2 layers70 × 56 mm

Pi eeprom programmer
andrewteall/pi-eeprom-programmer
A Raspberry Pi GPIO EEPROM reader and writer
4 parts20MIT-0
KiCad boards from 2 GitHub repositories tagged “raspberry-pi-gpio”, the most starred first; open any of them in PCBKit.

andrewteall/pi-eeprom-programmer
A Raspberry Pi GPIO EEPROM reader and writer

aresta/Rasp_latch_button
Mini HAT with a Push Button to Power the Raspberry Pi On and Off Safely, After the Shutdown Sequence Completes