elementary OS
elementary OS is an Ubuntu-based desktop distribution. Some of its more interesting features include a custom desktop environment called Pantheon and many custom apps including Photos, Music, Videos, Calendar, Terminal, Files, and more.
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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.