Traben

Emissive, Random & Custom texture support for entities in resourcepacks just like Optifine but for Fabric

EMF is an, OptiFine format, Custom Entity Model replacement mod available for Fabric and Forge.

Allows for entity sound variation using OptiFine format property rules

Gives mobs collisions & interactions like blocks.

Gives fluids realistic flowing physics, making them mostly finite. With various settings for performance, visuals, and gameplay interaction.

A mod allowing the exploration & exporting of all the resources & packs available to Minecraft, as it sees them.

Lets arrows stick into most mobs, not just players.