Apple TV - New Apple TV running tvOS
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Mi Box - 4K Ultra HD streaming and gaming box powered by Android TV
Gladys - An open-source home assistant powered by a Raspberry Pi 🗣️
NVIDIA Shield TV - Streaming box with Google Assistant and Google Cast.
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation