REFERENCE DESIGNS

Open hardware, with the files to prove it.

637 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

637

With a design page

637

KiCad projects

289

candleLight

by HubertD

stm32f0 usb can adapter (KiCAD)

397 159Custom

Microcontroller boards

OtterPill

by Jana-Marie

stm32f072 dev board with arduino nano alike pinout

162 20Custom

Keyboards & input devices

le Chiffre Keyboard stm32

by sporkus

Le Chiffre keyboard pcb with stm32F072

53 7CERN-OHL-W-2.0

Keyboards & input devices

Cherish 75

by parkergrt

75% Gasket Mechanical Keyboard Powered by QMK & VIA

52 13MIT

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Microcontroller boards123 Keyboards & input devices83 Retro computing44 Sensors & data acquisition42 Power & batteries42 Audio & music42 Displays & LED42 Other boards41 Motor control & robotics39 Computers & FPGA39 Interfaces & adapters33 RF & wireless30 IoT & home automation11 Test & measurement10 Badges & art boards9 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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