RetroArch - RetroArch is a frontend for emulators, game engines and media players.
Google Home - Set up, manage, and control your Chromecast, Chromecast Audio and Google Home devices.
Batocera.linux - Batocera.linux is an open-source and completely free retro-gaming distribution that can be copied to a USB stick or an SD card with the aim of turning any computer/nano computer into a gaming console during a game or permanently.
Facebook Portal - Smart, hands-free calling, with Alexa built in
Playnite - Source code generated using layoutit.com
Calaos - Open source home automation