arduino-uno

MQTT gateway for ESP8266, ESP32, Sonoff RF Bridge or Arduino with bidirectional 433mhz/315mhz/868mhz, Infrared communications, BLE, Bluetooth, beacons detection, mi flora, mi jia, LYWSD02, LYWSD03MMC, Mi Scale, TPMS, BBQ thermometer compatibility, SMS & LORA.

open source bare-metal C firmware and documentation for microcontrollers

Send and receive MIDI messages over Ethernet (rtpMIDI or AppleMIDI)

KiCad Symbol & Footprint Library for Arduino Modules (Shields, Sockets and Tiles)

MPU6050 Arduino Library

Countdown the years/days/seconds remaining in your life.

An Arduino based music visualizer using the FastLED library and a strip of individually addressable LEDs

Fast and Lean Sqlite database logger for Microcontrollers

3 implementations of the FFT for Arduino AVR platforms!

A software oscilloscope for Arduino made with Python and PyQtGraph

An Arduino library for logging to Syslog server in IETF format (RFC 5424) and BSD format (RFC 3164)

The SIM800L Arduino Library is a simple and easy-to-use library for the SIM800L module, allowing for quick and efficient communication with the module using the Arduino platform.

Playstation controller interface library for Arduino

WebSockets for microcontrollers

Create simple APRS modulator using Arduino UNO

RFLink for ESP, with MQTT client

Sensirion SPS30 driver for ESP32, SODAQ, MEGA2560, UNO, ESP8266, Particle-photon on UART OR I2C coummunication

MDB Cashless Device implementation based on Arduino Uno and GPRS Shield

Turn your Arduino Uno into a 16-voice MIDI sound synthesizer

Real Time Operating System Lessons using Arduino and The FreeRTOS Kernel