Embedded web server, with TCP/IP network stack, MQTT and Websocket

Eclipse Mosquitto - An open source MQTT broker

Open Source Soldering Iron firmware

Protocol Buffers with small code size

canonical libwebsockets.org networking library

Arduino core for ATtiny 1634, 828, x313, x4, x41, x5, x61, x7 and x8

⚠️ This library is deprecated, see the README for alternatives.

Chromatic Sound to Light Conversion System

libupnp: Build UPnP-compliant control points, devices, and bridges on several operating systems.

A full featured Arduino display library for 1-bit per pixel OLED and LCD displays

Arduino Library for TTN Devices

Vanilla single-precision radix-2 FFT for the ESP32.

Arduino C++ Library and interface to flash the ZBS243 / SEM9110 8051 Microcontroller

KLone is a fully-featured, multiplatform, web application development framework, targeted especially for embedded systems and appliances.

An E-paper shelf label (electronic shelf label or ESL) base station based on said shelf label and an ESP32

Smarthome system based on C++ with a focus on ease of use