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Lithium (Fabric/NeoForge)

An optimization mod for Minecraft which improves server performance significantly.

File Details
DownloadInstall

Lithium mc1.21.11-0.21.0 for Fabric

By2No2Name
  • R
  • Dec 9, 2025
  • 840.19 KB
  • 73.9K
  • 1.21.11
  • Fabric + 1

File Name

lithium-fabric-0.21.0+mc1.21.11.jar

Supported Versions

  • 1.21.11

Curse Maven Snippet

Fabric

modImplementation "curse.maven:lithium-360438:7313048"

Quilt

modImplementation "curse.maven:lithium-360438:7313048"
Curse Maven does not yet support mods that have disabled 3rd party sharing

Learn more about Curse Maven

Lithium 0.21.0 is the first release for Minecraft 1.21.11.

Make sure to take a backup of your world before using the mod and please report any bugs and mod compatibility issues at the issue tracker. You can check the description of each optimization and how to disable it when encountering a problem.

Changes

  • Improvements to multiple POI search methods

Fixes

  • Find POI in the same order as vanilla in all cases
  • Incorrect visual explosion sizes due to multiple explosion rays hitting the same air block multiple times