Karabiner Elements is a keymap customizer for MacOS. It can be used to customize key layouts for built-in Macbook keyboards and other keyboards whose firmwares cannot be remapped e.g. using qmk (although, find my qmk fork here).

Karabiner Elements stores and reads its backend files from .config/karabiner. To copy this repository to your settings, clone this repo to .config/karabiner.