Although, we aren't quite at the 1.20.x stage yet. Right now, CheatBreakerX is in development. The versions being currently worked on include 1.8.9, 1.9.4, 1.10.2, 1.11.2, 1.12.2 and 1.14.4 - though ...

This mod is a GUI library to ease the process of creating GUIs. Backported from 1.12.2 ModularUI. Requires GTNHMixins to work. This mod is under LGPL-3 license.