2 layers70 × 151 mm
Dm50
xavierbasc/dm50
DM50 is a cheap, powerful, easy to build, open source hardware, and high precision calculator.
131 parts38GPL-3.0
Open
9 boardsKiCad boards from 8 GitHub repositories tagged “open”, the most starred first; open any of them in PCBKit.
- 2 layers50 × 30 mm
TapeDispenser
stephenjdc/TapeDispenser
An open-source recreation of the "Welcome to Kilnettle" tape dispenser from Father Ted.
15 parts21 - 4 layers22.9 × 54.6 mm
- 2 layers110 × 82.5 mm
Octoserial
superna9999/octoserial
USB High-Speed to 8x RS-232 TTL level with the CH348Q IC.
39 parts5Apache-2.0 - 4 layers65 × 40 mm
HEXBERRY V-20Q100
logitiles/HEXBERRY-V-20Q100-0.91
Open Hardware FPGA platform
195 parts4CERN-OHL-S-2.0 - 2 layers5.5 × 35 mm
LM75A PROBE PCB
galopago/i2c-temp-probe-pcb
Small circuit board, designed to be installed inside a metal tube or thermowell.
13 parts1MIT - 4 layers33 × 13.6 mm
- 6 layers73.8 × 77.8 mm
ThumbWars Example Template
BeeEvolved/ThumbWars
Thumb Wars: A Open-Source Bitcoin Miner Hardware Competition
2 partsGPL-3.0 - 2 layers4 × 35 mm
PCT2075 PROBE PCB
galopago/i2c-temp-probe-pcb
Small circuit board, designed to be installed inside a metal tube or thermowell.
11 parts1MIT