WX AntiCheat is an advanced anticheat system for FiveM that's made to be affordable, but most importantly: functional. Offering stability, security and no subscriptions! Pay once, keep forever. Starting at 19,99$

This version of the script is open source.

More Info on CFX.Re Forum page or in README after purchasing

Unlocked Version - Doesn't use FiveM's escrow system (Source code accessible)