CentOS
CentOS as a group is a community of open source contributors and users which started in 2003 and has been sponsored by Red Hat since 2014. CentOS Linux versions up to CentOS Linux 8 are 100% compatible rebuilds of Red Hat Enterprise Linux, in full compliance with Red Hat's redistribution requirements.
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Exton Linux
Exton Linux is a set of over 15 Linux distributions based on Arch Linux, CRUX, Debian, deepin, Fedora, openSUSE, Puppy Linux and Slackware Linux. They are designed to be lightweight, fast and easy to use.