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/ArduinoMegaAktuatorModule
Elektropioneer
130.5 × 69.5 mm28 parts2LNo license0
AVR/ArduinoProjet-S6
Juliexiaoni
165 × 23.2 mm28 parts2LNo license0
AVR/ArduinoMCU Board
Aurekana
39 × 39 mm28 parts2LGPL-3.00
AVR/ArduinoCMX K Six key
jstwy
56.9 × 37.9 mm28 parts2LNo license0
AVR/ArduinoGMote Small
hackdaworld
42.6 × 33 mm28 parts2LGPL-3.00
AVR/ArduinoSoldering iron s
AmitBarman99
75.1 × 21.6 mm28 parts2LNo license0
AVR/ArduinoData-Logger
Eid2512
64 × 54 mm28 parts2LNo license0
AVR/ArduinoLED Nametag
LyricSantana
100 × 64 mm28 parts2LNo license0
AVR/ArduinoMacroPad1.1
qutino
76.7 × 45.2 mm28 parts2LMIT0
AVR/ArduinoArduino-Wi-Fi-Signal-Strength-Tool
rajsinghtech
123.1 × 54.4 mm28 parts4LNo license0
AVR/ArduinoARDUMINI
lmtreser
61 × 69.9 mm27 parts2LNo license0
AVR/ArduinoTFRAS TOP
geus-clan
24 × 24 mm27 parts4LNo license0
AVR/ArduinoAVR-Controller-Board
Chaitanya-cloud-mac
87.5 × 84.5 mm27 parts2LNo license0
AVR/ArduinoVIC Cart 1
hansliss
126.5 × 74.8 mm27 parts2LAGPL-3.00
AVR/ArduinoOctoboard
hhhug000
45 × 74.5 mm27 parts2LApache-2.00
AVR/ArduinoChristmasOrnament
PrincipIoT
94.7 × 112.9 mm27 parts2LNo license0
AVR/Arduino2020-2021 Pose Rup
MOSH-Insa-Toulouse
68.6 × 53.3 mm27 parts2LMIT0
AVR/ArduinoBidirectional-H-bridge motor driver with-MCU-and controlling buttons and knob
khalidislam377-gif
88 × 124.5 mm27 parts2LNo license0
AVR/ArduinoLaser rifle
Dade3e
56 × 15.6 mm27 parts2LNo license0
AVR/ArduinoAttiny light
amnessa
33 × 33 mm27 parts2LNo license0
AVR/ArduinoScareBanger
JamesM92
84.4 × 56.1 mm27 parts4LNo license0
AVR/ArduinoRace-Timer
MissouriMRR
150 × 150 mm27 parts2LNo license0
AVR/ArduinoBeech215PropController
billmallard
100 × 80 mm27 parts2LMIT0
AVR/ArduinoECET-430-Group-ACM-Project
Fmb7k
121.8 × 78.3 mm26 parts2LNo license0
AVR/ArduinoATMega328P
PrashilLamichhane
58.9 × 52.9 mm26 parts2LNo license0
AVR/ArduinoRepeatElectronicGame
hotkeysoft
80 × 80 mm26 parts2LMIT0
AVR/ArduinoSmart-Access-Control
lukaszjesko
72 × 57.2 mm26 parts2LNo license0
AVR/ArduinoArduino nano
mryashrk
21 × 44.5 mm26 parts2LNo license0
AVR/ArduinoESP32 MacroPad Pro
motiforge-labs
80 × 100 mm26 parts2LNo license0
AVR/ArduinoGOLEM-2X5-Dual-Encoder-Macropad
IgorPietruszczak
143.7 × 60 mm26 parts2LMIT0
AVR/ArduinoATmega328p microcontroller board
Abhi90808
50.7 × 21.5 mm26 parts2LNo license0
AVR/ArduinoSeguidor linea docs
leithcoX
146.3 × 79.8 mm26 parts2LNo license0
AVR/ArduinoMcu datalogger
Mithun-68
52.8 × 34.3 mm25 parts4LNo license0
AVR/ArduinoKicad project
adixit-03
47.6 × 30.5 mm25 parts2LNo license0
AVR/ArduinoHrem
bazhenov
80 × 44.5 mm25 parts2LMIT0
AVR/ArduinoMCU DATALOGGER PCB DESIGN USING
muhammedsaifudeen
50.6 × 30.6 mm25 parts2LNo license0
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