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

MyKiCad

by CRImier

My KiCad boards. Can't be bothered uploading individually anymore, so here you go.

253 33GPL-3.0

Eurorack Pcbs board, published by nickajeglin

KiCad source

Audio & music

Eurorack Pcbs

by nickajeglin

A collection of easy to solder DIY eurorack PCB's

207 14No license

rc2014 ym2149 board, published by electrified

KiCad source

Retro computing

rc2014 ym2149

by electrified

KiCad schematics and gerbers for a YM sound card for the RC2014. See it in action here: https://www.youtube.com/watch?v=-iLwi9FagFE

78 17Custom

KiCad source

Keyboards & input devices

KiCAD Keyboard Tutorial

by BathroomEpiphanies

Tutorial on making keyboard PCB layouts in KiCAD

74 12MIT

KiCad source

Badges & art boards

PCB Design

by embeddedalpha

Repository for PCB Design Projects

73 23MIT

nonSNES board, published by stonedDiscord

KiCad source

Retro computing

nonSNES

by stonedDiscord

Super Nintendo Entertainment System PAL schematic and board layout

64 6GPL-3.0

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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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