Performance

A modern rendering engine for Minecraft which greatly improves performance

No-compromises game logic/server optimization mod

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

Memory usage optimizations

Sodium addon providing support for the Fabric Rendering API, based on Indigo

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

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

A mod to optimize the Minecraft networking stack

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

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

Clumps XP orbs together to reduce lag

Modifies how worlds are loaded to speed up loading times.

Improve Minecraft CPU scheduling

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

Speeds up entity animation calculations!

Launch at the speed of light.

A performance-enhancing client mod (based on Sodium) prioritizing reliability & mod compatibility

Unofficial Fork of CaffeineMC's "Sodium", made to work with FML

Render the GUI and screens at a lower framerate to speed up what's really important: the worldrendering.

Optimization mod that focuses on things other than rendering

Port of Sodium Extra to work with Embeddium/Rubidium on (Neo)Forge

A mod that aims to optimize the minecraft server.

No-compromises lighting engine optimization mod

Optimises worldgen performance for a better gameplay experience.

Improves client performance and play experience on large multiplayer servers.

An efficient and non-locational redstone dust implementation

Rewrites the light engine to fix lighting performance and lighting errors

Speed up the loading of your world.

A performance mod designed to optimize Minecraft's general performance and unofficial fork of Lithium mod for Minecraft Forge.

Client Side mod that optimizes entity's on the render thread. Fixes https://bugs.mojang.com/browse/MC-228976

Fix (some) Lag Spikes

Tweaks for Minecraft CPU scheduling and unofficial fork of Smooth Boot mod for Minecraft Forge 1.18.2+

A performance mod designed to optimize Minecraft's memory usage.

FoamFix is a mod designed to improve modded Minecraft memory usage using simple, targeted optimizations.

Reduces the memory usage of the game in more modded scenarios

Mod who gives a plus to Embeddium