Parsec - Streams games locally or over the internet
Dark Language - Holistic language, editor, and infra for building backends
Vortex Cloud Gaming - Cloud gaming app allowing to play PC games on Android, PC or even in web browser
adapta-gtk-theme - An adaptive Gtk+ theme based on Material Design Guidelines - adapta-project/adapta-gtk-theme
Shadow - Transform any device into a supercharged gaming machine.
Materia - Materia is a development environment to build advanced mobile and web applications.