REFERENCE DESIGNS

Open hardware, with the files to prove it.

362 published boards whose schematic and layout source is public — KiCad, EAGLE, Altium and EasyEDA projects you can read, fork and build on. Every entry links to the original repository and names its licence.

Boards indexed

362

With a design page

362

KiCad projects

163

Yatchy

by Szybet

A modular, hackable, improved watchy like watch

179 8No license

Displays & LED

esp32 hub75 Driver

by rorosaurus

A small, simple, passive driver for HUB75 based LED panels

126 16No license

Displays & LED

Flora ESP8266

by mcer12

ESP8266 WiFi VFD clock

102 14GPL-3.0

Displays & LED

Pcb ws2812 Wifi Controller

by klein0r

WiFi Controller for WS2812 LED Stripes

80 11MIT

ESP WiFiSwitch board, published by biohazardxxx

KiCad source

Displays & LED

ESP WiFiSwitch

by biohazardxxx

WiFi power switch using the ESP8266

55 19GPL-3.0

Displays & LED

Pcb ws2812 Ethernet Controller

by klein0r

Ethernet Controller for WS2812 LED Stripes

38 9MIT

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Microcontroller boards73 Keyboards & input devices54 Computers & FPGA30 Retro computing30 Displays & LED23 Audio & music22 Sensors & data acquisition21 Motor control & robotics21 Power & batteries20 RF & wireless20 Interfaces & adapters16 Other boards14 IoT & home automation6 Test & measurement5 Badges & art boards5 Automotive & vehicles1 Cameras & imaging1

Browse board families

ESP32ESP32 PCB design ArduinoArduino PCB design Raspberry Pi / RP2040Raspberry Pi PCB STM32STM32 PCB design Keyboard PCBkeyboard PCB design Power supplypower supply PCB design Battery chargerbattery charger PCB Motor controllermotor controller PCB Audio amplifieraudio amplifier PCB USB-CUSB-C PCB layout FPGAFPGA board design LoRaLoRa PCB design CAN busCAN bus PCB layout Dronedrone PCB design

Repository topics

Every project listed here belongs to its author and is linked to its original repository. Licences are read from the repository metadata and summarised for convenience — check the licence file in the project itself before you manufacture or redistribute a design. ProtoFlow does not host, mirror or verify these files. Index last rebuilt 2026-09-21.

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