REFERENCE DESIGNS

Open hardware, with the files to prove it.

462 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

462

With a design page

462

KiCad projects

210

ESP8266 Tiny Door And Window Sensor

by 8n1

Battery powered door and window sensor with ultra low standby power. Arduino, ESP-12, Reed switch, ATtiny, LDO

173 32No license

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Microcontroller boards90 Keyboards & input devices63 Retro computing34 Audio & music31 Computers & FPGA31 Power & batteries30 Motor control & robotics30 Sensors & data acquisition28 Other boards28 Displays & LED27 RF & wireless24 Interfaces & adapters21 Test & measurement8 IoT & home automation7 Badges & art boards6 Automotive & vehicles3 Cameras & imaging1

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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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