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72 stars written in C++
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Control WS2812B and many more types of digital RGB LEDs with an ESP32 over WiFi!

C++ 16,939 3,818 Updated Nov 3, 2025

UPX - the Ultimate Packer for eXecutables

C++ 16,685 1,465 Updated Nov 3, 2025

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

C++ 7,663 792 Updated Sep 7, 2025

The FastLED library for colored LED animation on Arduino. Please direct questions/requests for help to the FastLED Reddit community: http://fastled.io/r We'd like to use github "issues" just for tr…

C++ 7,138 1,730 Updated Nov 6, 2025

MQTT gateway for ESP8266 or ESP32 with bidirectional 433mhz/315mhz/868mhz, Infrared communications, BLE, Bluetooth, beacons detection, mi flora, mi jia, LYWSD02, LYWSD03MMC, Mi Scale, TPMS, BBQ the…

C++ 3,890 846 Updated Nov 6, 2025

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

C++ 3,292 884 Updated Oct 23, 2025

TreeSheets : Free Form Data Organizer (see strlen.com/treesheets)

C++ 2,911 208 Updated Nov 3, 2025

OSI Layer 2 driver for nRF24L01 on Arduino & Raspberry Pi/Linux Devices

C++ 2,384 1,027 Updated Oct 20, 2025

Wireless keystroke injection attack platform

C++ 2,334 401 Updated Jun 2, 2023

MIDI for Arduino

C++ 1,722 270 Updated Oct 16, 2023

WS2812 FX Library for Arduino and ESP8266

C++ 1,679 358 Updated Dec 1, 2024

ESP32 Camera motion capture application to record JPEGs to SD card as AVI files and stream to browser as MJPEG. If a microphone is installed then a WAV file is also created. Files can be uploaded v…

C++ 1,375 296 Updated Sep 21, 2025

An Arduino library for using a single button for multiple purpose input.

C++ 1,070 245 Updated Aug 2, 2024

Various tools, examples, and documentation for communicating with Hoymiles microinverters

C++ 994 231 Updated Aug 12, 2025

An Arduino library for ESP8266/ESP32 WLAN configuration at runtime with the Web interface

C++ 949 196 Updated Jul 8, 2024

ESP32 oscilloscope - see the signals through Web browser the way ESP32 sees them

C++ 926 117 Updated Jun 16, 2024

OTA updates made slick and simple for everyone! (ESP8266, ESP32, RP2040+W, RP2350+W)

C++ 836 148 Updated Jun 5, 2025

Multi-platform GUI application to effortlessly visualize MIDI activity

C++ 788 29 Updated Mar 2, 2025

Wifi to 3x Serial bridge based on a ESP32

C++ 467 154 Updated Jan 15, 2023

Arduino-based MIDI to CV converter

C++ 432 70 Updated Jun 30, 2018

An adjustable, compact, event-driven button library for Arduino that debounces and dispatches events to a user-defined event handler.

C++ 414 39 Updated Jul 25, 2024

Arduino library to enable smooth servo movement.

C++ 357 48 Updated Oct 17, 2025

ezTime — pronounced "Easy Time" — is a very easy to use Arduino time and date library that provides NTP network time lookups, extensive timezone support, formatted time and date strings, user even…

C++ 357 103 Updated Feb 14, 2024

ESP MQTT client and broker library

C++ 337 40 Updated May 8, 2025

UIPEthernet library for Arduino IDE,Eclipse with arduino plugin and MBED/SMeshStudio (AVR,STM32F,ESP8266,Intel ARC32, Nordic nRF51, Teensy boards,Realtek Ameba(RTL8195A,RTL8710)), ENC28j60 network …

C++ 328 103 Updated May 8, 2022

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

C++ 321 66 Updated Jul 31, 2025

Infrared Multi Protocol Decoder

C++ 314 51 Updated Feb 28, 2025

an evolving Teensy-based Eurorack firmware project, based on O_C

C++ 297 59 Updated Nov 4, 2025

This is a library for making E-Drum with arduino.

C++ 284 70 Updated Aug 1, 2022

We open sourced the hardware part of deauther project

C++ 247 69 Updated Feb 15, 2022
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