Qubes OS
Qubes OS is a free and open-source, security-oriented operating system for single-user desktop computing. Qubes OS leverages Xen-based virtualization to allow for the creation and management of isolated compartments called qubes.
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AnduinOS
AnduinOS is an Ubuntu-based distribution which provides a GNOME desktop which has been themed and styled to resemble Windows 11. The project provides a smaller ISO file than its parent with each supported language split into a separate ISO.