1.21.1 Neoforge optimization

Memory usage optimizations

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

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

Improves performance by tweaking mob despawn rules. Say bye to pesky unintentional persistent mobs.

A mod that aims to optimize the minecraft server.

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

Performance improvements for vanilla AI, with the ability to turn off certain AI behaviors

Vanilla Worldgen optimization mod

Provides powerful network optimization capabilities for all mainstream systems.

A mod designed to improve the chunk performance of Minecraft.

Merge experience orbs and instant pickup experience orbs to reduce lag!