Looking to Level Up +1 Your Players' Experience?


Try Grim Anticheat For Minecraft Java Edition (1.8-1.21)

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Open Source


Rather than relying on bypassable tricks, Grim Anticheat simulates the client and does calculations using cold, hard math. All the checks run on netty threads, ensuring a seamless and lag-free experience.
Supports Folia & MultiPaper.

What Makes GrimAC Different?


Grim accounts for every change across different versions of Minecraft. We proudly support all versions from 1.8 to 1.21.
  • Asynchronous movement processing
  • Real multi-threading
  • Efficient world replication through packet compression
  • Highly efficient, small performance overhead
  • Ground-breakingly precise player movement replication
  • Lag compensation for all player interactions
Our advanced system ensures a seamless and lag-free experience, allowing you to scale to any size.

Where to Download?


SpigotMC HangarMC