2 layers224 × 78 mm
VFD Clock
AronASzucs/IV-11-VFD-Clock
6-digit Soviet IV-11 VFD tube clock — custom PCB, mixed 25V/1.5V power system, 7-state FSM firmware
41 parts43
Open-source KiCad boards
107,410 boardsPrinted 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 layers68 × 100 mm
Keyboard featherwing
arturo182/keyboard_featherwing_hw
The Keyboard FeatherWing is an easy way to add a handheld Qwerty keyboard and a 2.6” color display (+ more) to your project! It fits well in your hands and is great for typing with your thumbs, early 2000s-style.
58 parts43 - 2 layers84.5 × 128.5 mm
Schraeg
barnabywalters/Schraeg
An 8HP eurorack multimode filter module based on the Bastl Cinnamon
116 parts43CC-BY-SA-4.0 - 4 layers20.3 × 48.3 mm
RP2040 Dev Board
Breadstick-Innovations/22008-RP2040-Dev-Board
A 4-layer dev-board for the RP2040 with a focus on signal integrity and JLCPCB's basic components for affordable small runs using their SMT assembly service.
106 parts43MIT - 2 layers155.2 × 78.6 mm
80ColumnCard
btb/80ColumnCard
An Apple II 80-Column Card. Based on the Videx Videoterm
47 parts43Apache-2.0 - 11 layers74.2 × 29.2 mm
SolderingStationPCB
clytle374/Open-T12-Soldering-Station
This is a clone of the cheap T12 soldering stations, attempting to eliminate the shortfalls of the cheap designs.
68 parts43GPL-3.0 - 4 layers36.6 × 60.3 mm
StratoSoar MK3.0
crnicholson/StratoSoar-MK3
StratoSoar MK3, an autonomous glider meant for high-altitudes, accessible to everyone
85 parts43 - 2 layers100 × 64.7 mm
- 2 layers29 × 38.5 mm
3bp v2.1
db-electronics/triple-bypass-kicad
An audio and video bypass circuit for the Sega Genesis
86 parts43 - 2 layers23 × 50 mm
- 2 layers17.8 × 28 mm
HackaBLE
electronut/ElectronutLabs-hackaBLE
A tiny Nordic nRF52832 based board you can embed in your BLE projects.
33 parts43 - 2 layers68.8 × 53.6 mm
- 2 layers81 × 32.3 mm
TwinFamicom Expansion
jeffqchen/TwinDiamond-Twin-Famicom-Expansion-to-NES-SNES-Controller-Adapter
TwinDiamond - Twin Famicom Expansion A to NES/SNES Controller Adapter
7 parts43CC-BY-SA-4.0 - 2 layers115.2 × 78.6 mm
- 4 layers39 × 20 mm
MelonHD
mackieks/melonHD
Lontium LT6711A HDMI to USB-C DP Alt Mode Converter Module for portablizers
16 parts43 - 4 layers100 × 100 mm
V25Panel
maholli/SAM32
Feather-sized SAMD51 with M4 core serving as UART bridge to WROOM ESP32
211 parts43 - 4 layers20.7 × 40.2 mm
Gigaset Debug Adapter
Manawyrm/Gigaset-Debug-Adapter
Gigaset-Debug-Adapter can be used with many Gigaset DECT phone models to access the internal UART. It's basically a 1.8V USB->UART converter, with switchable strapping logic and 3V step-down converter.
54 parts43GPL-3.0 - 4 layers108 × 54 mm
MCU Powertrain
mark-belbin/motor-controller
Custom FOC motor controller designed for underwater robotics.
163 parts43GPL-3.0 - 2 layers24.5 × 32.5 mm
- 2 layers18.7 × 17.7 mm
- 2 layers52.1 × 116.8 mm
DIY Uncertainty
oamodular/uncertainty
This readme needs to be updated to reflect this and to talk about the many other languages that people have used to create new firmware for Uncertainty.
67 parts43 - 2 layers86.5 × 91.9 mm
ZoroBot3
OPRobots/ZoroBot3
Tercera versión de nuestro primer robot. Un robot micromouse de alto rendimiento con STM32F4, encoders magneticos de alta resolución, succión y muchos leds molones.
205 parts43GPL-3.0 - 2 layers309.9 × 119.8 mm
Cockpit
ozkan/Cockpit-Keyboard
A hot swap system column staggered mechanical keyboard, running QMK Firmware on Pro Micro controllers.
144 parts43MIT - 4 layers106 × 45 mm
