Ultramarine Linux is a spin of the Fedora desktop distribution that not only just works out of the box, but always works… period. This open source distribution achieves that feat by being immutable which means the core of the OS is mounted in read only mode, so it cannot be changed. That immutability sets it apart from its base, providing a significantly higher level of security. Also: 5 Linux desktop environments that make ditching Windows 10 easy including my top pick But Ultramari
