Synthesia - A fun way to learn how to play the piano.
Google Home - Set up, manage, and control your Chromecast, Chromecast Audio and Google Home devices.
Playground Sessions - Online piano learning game.
Sonos One - A self-contained, Alexa-connected speaker from Sonos
Piano From Above - Piano From Above is a program that turns learning the piano into a videogame.
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.