GUIMaker [1.8 - 1.13.2] | SpigotMC - High Performance Minecraft
GUI Hack PE Addon | Minecraft PE Mods & Addons
GUI Creator, make GUIs in a GUI : SoggyMustache's GUI Creator - Minecraft Tools - Mapping and Modding: Java Edition - Minecraft Forum - Minecraft Forum
How to modify Minecraft the easy way with TypeScript