MocaccinoOS
MocaccinoOS is an independently-developed Linux distribution that has its origins in source-based Gentoo Linux and Sabayon Linux. It uses a custom-built package manager called "Luet", which acts as a front-end for container-based software.
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MagOS Linux
MagOS Linux is a Russian desktop-oriented distribution based on ROSA, a distribution that was forked from Mandriva Linux in 2011. It uses the RPM package management.