ESPHome is a system to control your ESP8266/ESP32
Device management, data collection, processing and visualization
Eclipse Mosquitto - An open source MQTT broker
Golang framework for robotics, drones, and the Internet of Things
A comprehensive Supervisory Control, Data Acquisition, and Execution
TOISWITCH is a general-Purpose smart-home server for ESP8266
JavaScript Robotics and IoT programming framework
iHome Smart Home System Platform
Arduino IDE sketch for ESP8266 modules
Python based command line interface for Gigaset Elements