
Passive2-rpi non standard adapter
hzeller/rpi-rgb-led-matrix
Controlling up to three chains of 64x64, 32x32, 16x32 or similar RGB LED displays using Raspberry Pi GPIO
KiCad boards from 18 GitHub repositories tagged “gpio”, the most starred first; open any of them in PCBKit.

hzeller/rpi-rgb-led-matrix
Controlling up to three chains of 64x64, 32x32, 16x32 or similar RGB LED displays using Raspberry Pi GPIO

moonbuggy/Orange-Pi-Zero-GPS-NTP
An Orange Pi Zero GPS disciplined NTP server, with an SPI TFT display.



Geraffel-Village/Beernary
Hard- & software stack for authentication, authorization and accounting of your private beer tap via RFID tokens. Created by the Geraffel gang, it runs reliably on very simple and cheap hardware.


sudermanjr/led-controller
Golang Code, Image Builder, and PCB for a Pi-ZeroW NeoPixel Controller


eddyem/ARMsingleboard
Something for singleboard PC (Orange Pi Zero1/2 etc): I2C, SPI etc.

moonbuggy/GPIO-power-switch
A low-side MOSFET switch controlled by a button and GPIO signals



mtrudel/rpi-breakout
A simple Raspberry Pi pHAT to break out common interfaces & GPIO

Ajimaru/pihole-display
OLED status display for Pi-hole and Unbound on a BeagleBone Black, with hardware buttons and a web UI.

ckuhtz/picise
Prototype for a time / location GNSS accessory for a Raspberry Pi 40-pin GPIO.

itsjeanxx12/QuadMotorHAT
A custom Raspberry Pi HAT for controlling four DC motors with simple Python control.

pozsarzs/mm8d-hw
Hardware of MM8D central controlling and remote monitoring device for growing house

SimulatedFlow/kicad-board-2026-07-16-bluepill-io-carrier
STM32 Bluepill IO carrier board - breakout / baseboard with screw terminals, relay and GPIO headers. Hand-solderable THT, bare PCB. KiCad source files.

hzeller/rpi-rgb-led-matrix
Controlling up to three chains of 64x64, 32x32, 16x32 or similar RGB LED displays using Raspberry Pi GPIO





eddyem/ARMsingleboard
Something for singleboard PC (Orange Pi Zero1/2 etc): I2C, SPI etc.