Bazzite
Bazzite is an immutable Linux distribution based on Fedora and designed with gaming in mind. It can run on desktop computers, the Steam Deck, and other handheld gaming devices.
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HackerOS
HackerOS is a live Linux distribution based on Debian's "Testing" branch and designed for regular users, gamers and cybersecurity enthusiasts. Some of its features include an optimised XanMod Linux kernel for faster boot times and reduced resource usage, out-of-the-box support for NVIDIA graphics cards, and a collection of cybersecurity tools, such as enhanced firewalls and intrusion detection software.