Java anticheat commonly used for detecting bedrock cheaters
Powerful solution for 1.7.10-1.8.9 based servers
NCP & UNCP are open-source anticheats commonly used by anarchy servers
Modified Grim fork with heuristics
Premium anticheat solution with multiple plans
Free & Paid anticheat for older and modern versions
Cheap 1.8-1.21.11 anticheat with various checks
Cloud based simulation anticheat with close to zero bypasses. Not so good for modern yet.
Free simulation based anticheat with barely any bypasses