Here one will find VGA boards, Wiring Boards and more Hats.

• Raspi-Sound-Hat
• Raspi-PD Control Hat
• Raspberry Pi VGA-Board
• Raspberry Basic Hat
• Raspberry GPIO Board

and some Duino Hats if one need some more analog and digital in- and outputs.

• Paper-Duino-Hat
• Paper-Duino-Pi (with auto reset)
• Paper-Duino-Pi 168 (older version without auto reset)

These Boards were designed by Wolfgang Spahn 2012-20.
They are licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.