Sonos One - A self-contained, Alexa-connected speaker from Sonos
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
The Vamp - Transform any speaker into a portable Bluetooth® speaker
ioBroker - flexible and modular application for the IoT and Smarthome
HomePod mini - A smart speaker with Siri built in
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation