Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Casper Sheets and Pillows - Sheets and pillows for everyone (by Casper)
ioBroker - flexible and modular application for the IoT and Smarthome
Eight Smart Mattress - The perfect mattress, but smart
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation
Casper - Casper is changing the way the world sleeps