NixOS
NixOS is an independently developed GNU/Linux distribution that aims to improve the state of the art in system configuration management. In NixOS, the entire operating system, including the kernel, applications, system packages and configuration files, are built by the Nix package manager.
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Linux Lite
Linux Lite is a beginner-friendly Linux distribution based on Ubuntu's long-term support (LTS) release and featuring the Xfce desktop. Linux Lite primarily targets Windows users.