FLockClient - Client


FLockClient is a small and simple tool to force players to use the server defined .jar, It might be useful to modded server and also can work to prevent hacked clients, forcing all the players to use a clean .jar.

This modification is parte of the main plugin available here.


  • Highly Configurable
  • Random security keys
  • Multiples clients
  • Force player to use a defined client
  • Permissions to each client
  • more


  1. Download the FLockClient.zip file
  2. Extract the file and put inside minecraft.jar
  3. Delete META-INF
  4. Done


This modification was tested with:

  • Optifine
  • Rei's Minimap

Know Bugs

  • Let me know if you find any!