Plot: Tux Racer is a 2000 open-source winter sports racing video game starring the Linux mascot, Tux the penguin. It was originally developed by Jasmin Patry as a computer graphics project in a Canadian university. Wikipedia
Plot: FTL: Faster Than Light is a space-based top-down real-time strategy roguelike game created by indie developer Subset Games, which was released for Microsoft Windows, macOS and Linux in September 2012. Wikipedia