A modern rendering engine for Minecraft which greatly improves performance

A modern shaders mod for Minecraft intended to be compatible with existing OptiFine shader packs

No-compromises game logic/server optimization mod

Using async path-tracing to hide Block-/Entities that are not visible

Memory usage optimizations

A Sodium addon that adds features that shouldn't be in Sodium.

Speed up immediate mode rendering in Minecraft

A mod that fixes random memory leaks for both the client and server

Reduce resource usage while Minecraft is in the background or idle.

Makes the game boot faster by deferring non-essential initialization

Rewrites the light engine to fix lighting performance and lighting errors

A mod that changes how multiple types of culling are handled in order to improve performance

All-in-one mod that improves performance, reduces memory usage, and fixes many bugs. Compatible with all your favorite performance mods!

A mod to optimize the Minecraft networking stack

Fixes Minecraft bugs found on the bug tracker

Reduce FPS lag with block entities, as well as customize them with resource packs

A Fabric mod designed to improve the chunk performance of Minecraft.

Reduces load times and adds fallbacks for languages

Fixes gaps in Block Models and Item Models

Modifies how worlds are loaded to speed up loading times.