Repository Index

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

• tasmota
• firmware
• esp8266
• sonoff

Flipper Zero Unleashed Firmware

• jailbreak
• keeloq
• rolling-codes
• alternative-firmware

Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.

• rtos
• iot
• embedded
• real-time

Affordable WiFi hacking platform for testing and learning

• wifi
• arduino
• attack
• esp8266

Kernel source tree for Raspberry Pi-provided kernel builds. Issues unrelated to the linux kernel should be posted on the community forum at https://forums.raspberrypi.com/

RT-Thread is an open source IoT Real-Time Operating System (RTOS). https://rt-thread.github.io/rt-thread/

• embedded-systems
• kernel
• iot
• rtos

Klipper is a 3d-printer firmware

Lua based interactive firmware for ESP8266, ESP8285 and ESP32

• nodemcu
• lua
• espressif
• spiffs

An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino

RIOT - The friendly OS for IoT

• c
• iot
• os
• internetofthings

Implementations of SIMD instruction sets for systems which don't natively support them.

• simd-intrinsics
• sse
• neon
• arm

Mongoose OS - an IoT Firmware Development Framework. Supported microcontrollers: ESP32, ESP8266, CC3220, CC3200, STM32F4, STM32L4, STM32F7. Amazon AWS IoT, Microsoft Azure, Google IoT Core integrated. Code in C or JavaScript.

• iot
• aws
• aws-iot
• esp8266

An ultra-lightweight and blazing-fast Messaging Bus/MQTT Broker for Edge & SDV

• mqtt
• mqtt-broker
• iot-edge
• nng

Arduino library to play MOD, WAV, FLAC, MIDI, RTTTL, OGG/Opus, MP3, and AAC files on I2S DACs or with a software emulated delta-sigma DAC on the ESP8266 and ESP32 and Pico

• arduino
• esp8266
• mod
• wav

ESP32 Music streaming based on Squeezelite, with support for multi-room sync, AirPlay, Bluetooth, Hardware buttons, display and more

FW for ESP8266/ESP8285/ESP32 used with 3D printer

• arduino
• esp8266
• esp32
• 3d-printer

Python interface to Bluetooth LE on Linux

FM-RDS transmitter using the Raspberry Pi's PWM

data compression library for embedded/real-time systems

GUIslice drag & drop embedded GUI in C for touchscreen TFT on Arduino, Raspberry Pi, ARM, ESP8266 / ESP32 / M5stack using Adafruit-GFX / TFT_eSPI / UTFT / SDL

• adafruit-gfx
• sdl
• arduino
• raspberry-pi

ESP-SDR uses the undocumented raw I/Q capture functionality of ESP32 family chips to turn them into (low-duty-cycle) Software Defined Radios

• esp32
• sdr

DroneBridge for ESP32. A secure & transparent telemetry link with support for WiFi and ESP-NOW. Supporting MAVLink, MSP, LTM or any other protocol

• dronebridge
• uav
• mavlink
• msp

:airplane: Multi-functional, compatible DIY general aviation proximity awareness system

• traffic
• aviation
• flarm
• radio

Make your Sonoff Switch compatible with Apple Homekit! 🎉

• sonoff
• homekit
• apple
• esp8266