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# Changelog All notable changes to this project will be documented in this file. The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). ## [v26.3.1-mc26.3.x] - 2026-09-20 ### Fixed - Fix `EndermanFabricMixin` name in Mixin config ## [v26.3.0-mc26.3.x] - 2026-09-20 ### Added - Rework biome modification API, most notably introducing `BiomeSelector`, `BiomeTransformer` and `AttributesContext` - Add `AbstractLootSubProvider`, `AbstractBlockLootSubProvider` and `AbstractEntityLootSubProvider` replacing `AbstractLootProvider` - Add `AbstractBrewingProvider` replacing `RegisterPotionBrewingMixesCallback` - Add `DataProviderBuilder` replacing `DataProviderHelper` on NeoForge - Add `SubmitArmWithItemCallback` replacing `RenderHandEvents` ### Changed - Update to Minecraft 26.3.x - Rework `AbstractAdvancementProvider` and `AbstractRecipeProvider` around `BootstrapContext` - Make `AbstractLanguageProvider` implement `TranslationBuilder` - Rework `DataProviderContext` methods - Rework `AbstractModPackResources` and `PackResourcesHelper` while introducing additional classes - Allow `RenderStateExtraData` to handle render states other than for entities - Rework `MutableBakedQuad`, removing NeoForge only method from the shared implementation surface - Deprecate and slim down `ShapesHelper` in favor of vanilla's shape rotation methods - Adjusted status bar heights registered via `GuiLayersContext` for changes in Fabric API - Rename `SimpleContainerImpl` as `ContainerTemplate` ### Fixed - Fix `AbstractTagAppender::addOptional` calling `add` instead of `addOptional` for its varargs overload ### Removed - Remove `AbstractDatapackRegistriesProvider` while moving all helper methods to `ContentRegistrationHelper` - Remove `RegistriesDataProvider` - Remove `DynamicPackResources` - Remove `GameRenderEvents` and `RenderBlockOverlayCallback` - Remove `GameplayContentContext::registerFuel` and `GameplayContentContext::registerCompostable` - Remove `ContentRegistrationHelper::registerContextKeySet` - Remove most of `ResourceKeyHelper`, while moving the remaining methods to `ContentRegistrationHelper` - Remove outdated trim support from `AbstractAtlasProvider` - Remove `CalculateLivingVisibilityCallback`