REFERENCE DESIGNS

Open hardware, with the files to prove it.

712 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

712

With a design page

712

KiCad projects

324

DonCon2040

by ravinrabbid

RP2040 based firmware and hardware for DIY Taiko no Tatsujin Drum Controllers

64 9MIT

Interfaces & adapters

Jds 040 Usb C

by DoganM95

Custom pcb to replace Dualshock 4's micro b port with usb c (PD compatible)

28 0MIT

Interfaces & adapters

RPSX

by mcer12

CM4 based replacement motherboard for PSX (PS1 Slim), featuring USB-C, HDMI, wifi, working front panel dualshock ports and even working DVD drive.

18 1GPL-3.0

ds4 Ext Charger board, published by carlansell94

KiCad source

Power & batteries

ds4 Ext Charger

by carlansell94

Charge your Dualshock 4 using the EXT port with this board.

18 2GPL-3.0

Browse by category

Microcontroller boards139 Keyboards & input devices89 Retro computing51 Power & batteries50 Sensors & data acquisition48 Displays & LED48 Audio & music47 Other boards46 Motor control & robotics42 Computers & FPGA41 Interfaces & adapters37 RF & wireless33 Test & measurement12 IoT & home automation12 Badges & art boards10 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.

Loading…