Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Gladys - An open-source home assistant powered by a Raspberry Pi 🗣️
SmartRent - Smart home automation for property managers and renters
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation
Samsung Family Hub - A WiFi-connected smart fridge with a 21.5-inch LED screen ❄️
PiDome.org - PiDome is the Home Automation Platform for the Raspberry Pi containing a server, multiple clients with user friendly interfaces