2 layers133.8 × 91.7 mm

Corney island
ceoloide/corney-island
An Ergogen-based, autogenerated version of foostan's crkbd (Corne) split keyboard
101 parts58MIT
KiCad boards from 2 GitHub repositories tagged “custom-keyboards”, the most starred first; open any of them in PCBKit.

ceoloide/corney-island
An Ergogen-based, autogenerated version of foostan's crkbd (Corne) split keyboard

naaeell/Mist65
mist65 is a minimalist designed keyboard with 65 layouts, also using a micro controller that is easy to obtain