3,813 open source AVR/Arduino boards
ATmega and ATtiny microcontrollers, Arduino-compatible boards and Arduino shields. Every board here is a public GitHub project with its KiCad files, read for size, layers and parts. Pick one close to your design and simulate its firmware on HardLabs before you build it.
AVR/ArduinoMCU-Data-Logger
KhaledGhanem0
50.8 × 30.5 mm25 parts2LMIT0
AVR/ArduinoSingle key keyboard
AeroX2
25.4 × 52.9 mm25 parts2LNo license0
AVR/ArduinoMCU Datalogger
Reon-02
48.6 × 34.3 mm25 parts2LNo license0
AVR/Arduino${project name}
michaelgranberryii
55.3 × 36 mm25 parts2LNo license0
AVR/ArduinoMcu datalogger
Iamshubham3
48.6 × 34.8 mm25 parts4LNo license0
AVR/ArduinoBirdcage automation system
SoF4rAway
119 × 103.5 mm25 parts2LGPL-3.00
AVR/ArduinoMCU-data logger
chislonljoseph
53.1 × 35.5 mm25 parts4LNo license0
AVR/ArduinoAtmega328p-DATA-LOGGER
ArbazAkhtar
47.1 × 30.5 mm25 parts4LNo license0
AVR/ArduinoMCU Datalogger003 2Layer
YUKESH0620
57.2 × 39.1 mm25 parts2LMIT0
AVR/ArduinoMCU-Datalogger-PCB-Design
alihazzem
47 × 30.5 mm25 parts2LNo license0
AVR/ArduinoAVRCubeRev2
Franzelfx
61.6 × 63.5 mm25 parts2LMIT0
AVR/ArduinoZB3245TSS OPENPNP
hschack
62.5 × 48.5 mm25 parts2LNo license0
AVR/ArduinoPsychic barnacle
deffener
47.8 × 33.6 mm25 parts2LNo license0
AVR/ArduinoMCU-Datalogger
a-fratip
52.1 × 31.8 mm25 parts4LNo license0
AVR/ArduinoMCU-Datalogger with-EEPROM-and-Clock
prajeetkumar2006
53.6 × 33.3 mm25 parts2LNo license0
AVR/ArduinoMCU-Datalogger
AidinFamiZagharami
50.8 × 33.5 mm25 parts2LNo license0
AVR/ArduinoHeadcrabShield v0.1
NurikNG
68.6 × 53.3 mm25 parts2LGPL-3.00
AVR/ArduinoSplitFlapDriverATtiny1616V4.kicad
duonkha
30 × 60 mm25 parts2LNo license0
AVR/ArduinoKeyboard2x2
Code-Tomato
69.9 × 38.1 mm25 parts2LMIT0
AVR/Arduino${project name}
crisramil
51 × 33.1 mm25 parts4LNo license0
AVR/ArduinoMCU-Datalogger with-512K-EEPROM-and-Clock
andres-perez0
54.5 × 36.5 mm25 parts2LNo license0
AVR/ArduinoKeyboard pcb tutorial
GreatWizard
93.7 × 38.1 mm24 parts2LNo license0
AVR/ArduinoKeyBoard
Mani47e
89.6 × 38.1 mm24 parts2LNo license0
AVR/ArduinoProjet-MCU-Datalogger
GuillaumeLouis13
40.2 × 29.8 mm24 parts2LNo license0
AVR/ArduinoFirst pcb keypad
clavinohou
140.5 × 19.1 mm24 parts2LNo license0
AVR/ArduinoBig-Keys
brandonHaipas
100 × 118 mm24 parts2LMIT0
AVR/ArduinoAskSin-Analyzer-V3
ssbingo
100 × 76 mm24 parts4LCC-BY-NC-4.00
AVR/Arduino2DGimbal
Chandolkar001
38.1 × 61 mm24 parts2LNo license0
AVR/Arduino2020 2021 LIEW ZHOU
MOSH-Insa-Toulouse
68.6 × 53.3 mm24 parts2LMIT0
AVR/ArduinoFlight-Controller-
ayushmanyadav2006
89 × 103.5 mm24 parts2LNo license0
AVR/ArduinoHakko-907-Clone soldering station
AUsualNoob
99 × 81.5 mm24 parts4LMIT0
AVR/ArduinoLightController
Pablo-Ortiz-Lopez
61.1 × 50.9 mm24 parts2LNo license0
AVR/ArduinoArduino-Interactive-LED-Strip
esyywar
60 × 80 mm24 parts2LNo license0
AVR/ArduinoKEMOJO
codesmythe
101.6 × 55.9 mm24 parts4LNo license0
AVR/ArduinoRGB-LED-controller-
MohamedHassanExp
50.1 × 46 mm24 parts2LMIT0
AVR/ArduinoKeyboard pcb tutorial
JavierEduardoRomeroTellez
79.4 × 38.1 mm24 parts2LMIT0
Browse boards by part
AMS1117-3.3 1847USBLC6-2SC6 1502RP2040 1017W25Q128JVS 654AP2112K-3.3 635ESP32-S3-WROOM-1 488TL072 446L7805 43674HC595 404TL074 404CH340C 392LM358 367Pico 356USBLC6-2P6 351AP2112K-3.3TRG1 345Arduino_Nano_v3.x 317LM7805_TO220 315ProMicro 29774LS04 285ESP32-WROOM-32 285PC817 260SRV05-4 25874LS245 257TP4056 250