Open-source boards designed in KiCad by PRIMogEnitus on GitHub, from 4 repositories. A board’s address here is its repository’s there.
PRIMogEnitus/13A-Pro
13 Keys simple macropad
PRIMogEnitus/16A-Macropad
16-Keys Macropad
PRIMogEnitus/Fourty40
Ergo 40 keyboard
PRIMogEnitus/Macrotype-1
Macropad for work(maybe?)