Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Charby Sense Cable - World’s Smartest Auto Cutoff Charging Cable
ioBroker - flexible and modular application for the IoT and Smarthome
Lightr Smart Charger - World's smallest smart charger
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation
Amikit - AmiKit turns your computer into legendary Amiga.