4 layers285 × 94.6 mm

Open-source boards designed in KiCad by 4pplet on GitHub, from 3 repositories. A board’s address here is its repository’s there.


4pplet/EC-Pro-2
Open source replacement PCB kit for the HHKB Pro 2 keyboard.

4pplet/RF_R1_8-9Xu
Open source universal PCB for the Realforce R1 family of keyboards.

4pplet/EC-Pro-2
Open source replacement PCB kit for the HHKB Pro 2 keyboard.

4pplet/EC-Pro-2
Open source replacement PCB kit for the HHKB Pro 2 keyboard.