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LagFixer⚡️Best Performance Solution! 3000+ servers! ✅ Lightweight and asynchronous!

Optimize your server by reducing entity lag, cleaning up the world and more!
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LagFixer-1.7.1.jar

File nameLagFixer-1.7.1.jar
Uploader
lajcziklajczik
Uploaded
Aug 16, 2026
Downloads
148
Size
1.9 MB
File ID
8662418
Type
R
Release
Supported game versions
  • 26.2
  • 26.1.2
  • 26.1.1
  • 26.1
  • 1.21.5-Snapshot
  • 1.21.11
  • 1.21.10
  • 1.21.9
  • 1.21.8
  • 1.21.7
  • 1.21.6
  • 1.21.5
  • 1.21.4
  • 1.21.3
  • 1.21.2
  • 1.21.1
  • 1.21
  • 1.20.3-Snapshot
  • 1.20.5-Snapshot
  • 1.20.6
  • 1.20.5
  • 1.20.4
  • 1.20.3
  • 1.20.2
  • 1.20.1
  • 1.20
  • 1.19.4
  • 1.19.3
  • 1.19.2
  • 1.19.1
  • 1.19
  • 1.18.2
  • 1.18.1
  • 1.18
  • 1.17
  • 1.16
  • 1.15
  • 1.14
  • 1.13
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What's new

  • Added logger filter to hide error: Cannot invoke "net.minecraft.world.entity.ai.goal.WrappedGoal.isRunning()" because "goal" is null
  • Updated oshi-core to latest version
  • Optimized WorldCleaner (limited the creation of the ItemStack)

This mod has no additional files