Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Headjack - Create VR video apps in minutes
ioBroker - flexible and modular application for the IoT and Smarthome
UniteAR - An augmented reality application for android.
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation
Contentful - You don't need another CMS. You need a better way to manage content — unified, structured, and ready to deploy to any digital channel.