- Added BlueprintTrims, an API for adding Trim Materials, Trim Patterns, and Trimmable Armor in a compatible way
- Added BlueprintBlockStateProvider, BlueprintItemModelProvider, BlueprintRecipeProvider, and BlueprintLanguageProvider for some baseline datagen utils
- Reworked Blueprint's system for adding new Rabbit variants
- Implemented EggLayer interface to help mods integrate their egg laying animals together better
- Added various tags to help categorize some blocks, items, and damage types
- Simplified Remolder pack targeting
- Added BlockSetType registry helper
- Fixed issues with Chiseled Bookshelves
- Added a better paletted permutations system that uses a directory
- Added some registry helper method overloads for boats and chests
- Added Chiseled Bookshelves to property util
- Added support for mob heads in CustomNoteBlock instruments