6 layers44 × 118 mm
3210retro test
DasBasti/NokiaRetroFit
Retrofitting a Nokia 3210 with modern Processor
195 parts9Apache-2.0
Open-source KiCad boards
159 match “SL-RU”Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.
- 2 layers136.5 × 31 mm
- 2 layers125.5 × 71.3 mm
Pico gc
SimpleControllers/pico-gc
This project is based on the PhobGCC https://github.com/PhobGCC/PhobGCC-HW.
53 parts8 - 2 layers82.7 × 30.5 mm
CH32Console
max7d3/CH32V003-MiniGameConsole
Despite memory limitations, it runs games with full 16-bit color\ graphics at 30 FPS (It can technically hit 60 FPS in all example games, but I designed them for 30, so I locked it there.) It supports either terminal…
37 parts7Apache-2.0 - 2 layers320.7 × 158.3 mm
Quanta75 BareRP2040 JLCPCBAoptimized
obsilab/Quanta75
Custom 75% keyboard (currently ISO layout only)
276 parts6CERN-OHL-P-2.0 - 4 layers115 × 55 mm
Roamr motors
uw-roamr/roamr
turn your phone into a robot running SLAM with two motors, two control boards, and a bluetooth chip
110 parts6 - 2 layers70 × 80 mm
Cat mouse
liebman/cat-mouse
Simple autonomous differential drive rover with LIDAR in RUST using an ESP32s3.
33 parts4MIT - 6 layers313 × 259.5 mm
Open8-vga motherboard
adham404/Open8-VGA
An 8-bit computer from 74HC logic: microcoded CPU, VGA, PS/2, on-board editor and assembler. Play it in your browser.
322 parts3MIT - 6 layers54 × 67 mm
CW308T to cardedge
therealdreg/abductor
Adapter board that lets CW312-format targets run on the ChipWhisperer CW308 UFO, bridging the UFO target socket to a CW312 card-edge slot.
7 parts3MIT - 4 layers85 × 56 mm
Amr stm32 kicad
hongtannnn/amr_stm32
AMR Hardware & PCB Design: Low-level controller board and hardware system (STM32 / KiCad) engineered as the foundation for future ROS 2, SLAM, and autonomous navigation integration.
96 parts2 - 2 layers91.5 × 71.5 mm
Neurodots
ki-manufaktur/neurodots
This project is inspired by the 3D printed 4x4 Colour Dot Puzzle by Sebastian Coddington and featured in Hackaday: Color Dot Puzzle Will Wrinkle Your Brain.
74 parts2 - 2 layers125.4 × 84.5 mm
Zinnia2 0 5
plants-tech/Zinnia
fork of a fork of phob 2.x (Phob 2.x Official -> PhloraGCC -> Zinnia)
113 parts2CERN-OHL-S-2.0 - 4 layers290 × 215 mm
- 2 layers83.8 × 60.8 mm
Genesis stacking 3d glasses cart
abzman/SMS-3D-glasses-genesis-cart-stack
pass-through adapter to add 3d glasses support to a genesis running master system software
31 parts1Unlicense - 4 layers60 × 90 mm
ESP32-P4-PC Rev B
bgates747/agon-extender
Agon Extender adds an ESP32-P4 coprocessor to an Agon computer. Extended Display Processor (EDP) runs on P4; Extender MOS (EMOS) replaces MOS on the eZ80 and owns display routing, keyboard admission and Extender…
344 parts1GPL-3.0 - 2 layers100 × 64 mm
PCB-402 base board
LollobolUni/muon-time-dilation
A self-built experiment to measure the lifetime of cosmic-ray muons and to show, with data taken from cable cars in the Alps, that moving clocks run slow.
73 parts1 - 2 layers125.5 × 90.3 mm
PhobGCC 2 0 0 proto 1
Naxdy/NaxGCC-HW
The main repository is located at git.naxdy.org. The GitHub mirror exists solely for the sake of discoverability and redundancy.
97 parts1CERN-OHL-S-2.0 - 4 layers37.5 × 30 mm
Dehydration reminder
Adityawadpalliwar/smart-hydration-reminder-PCB
A compact, low-power, wireless-capable PCB designed to live in a water bottle base or sleeve. It detects when you drink using a 6-axis IMU, keeps a running record of intake events, and reminds you with a buzzer when you…
39 parts - 2 layers65 × 56 mm
Rpi generated
azure-eller/netlist-pipeline
Schematic in, physics-judged fabrication-ready board out. FastAPI, Postgres job queue, S3, KiCad, Freerouting, rule-based physics judge with a slot for a learned model.
10 parts - 2 layers94 × 55 mm
Avr basic sbc
bazsimarkus/avr-basic-sbc
An ATmega1284P-based single board computer with composite video output, PS/2 keyboard input, running Tiny BASIC.
38 parts - 4 layers150 × 107.5 mm
Base
bornier-dev/bornier
Open source EtherCAT slaves for machine tools running LinuxCNC: hardware, firmware and tooling.
517 parts - 2 layers254 × 134.1 mm
S100 B1FU
CatspersCoffee/S100-Boards
S-100 bus boards designed and built: Z80 and 80386 CPU cards, SRAM/DRAM memory, CPLD/FPGA I/O and SPI boards, an 18-slot backplane and bus terminator.
164 parts - 4 layers66 × 115 mm
Ereader
Craft-Code-Systems/mini-ereader
This repository holds the open hardware (KiCad) and project documentation for a small e-reader. Docs follow the Colophon method: a Brief (this file), Decisions (docs/adr/), a Log (docs/research-log.md), a Runbook…
81 partsMIT - 2 layers19.1 × 25.2 mm
Filter wheel sens
crisbour/filterox
Filter Wheel Oxidised (Rust) - Control N slots filter wheel remotely
18 parts