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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/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). ## [v21.1.62-mc1.21.1] - 2026-09-29 ### Fixed - Always rebind mutable capability components on retrieval to fix desync issues ## [v21.1.61-mc1.21.1] - 2026-09-13 ### Added - Backport `MutableBakedQuad` - Backport `QuadCollection` - Add some required `QuadUtils` helpers ## [v21.1.60-mc1.21.1] - 2026-09-07 ### Added - Backport `ColorCollection` - Backport `VariantUtils` - Backport `ProjectileHelper` - Backport `EntityHelper::dropFromGiftLootTable` & `EntityHelper::dropFromShearingLootTable` ## [v21.1.59-mc1.21.1] - 2026-09-06 ### Added - Backport `ServerResourcesLoadCallback` & `ClientTagsUpdatedCallback` ## [v21.1.58-mc1.21.1] - 2026-09-05 ### Added - Backport `BlockStateResolverContext` - Backport `AbstractMenuSelectionList` ## [v21.1.57-mc1.21.1] - 2026-09-02 ### Added - Backport updated `RangedSliderButton` ## [v21.1.56-mc1.21.1] - 2026-08-31 ### Added - Backport modern `ParticleProvider` - Backport `TrimPatternBuilder` - Backport `RegistryManager::registerCreativeModeTab` ### Changed - Delay setting up handshake payloads to avoid registering `IModBusEvents` too early on NeoForge - Set spawn cost in `SpawnerDataBuilder` ## [v21.1.55-mc1.21.1] - 2026-08-13 ### Added - Backport modern vanilla input classes (most importantly `InputWithModifiers`) - Backport modern `SimpleJsonResourceReloadListener` - Backport modern `DataProvider` methods - Backport `AbstractWidgetsContainerScreen` - Backport updated `ScreenOpeningCallback` - Backport updated `GuiGraphicsHelper` ### Changed - Update `EventResult#value` type ## [v21.1.54-mc1.21.1] - 2026-07-02 ### Changed - Ship an access transformer instead of a class tweaker file for backwards compatibility on Fabric ## [v21.1.53-mc1.21.1] - 2026-07-01 ### Changed - Use Multiloader Convention Plugins v1.1 ## [v21.1.52-mc1.21.1] - 2026-06-15 ### Fixed - Fix `NetworkingHelper::hasChannel` not checking `Connection::isConnected` on NeoForge ## [v21.1.51-mc1.21.1] - 2026-05-30 ### Changed - Make registry syncing more lenient for vanilla clients on Fabric ### Fixed - Fix crash when trying to open a config screen for a config which is not loaded ## [v21.1.50-mc1.21.1] - 2026-05-28 ### Changed - Support registering stripple blocks without an `axis` property on Fabric ## [v21.1.49-mc1.21.1] - 2026-05-27 ### Fixed - Fix wrong sign type being passed to the `BlockSetVariant#HANGING_SIGN` item ## [v21.1.48-mc1.21.1] - 2026-05-27 ### Added - Backport `ChunkSectionLayer` from Minecraft 1.21.11 - Backport missing `BlockSetFamily` related methods in `AbstractRecipeProvider` & `AbstractTagProvider` ## [v21.1.47-mc1.21.1] - 2026-05-26 ### Added - Backport `BlockSetFamily` - Backport `BlockSetVariant` - Backport `ClientBlockSetFamily` ### Fixed - Fix `RenderTypeHelper::getRenderType` not calling the proper method on NeoForge ## [v21.1.46-mc1.21.1] - 2026-05-23 ### Fixed - Fix wrong `MeshDefinition` parameter in `LayerDefinition::create` ## [v21.1.45-mc1.21.1] - 2026-05-23 ### Added - Backport `ModelAndTexture` from Minecraft 26.1 - Backport `ClientAsset` from Minecraft 26.1 - Backport `LateBoundIdMapper` from Minecraft 26.1 - Backport `SpecialModelRenderer` from Minecraft 26.1 - Backport some codecs in `CodecExtras` from Minecraft 26.1 ### Fixed - Make sure our custom `LayerDefinition` stores a custom `MeshDefinition`, not the vanilla variant ## [v21.1.44-mc1.21.1] - 2026-05-21 ### Added - Backport updated `AbstractTagAppender` ### Fixed - Fix tag generation failing when including tags from other namespaces ## [v21.1.43-mc1.21.1] - 2026-05-21 ### Added - Add `TransformingForwardingList` - Add some helper methods to `ShapesHelper` - Add some helper methods to `AbstractRecipeProvider` ## [v21.1.42-mc1.21.1] - 2026-05-20 ### Added - Add custom `LayerDefinition` from Minecraft 26.1 ### Changed - Backport internal development tools ### Fixed - Fix custom `PartDefinition` `ClassCastException` ## [v21.1.41-mc1.21.1] - 2026-05-19 ### Added - Add `DataAttachmentType::remove` - Backport `EntityDamageImmunityCallback` - Backport `StopSleepInBedCallback` - Backport `ServerEntityEvents`, deprecating `ServerEntityLevelEvents` - Backport `ConfigHolder::registerConfigurationScreen` - Backport `ContainerMenuHelper::openMenu` - Backport `TickingBlockEntity::clientTick` and `TickingBlockEntity::serverTick` methods with additional context ### Changed - Replace internal `ConfigurationScreen` with a custom version which also handles translations among other things - Backport attachment syncing - Backport updated `ComponentHelper` & `StyleCombiningCharSink` ### Removed - Remove `ConfigTranslationsManager`, translations are now handled directly on the config screen ### Fixed - Fix `EventResultHolder` not accepting a `null` value - Fix config lists not being allowed empty in some cases ## [v21.1.40-mc1.21.1] - 2025-12-09 ### Changed - Major backport of many features from Puzzles Lib for Minecraft 1.21.10 ## [v21.1.39-mc1.21.1] - 2025-10-23 ### Changed - Add access widener for `CreativeModeInventoryScreen$SlotWrapper` ## [v21.1.38-mc1.21.1] - 2025-08-11 ### Added - Add `PackRepositorySourcesContext::registerBuiltInPack` - Support built-in packs in `DataProviderHelper` ## [v21.1.37-mc1.21.1] - 2025-08-05 ### Fixed - Fix `ShieldBlockCallback` being called even when not actively blocking on NeoForge ## [v21.1.36-mc1.21.1] - 2025-05-04 ### Changed - Allow `DataProviderHelper` to support `RegistrySetBuilder` ## [v21.1.35-mc1.21.1] - 2025-05-04 ### Removed - Remove unused breathing and drowning event implementations on Fabric to improve compatibility with Lunar Client ## [v21.1.34-mc1.21.1] - 2025-04-25 ### Changed - Improve compatibility with other mods injecting into the `Gui` class on Fabric ## [v21.1.33-mc1.21.1] - 2025-03-16 ### Fixed - Fix `ModelPart$Vertex` & `ModelPart$Polygon` being inaccessible on NeoForge ## [v21.1.32-mc1.21.1] - 2025-03-14 ### Changed - Add a bunch of safety checks for casting in event invokers ## [v21.1.31-mc1.21.1] - 2025-03-13 ### Added - Add `ModConstructor::onRegisterGameplayContent` - Add `ModelLocationHelper` & `ModelTemplateHelper` - Add `ResourceKeyHelper` - Add `AbstractDatapackRegistriesProvider` ## [v21.1.30-mc1.21.1] - 2025-03-11 ### Fixed - Fix a rare start-up crash when registering generated config translations on NeoForge ## [v21.1.29-mc1.21.1] - 2025-03-09 ### Fixed - Fix CommonAbstractions::hasChannel crashing for invalid players on NeoForge ## [v21.1.28-mc1.21.1] - 2025-02-25 ### Added - Backport new block, item and creative mode tab registration methods to `RegistryManager` - Backport `CompostableBlocksContext` ### Changed - Update `FabricEventFactory` to handle faulty return values more leniently ## [v21.1.27-mc1.21.1] - 2025-01-17 ### Fixed - Fix network packets executing with one tick delay on Fabric ## [v21.1.26-mc1.21.1] - 2025-01-16 ### Changed - Allow setting empty lines for `TooltipBuilder` to prevent the tooltip from drawing ### Fixed - Fix unable to set a new widget tooltip using vanilla methods when `TooltipBuilder` has been used for the widget ## [v21.1.25-mc1.21.1] - 2025-01-10 ### Fixed - Avoid unnecessarily high memory usage from holding on to top level model locations after model events have completed - Wrap `BlockStateModelLoader` in a `WeakReference` to avoid holding on to it when it is no longer needed ## [v21.1.24-mc1.21.1] - 2024-12-22 ### Changed - Adjust `RangedSliderButton` implementation to no longer require an access widener to help compatibility with the [Cloth Config](https://modrinth.com/mod/cloth-config) mod ## [v21.1.23-mc1.21.1] - 2024-10-24 ### Changed - Support using `AbstractTagAppender` as string list builder ## [v21.1.22-mc1.21.1] - 2024-10-22 ### Added - Add `ChangeEntitySizeCallback` - Add `RegistryManager::registerAttribute` ### Changed - Expand `LivingEntityRenderLayersContext` with some additional methods ## [v21.1.21-mc1.21.1] - 2024-10-10 ### Changed - Allow `PlayerSet` to handle a provided client level more leniently ## [v21.1.20-mc1.21.1] - 2024-10-10 ### Added - Add `CommonAbstractions::getPartEntityParent` ### Fixed - Fix removed data attachments failing to synchronize to clients ## [v21.1.19-mc1.21.1] - 2024-10-05 ### Changed - Replace `ClientParticleTypes` with `ClientParticleHelper` ## [v21.1.18-mc1.21.1] - 2024-10-04 ### Changed - Add more helper methods to `GuiGraphicsHelper` ### Fixed - Fix `DynamicPackResources` failing to generate some resources ## [v21.1.17-mc1.21.1] - 2024-10-01 ### Added - Add `ClientAbstractions::hasChannel` & `CommonAbstractions::hasChannel` ### Changed - Network messages are no longer sent to clients & servers that do not understand them ## [v21.1.16-mc1.21.1] - 2024-09-30 ### Changed - `RenderGuiLayerEvents` no longer fire when the hud is hidden via `F1` ## [v21.1.15-mc1.21.1] - 2024-09-30 ### Changed - Slight `RenderGuiEvents` adjustments ### Fixed - Fix some gui layers from other mods failing to render ## [v21.1.14-mc1.21.1] - 2024-09-29 ### Added - Add `RenderGuiEvents`, replacing `RenderGuiCallback` ## [v21.1.13-mc1.21.1] - 2024-09-29 ### Changed - Overhaul `RenderGuiLayerEvents` implementation on Fabric ## [v21.1.12-mc1.21.1] - 2024-09-29 ### Added - Add `NeoForgeCapabilityHelper::registerItemContainer` - Add `GuiGraphicsHelper::blitTiledSprite` - Add a bunch of helper methods to `ClientAbstractions` for handling `Gui#leftHeight` & `Gui#rightHeight` ### Changed - Minor `ConfigTranslationsManager` improvements ### Removed - Remove `ModLoaderEnvironment::getObjectShareAccess` ## [v21.1.11-mc1.21.1] - 2024-09-25 ### Added - Add `CodecExtras` - Add some helper methods to `ItemModelDisplayOverrides` - Add enum helpers to `ExtraStreamCodecs` - Add some helper methods to `CreativeModeTabConfigurator` - Add helper methods to `ShapesHelper` for rotating shapes horizontally ### Changed - Allow for compatibility with Minecraft 1.21 on Fabric if enabled via [dependency overrides](https://fabricmc.net/wiki/tutorial:dependency_overrides) - Allow `RegistryManager::registerBlockItem` to take an `Item$Properties` supplier ### Fixed - Fix `RenderHighlightCallback` crashing on NeoForge ## [v21.1.10-mc1.21.1] - 2024-09-20 ### Changed - Allow `ItemModelDisplayOverrides` to accept both `ResourceLocation` as well as `ModelResourceLocation` ## [v21.1.9-mc1.21.1] - 2024-09-18 ### Added - Add `TooltipBuilder::setTooltipLineProcessor` ## [v21.1.8-mc1.21.1] - 2024-09-18 ### Changed - Pass original `ClientTooltipPositioner` to tooltip positioner factory in `TooltipBuilder` ## [v21.1.7-mc1.21.1] - 2024-09-17 ### Fixed - Fix `LivingDropsCallback` failing to capture player drops on Fabric - Fix some keybinds failing to trigger properly on Fabric ## [v21.1.6-mc1.21.1] - 2024-09-17 ### Changed - Overhaul `AbstractRegistriesDatapackGenerator` so that generated registry values can be used in other data providers ## [v21.1.5-mc1.21.1] - 2024-09-16 ### Added - Add new data attachment api ### Changed - Revert codec support for capabilities, use attachments for that - Rename `PlayerSet::notify` to `PlayerSet::broadcast` ## [v21.1.4-mc1.21.1] - 2024-09-14 ### Changed - Support codecs for capabilities - Simplify `ModelLayerFactory` implementation ## [v21.1.3-mc1.21.1] - 2024-09-13 ### Added - Add `ScreenSkipper` - Add `GsonCodecHelper` - Add `TagFactory` ## [v21.1.2-mc1.21.1] - 2024-09-12 ### Added - Add `RegistryManager::registerTrimMaterial` and `RegistryManager::registerLootTable` ## [v21.1.1-mc1.21.1] - 2024-09-11 ### Added - Add `RegistryManager::registerDataComponentType` ### Changed - Minor updates for `ConfigTranslationsManager` - Hide some annoying toast messages in development environments ### Removed - Remove `BlockEntityHelper` ## [v21.1.0-mc1.21.1] - 2024-09-10 - Port to Minecraft 1.21.1