: clear sword consumable components on reload when disabled (b887a28), closes #845
• sword-blocking: fall back to shield for pre-1.20.5 clients (388bee5), closes #842
• sword-blocking: harden inventory fail-safes to prevent ghosting (8889bfe)
• sword-blocking: harden legacy death shield drop reconciliation (2bb730e)
• sword-blocking: prevent GUI click/drag item rewrites & fallback unknown clients to shield (cfc596c)
• sword-blocking: prevent legacy fallback from cancelling unrelated shield interactions (727fa97)
• sword-blocking: restore offhand item for pre-1.20.5 fallback clients (68073e8)
• sword-blocking: sweep stale consumable state on join/quit/world (96d6981)

2.3.0 (2026-01-24)

Features

• 1.8 hitbox (5cbd93d), closes #69
• always & disabled modules lists (5f7bf12)
• always & disabled modules lists (18dd6e1)
• copper tools support #822 #823 (47ffa96)
• custom trident & mace damage (be70c5b), closes #757
• item damage lore (0ca855a), closes #775
• kotlin integration tests (c63c940)
• switch from protocollib to packetevents (44afce1), closes #790
• sword blocking animation #769 (8596c9d)
• warn on unknown effects, enchants, etc (fa828d3)

Bug Fixes

• 'disable-offhand' module working even if disabled (ecca0b5)
• disable-offhand handling on modeset change (54aaf0c)
• apply old tool damage to all mobs (91b121f), closes #735
• chorus fruit tp into blocks (bba1ecb), closes #748
• clear modules list on reload (ebdfd10)
• double strength effect when old-potion-effects disabled (4cecb64), closes #781
• fire damage overwriting lastDamage (9af8a0f), closes #707
• legacy (pre-1.11) sweep detection (2825b35)
• negative last damage (1321717), closes #765
• only strip consumable on swords (e01faea), closes #841
• reflection error on weapon enchant (10ff4ce), closes #840
• skip unknown sound packets (cfa1e58)
• unknown particles. (1408720), closes #825
• weakness calc on >=1.20 (f502adb)
• weakness calculations for amplifier > 1 (d866015)

Performance

• attack-cooldown-tracker: gate sampler by API presence and use HashMap for stable caching (b605501)
• disable-enderpearl-cooldown: use HashMap and lazily drop expired cooldown entries (83ff726)
• fishing-rod-velocity: replace per-hook gravity tasks with single shared tick runner (5856bed)
• old-armour-durability: replace per-explosion suppression task with shared 1-tick expiry cleaner (c7932d6)
• old-player-regen: switch to tick-based interval tracking with shared counter task (4f8df3c)
• player-knockback: replace per-hit cleanup tasks with shared 1-tick expiry cleaner (9667ef5)
• shield-damage-reduction: replace per-hit fully-blocked cleanup tasks with shared 1-tick expiry cleaner (a18b1ef)
• sword-block: reduce amount of recurring tasks (a08b5b4)
• use one task to clear EDBEE map (11ec51b)

2.2.0 (2025-10-14)

Features

• add fallback sound reflection logic (1592dc2)

Bug Fixes

• ocm mode permissions (e2f0369), closes #818
• update checker versioning logic (8d88a49)
• use reflection for inventory view (462e536), closes #812

Documentation

• update issue templates (5927729)
• update issue templates (09fd3c5)
• use yaml issue forms (fc51924)

2.1.0 (2025-08-21)

Features

• compat with 1.21.8 enums (68c51ab)
• make config upgrader remove deprecated keys (e728374)
• remove deprecated modules (da3d5f0)

Bug Fixes

• check fishing knockback module enabled when reeling in (31e3877), closes #803
• disable attack sounds not working in >1.21 (b355322), closes #794
• ExceptionInInitialiserError in enchantment compat (b2379cc), closes #782
• improve sound packet compatibility (4ef28fb), closes #780
• null pointer in potion compat (b30e27d), closes #791
• unmentioned worlds modesets not allowed #792 (95c9446)

Refactoring

• improve fishing knockback cross-version compat (d119c9f)

2.0.4 (2024-10-28)

Bug Fixes

• avoid ghost items after sword block restore (822fb1f), closes #749
• don't prevent moving shield to chests in disable offhand module (b299df2)
• error when right clicking air while holding block in <1.13 (cbc0c4b), closes #754
• listen to dynamically loaded worlds for modesets (f5b59d7), closes #747
• resolve elytras always unequipped by removing out-of-scope module (07106e6), closes #725
• fix sword blocking shield ending up in inventory on world change (8aa3fa3), closes #753