Facebook Portal - Smart, hands-free calling, with Alexa built in
Google Home - Set up, manage, and control your Chromecast, Chromecast Audio and Google Home devices.
Portal TV - Smart video calling on your TV from Facebook
Roku - Roku is a streaming player manufactured by Roku Inc.
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation