Esp8266 GitHub Repositories (2026) · Open Source Tools

Control WS2812B and many more types of digital RGB LEDs with an ESP32 over WiFi!

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

Panasonic Aquarea air-water H, J, K, L and M series MQTT gateway

Universal wireless communication library for embedded devices

Blynk library for IoT boards. Works with Arduino, ESP32, ESP8266, Raspberry Pi, Particle, etc.

Asynchronous Python client for WLED

An IoT Solution,Blinker library for embedded hardware. Works with Arduino R4, ESP32.

Learn how to connect your Flexispot (LoctekMotion) desk to the internet. This repository contains a collection of scripts to get your started, combined with research and instructions.

TasmoAdmin is an administrative platform for devices flashed with Tasmota

OTGateway is a powerful open-source solution for controlling OpenTherm-compatible boilers, turning your heating system into a smart one. Set the perfect temperature, save on energy bills, and eliminate unnecessary hassle — integration with Home Assistant makes heating management simple and automated.

PixelIt is an ESP8266/ESP32 and WS2812B LED Matrix based PixelArt display

A library to make using WiFi & MQTT on the ESP8266 easy.

A ESP8266 devkit firmware for the Nodoshop version of the Opentherm Gateway (OTGW)

Multilayout ESP word clock firmware for ESP8266/ESP8285/ESP32/ESP32-C3, with 35 layouts across 13 languages, WS2812/SK6812 LEDs, web configuration, display effects, auto brightness, MQTT and Home Assistant discovery.

Tasmota Web Installer and firmware repository

Alternative firmware for ESP8266 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

Tasmota unofficial firmware builds. Install via Tasmota WebInstaller

Sming - powerful open source framework simplifying the creation of embedded C++ applications.