SMP

Lightweight and modular API providing common hooks and intercompatibility measures utilized by mods using the Fabric toolchain.

Shows information about what you are looking at. (Hwyla/Waila fork for Minecraft 1.16+)

NeoForge's & Forge's config systems provided to other modding ecosystems. Designed for a multiloader architecture.

Why is it called Puzzles? That's the puzzle.

Makes chat unreportable (where possible)

Enchanting tables as they always should have been! Items stay after closing, and easy re-rolls.

Allows players to temporarily mark locations and entities