REFERENCE DESIGNS

Open hardware, with the files to prove it.

562 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

562

With a design page

562

KiCad projects

253

zeta256

by jmacarthur

The Zeta minimal Z80 toggle-switch computer

100 9Custom

KiCad source

Computers & FPGA

tsuraraGB

by rniwase

Nintendo Gameboy cartridge-shaped FPGA development board

16 5BSD-3-Clause

KiCad source

Displays & LED

rgb2ypbpr

by UzixLS

RGB to YPbPr converter

15 2MIT

Scart Megadrive 2 12v Cable board, published by KabukiFlux

KiCad source

Interfaces & adapters

Scart Megadrive 2 12v Cable

by KabukiFlux

PCB form Megadrive/Genesis 2 RGB minidin to Scart adapter with 12V DCDC boost (4:3 switching)

11 1MIT

Duplicanator Scart Duplicator board, published by KabukiFlux

KiCad source

Power & batteries

Duplicanator Scart Duplicator

by KabukiFlux

Duplicanator the Scart Duplicator

11 2MIT

Browse by category

Microcontroller boards107 Keyboards & input devices73 Power & batteries38 Other boards38 Audio & music37 Displays & LED37 Retro computing37 Sensors & data acquisition36 Motor control & robotics36 Computers & FPGA34 Interfaces & adapters28 RF & wireless26 Test & measurement10 IoT & home automation10 Badges & art boards8 Automotive & vehicles4 Cameras & imaging3

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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