MLua

MLua 0.3.0 Changelog

Multi-loader support

• Added Fabric support for Minecraft 1.20.1 and 1.21.1.
• Added NeoForge 1.21.1 support.
• Improved Forge 1.20.1 and 1.21.1 compatibility.
• Added loader-neutral mapping and Java bridge contracts.
• Added shared loader packaging conventions.
• Fixed NeoForge transformer and runtime mixin loading.
• Added loader metadata:
  • RunService.Loader
  • RunService.Version
  • RunService.MluaVersion
  • RunService.IsForge
  • RunService.IsFabric
  • RunService.IsNeoForge

Java and mixins

• Added Java class viewer/introspection.
• Added Java service access from Lua mixins.
• Added CallOriginal() support for Lua overwrites.
• Improved mixin cancellation, overrides, retransforms, and error handling.
• Added runtime mixin support across Forge, NeoForge, and Fabric.

Rendering and models

• Added in-game class inspection and render controls.
• Added RenderService:CreateMesh().
• Added .bbmodel loading.
• Added BBModel format/version metadata.
• Added BBModel textures, cubes, bones, and animations.
• Added BBModel animation playback controls.
• Added entity-following model rendering.
• Added player model replacement:
  • Player:LoadModel()
  • Player:ResetModel()
• Resetting a player model restores Minecraft’s default animation path.

Animation system

• Added animation priorities, easing styles, and easing directions.
• Added keyframes, bone poses, animation tracks, and animation controllers.
• Added animation networking and synchronization.
• Added humanoid/player model pose mixins.
• Added armor-layer pose support.
• Added CFrame-driven viewmodel transforms.
• Added animation track events and fade support.

Java API and services

• Improved Java bridge overload resolution.
• Added class inspection and method discovery.
• Added persistent and synced entity data access.
• Improved reflective service property behavior.
• Added Java service contracts usable from Lua.

VS Code extension

• Released the MLua VS Code extension at version 0.3.0.
• Improved Lua API completion and generated typings.
• Added more Minecraft class and method information.
• Added RunService, rendering, animation, mixin, and Java-service definitions.
• Improved documentation and API synchronization.

Gameplay and API improvements

• Added projectile entity registration.
• Added scripted mob effects and potion registration.
• Added item/block registry improvements.
• Added equipment, inventory, attributes, loot tables, and NBT helpers.
• Added client-side command callbacks.
• Improved reload behavior in multiplayer.
• Improved networking, coroutine scheduling, and script lifecycle cleanup.