Ignition (gaming OS) is an operating system designed specifically for gamers. It is based on the Linux kernel and runs on a variety of platforms, including PC, Mac, and mobile. The OS provides gamers with an easier, more unified experience across all their gaming devices. Ignition (gaming OS) provides gamers with access to a large library of games, as well as real-time social features, including chat, streaming, and tournaments. The operating system also includes tools to help gamers optimize their gaming performance, such as automatic game downloads, system monitoring, and game profiles. Additionally, the OS features an integrated store for downloadable content and a variety of other features to enhance the gaming experience.
EmulationStation
Lakka
Retropie
Recalbox
batocera.linux
Discontinued The project seems to be no longer developed. The latest version, 2.0.1a, released in March 2015, can still be downloaded from the official website.