Mega Optimization mod list 1.21.4

A high-performance rendering engine replacement for Minecraft, which greatly improves frame rates and reduces micro-stutter.

Memory usage optimizations

No-compromises game logic optimization mod, useful for both single-player games and multi-player servers.

Speed up immediate mode rendering in Minecraft

Optimization mod that focuses on things other than rendering

A mod to optimize the Minecraft networking stack

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

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

Optimises worldgen performance for a better gameplay experience.

A Fabric mod based on Starlight that improves the performance of light updates in Minecraft.

Speed up your world loading by removing unneeded chunks.

Fast nvidia only rendering engine for sodium

Fixes a bug where boats can be destroyed while falling on specific heights.

Simple mod that ignores the visual acknowledgment packets for crouching because it desyncs and makes the player crouch twice on the client end.