2 layers58.4 × 50.8 mm

ZaxCart
jsanpe/ZaxCart
A kicad implementation of a C64 cartridge with potential to be used as a Super Zaxxon compatible cart
8 parts7MIT
KiCad boards from 1 GitHub repository tagged “zaxxon”, the most starred first; open any of them in PCBKit.

jsanpe/ZaxCart
A kicad implementation of a C64 cartridge with potential to be used as a Super Zaxxon compatible cart