2 layers35 × 29 mm
MagSpoofTC
samyk/magspoof
A portable device that can spoof/emulate any magnetic stripe, credit card or hotel card "wirelessly", even on standard magstripe (non-NFC/RFID) readers.
13 parts4.2k
AVR (ATmega, ATtiny) boards
11,635 boards11,635 open-source AVR (ATmega, ATtiny) boards from 7,808 GitHub repositories, each designed in KiCad and read from its files: its size, layers, parts, README and project.
They have a median size of 90 × 58 mm and most often 2 copper layers (92 %). The parts their repositories use most are the ATMEGA328P-AU, ATMEGA32U4-AU, ATMEGA328P-PU, ATMEGA328-PU and WS2812B.
Parts they use most
- 2 layers216.9 × 86.8 mm
Sweepbling lp pcb
davidphilipbarr/Sweep
Sweep - a small promicro based keyboard inspired by the Ferris.
59 parts2.1k - 2 layers162.2 × 126.5 mm
- 2 layers36.8 × 34.7 mm
Tinylab proto1
espotek-org/Labrador
EspoTek Labrador is a USB device that transforms your PC or smartphone into a fully-featured electronics lab. This repo holds all of the source code!
79 parts1.2k - 2 layers254.1 × 87.2 mm
- 4 layers82.6 × 82.5 mm
- 2 layers104.9 × 75.2 mm
- 4 layers62.1 × 83.8 mm
Ss main board
loopj/short-stack
World's Smallest Nintendo Wii, using a trimmed motherboard and custom stacked PCBs
69 parts804 - 2 layers228 × 98 mm
- 2 layers87.8 × 59.8 mm
FreeDeck SMD 2020-02
FreeYourStream/freedeck-hardware
all the stuff you need to build your own FreeDeck
37 parts772 - 2 layers149.6 × 127.1 mm
- 2 layers54 × 15 mm
Xyp gpib
xyphro/UsbGpib
Versatile, cheap and portable USB to GPIB converter (USBTMC class based)
25 parts690MIT - 2 layers65 × 28 mm
BMS Cell Module
stuartpittaway/diyBMS
Do it yourself battery management system for Lithium ion battery packs/cells
37 parts676GPL-3.0 - 2 layers65 × 56.5 mm
SuperPower RPi KiCAD
SensorsIot/SuperPower
Here you should find the best power supplies for your low-power projects
122 parts600 - 2 layers80 × 110 mm
NucDeck Left Controller PCB
dmcke5/NucDeck
The Open Source DIY Handheld Gaming PC!
59 parts561CERN-OHL-S-2.0 - 2 layers94.6 × 46.1 mm
- 2 layers347.7 × 146.6 mm
Mysterium pcb
coseyfannitutti/mysterium
TKL keyboard that can be entirely assembled using only through hole components, including usb type-c
227 parts541GPL-3.0 - 4 layers
- 2 layers285.5 × 95 mm
- 2 layers97 × 78.5 mm
Dumbpad
imchipwood/dumbpad
Simple 4x4 numpad with rotary encoder. Powered by QMK via ATmega32u4 Pro Micro
62 parts517GPL-2.0 - 2 layers243.2 × 106 mm
- 2 layers50 × 50 mm
- 2 layers82 × 120 mm
Sample Numeric Keyboard
famichu/MagLev_Switch_MX
The 3D printable magnetic levitation contactless switch with the linear output hall effect sensor.
66 parts467 - 2 layers44.2 × 29.3 mm
Questions
Where can I find open-source AVR (ATmega, ATtiny) boards?
This page lists 11,635, from 7,808 repositories on GitHub, each read from its KiCad files with links to the original repository; PCBKit opens any of them in the browser.
What parts are most common on AVR (ATmega, ATtiny) boards?
The ATMEGA328P-AU, ATMEGA32U4-AU, ATMEGA328P-PU, ATMEGA328-PU and WS2812B appear in the most repositories here; each links to its symbol, footprint and the boards that use it.
How big is a typical AVR (ATmega, ATtiny) board?
The median is 90 × 58 mm, most often with 2 copper layers (92 %).