
Cad
125 boardsKiCad boards from 55 GitHub repositories tagged “cad”, the most starred first; open any of them in PCBKit.
- 4 layers16.9 × 119.4 mm

- 4 layers56.3 × 39 mm

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atopile/atopile
Design circuit boards with code! ✨ Get software-like design reuse 🚀, validation, version control and collaboration in hardware; starting with electronics ⚡️
240 parts4kMIT - 12 layers160.1 × 233.5 mm

Vme wren
KiCad/kicad-source-mirror
This is an active mirror of the KiCad development branch, which is hosted at GitLab (updated every time something is pushed). Pull requests on GitHub are not accepted or watched.
1,508 parts3.1kGPL-3.0 - 2 layers26 × 30 mm

Microcontroller
FrameworkComputer/ExpansionCards
Reference designs and documentation to create Expansion Cards for the Framework Laptop
34 parts1.1kCC-BY-4.0 - 4 layers350 × 155 mm

Ventilator
RespiraWorks/Ventilator
Fully-featured ICU ventilator design, optimized for manufacture using commonly available components and free to license.
788 parts169Apache-2.0 - 2 layers182.9 × 107.7 mm

Aurora r
Musab-Hassan/aurora_keyboard
A gorgeous split wireless ortholinear keyboard that you can build yourself.
126 parts64GPL-3.0 - 2 layers70 × 20.1 mm

SPD DC MotorHBridge
Jarins/Solder-Paste-Dispenser-with-DCMotor
Motorized solder paste dispenser
48 parts29GPL-3.0 - 2 layers30 × 15 mm

Esd guard
neuman/nopekit
Explore ideas, engineer real things, and find out what holds up. An AI engineering partner for grounded, evidence-driven design.
3 parts18Apache-2.0 - 2 layers66.3 × 53.2 mm

EEW5
mribble/ElectricEelWheel5
The Electric Eel Wheel 5 is an electric spinning wheel that converts fiber (an example being sheep's wool) into yarn. This site contains the open source files for this project.
61 parts14 - 80 × 60 mm

Rover clean
VortexJer/AISight
Design and review tools built for AI agents: 3D CAD, PCB, shaders, textures, and animation — code in, renders + machine-readable reports out.
12 parts10MIT - 2 layers30.3 × 19 mm

- 2 layers16 × 21 mm

- 2 layers

Sk6812rgbw-5050-rgbw led
lachlanchen/AgInTi-LabCanvas
AgInTi LabCanvas: agentic studio for editable scientific figures, CAD devices, and experiment design.
8 parts5 - 4 layers99.1 × 99.1 mm

- 2 layers90 × 94 mm

- 4 layers

ST1S14PHR 3V3 3A
Kampi/KiCad
My private KiCad repository with symbols, 3D models (most of the models are delivered by the part manufacturer), and footprints for my projects.
21 parts3 - 2 layers68.9 × 23 mm

- 2 layers65 × 56 mm

Portable bike perception rpi ros2
Anvently/portable-bike-perception-rpi-ros2
Battery-powered bicycle acquisition module using camera, dual 360° Lidar, and GNSS with ROS2 on Raspberry Pi to detect overtaking vehicles and measure curb distance.
22 parts2 - 2 layers63.4 × 89 mm

- 4 layers147.3 × 78.1 mm

RC Car Design - Control On Board
cjg-1/FPV-RC-CAR
A wireless FPV control system for RC vehicles featuring real-time video transmission and custom embedded power management. Enables immersive first-person vehicle teleoperation with low-latency wireless architecture.
51 parts2 - 2 layers71.1 × 94.5 mm

- 4 layers160 × 100 mm

Bench robotics controller 5eab0a5d
mrcha033/hw-codesign
Agentic hardware co-design: brief to KiCad, firmware, 3D review, and explicit fabrication blockers.
46 parts2Apache-2.0 - 2 layers121.6 × 63.7 mm

Small pcb
omkar-nitsure/High-Current-Sourcing-Sine-Wave-Generator
We designed a High current sourcing sine wave generator capable of generating sine waves of amplitudes upto 30V and currents of upto 3A completely from scratch
44 parts2 - 2 layers21.5 × 26.5 mm
