Mods for 1.20.3

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

A modern shader pack loader for Minecraft intended to be compatible with existing OptiFine shader packs

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

Speed up immediate mode rendering in Minecraft

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

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

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

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

Optimization mod that focuses on things other than rendering

A mod to optimize the Minecraft networking stack

Reduces load times and adds fallbacks for languages

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

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

Fixes Minecraft bugs found on the bug tracker

A powerful, mod-friendly, FOSS client performance mod for NeoForge

Fixes gaps in Block Models and Item Models

A simple mod to fix various problems with packets, nbt and timeouts.

Allows you to play Minecraft in a borderless fullscreen window.

Makes resource packs load in the background, allowing you to do other things while waiting!

Reduce block entity FPS lag with almost no compromises, and improve their visuals

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

Yeet the laggy reversed DNS lookup for literal IP server addresses

Lets you return to the Title Screen early while your world is still saving in the background!

Shows a GUI after Minecraft crashes, immediately showing and analyzing all affected logs.