This is the QMK Userspace for the Bastard Keyboards keymaps.
You can read how to compile your own keymap on the official docs here: https://docs.bastardkb.com/fw/compile-firmware.html.
Maintained keyboards/layouts in this repo:
qmk lint -kb bastardkb/charybdis/4x6 -km devoid
qmk compile -c -kb bastardkb/charybdis/4x6 -km devoid
see also