Split 50 key keyboard - it is the largest keybad that fits within the 100mm x 100mm PCB size. Can be used together as a split keyboard or as a single 25 key macropad.
Keyboard Maintainer: QMK Community
Hardware Supported: 25 PCB
Hardware Availability: 25 project on 40% Keyboards
Make example for this keyboard (after setting up your build environment):