Built something? We create video reels & spotlights for GitHub projects.Promote your project →
Home / Topics / Arduino
Topic Catalog

Arduino GitHub Repositories (2026) · Open Source Tools

Discover the best Arduino open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.

SPONSORED BY
46 matching projects · updated Nov 13, 2026 How we rank ↗
arendst
#1 TRENDING arendst/Tasmota C 2017

Alternative firmware for ESP8266 and ESP32 based devices with easy configuration using webUI, OTA updates, automation using timers or rules, expandability and entirely local control over MQTT, HTTP, Serial or KNX. Full documentation at

5.2K ↑ +15 today
SPONSORED Featured Developer Tools & Services
ob-f
#10 TRENDING ob-f/OpenBot Swift 2020

OpenBot leverages smartphones as brains for low-cost robots. We have designed a small electric vehicle that costs about $50 and serves as a robot body. Our software stack for Android smartphones supports advanced robotics workloads such as person following and real-time autonomous navigation.

692 ↑ +3 today
MarlinFirmware
#12 TRENDING MarlinFirmware/Marlin C++ 2011

Marlin is a firmware for RepRap 3D printers optimized for both 8 and 32 bit microcontrollers. Marlin supports all common platforms. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.

19.7K ↑ +5 today
From our network
FOR MAINTAINERS

Built something? Put it in front of millions of developers.

We make a short reel about your project and post it across YouTube, Instagram, Threads, and X. Send a link, we do the rest.

SPONSORED Sponsored Partner