Dark Language - Holistic language, editor, and infra for building backends
Parsec - Streams games locally or over the internet
adapta-gtk-theme - An adaptive Gtk+ theme based on Material Design Guidelines - adapta-project/adapta-gtk-theme
Moonlight-Stream.org - Moonlight allows you to stream your collection of games from your GameStream-compatible PC to any...
Arc Games - Arc brings your favorite games, communities, media and
Vortex Cloud Gaming - Cloud gaming app allowing to play PC games on Android, PC or even in web browser