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

Module 5 Open Research Software And Open Source

by OpenScienceMOOC

Module 5: Open Research Software and Open Source

84 53MIT

EAGLE source

RF & wireless

RadioShield

by jgromes

Universal wireless communication shield for Arduino

68 10Custom

Phone Rtty Interface board, published by 4x1md

KiCad source

RF & wireless

Phone Rtty Interface

by 4x1md

AFSK interface for Android smartphones and tablets.

35 2MIT

c128 Mmu 256k Exp board, published by ytmytm

KiCad source

Retro computing

c128 Mmu 256k Exp

by ytmytm

C128 MMU 256K RAM expansion

26 2MIT

Browse by category

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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