🔍 A Hex Editor for Reverse Engineers, Programmers and people who value their retinas when working at 3 AM.

Lovely console emulator package for Windows

Haptic input knob with software-defined endstops and virtual detents

ESP8266 WiFi Connection manager with web captive portal

Easy to use device for connecting "old" measuring units (water, power, gas, ...) to the digital world

Infrared remote library for ESP8266/ESP32: send and receive infrared signals with multiple protocols. Based on: https://github.com/shirriff/Arduino-IRremote/

A shield for the Arduino Mega that can back up video game cartridges.

arduinoWebSockets

The next generation of motion control firmware

Speeduino - Arduino based engine management

Arduino hardware package for ATmega8, ATmega48, ATmega88, ATmega168, ATmega328 and ATmega328PB

Blazing fast library to create a functional dashboard for ESP8266 / ESP32

Arduino generic menu/interactivity system

A fork of Jeelab's fantastic RTC Arduino library

LCD touchscreen for Home Automation

a collection of "Little Electronic Art Projects", most involving electronics or an Arduino in one way or another!

Arduino hardware package for ATmega1284, ATmega644, ATmega324, ATmega324PB, ATmega164, ATmega32, ATmega16 and ATmega8535

Arduino OBD-II Bluetooth Scanner Interface Library for Car Hacking Projects

Open Source Hardware Datalogger

Stepper feedback controller

Arduino library to debounce button switches, detect presses, releases, and long presses

Random Nerd Tutorials Blog with Project Instructions »

UPDI programmer software for Arduino (targets Tiny AVR-0/1/2, Mega AVR-0 and AVR-DA/DB MCUs)

Core library for the Arduboy.

Reflow Master is an open source Toaster Oven reflow controller that includes both hardware and software.

ArduinoBLE library for Arduino

Command Line Interface Library for Arduino

Reflow Oven Controller. See below for more information.

Programmable thermostat firmware and arduino based uploader for the STC-1000 thermostat