Unlike most distros, it comes with paid Red-Hat-provided customer support.
CentOS*
Part of the RedHat family
Free to use, allows us to familiarize
basically a no-cost version of RHEL with nearly identical functionality but no provided customer support.
Fedora
built and is maintained by the Fedora Project and is sponsored by Red Hat and is the upstream source of RHEL
Tending to stay up to date with the latest free and open-source programs, software libraries and tools, it’s aimed towards the technology professionals, digital artists, software developers, gamers, students, and academia
Arch
Driven by a philosophy focused on simplicity.
ArchWiki– its online documentation repository – is one of the most comprehensive sources of Linux documentation. It’s targeted at experienced users.
Manjaro
Based on Arch Linux, takes advantage of the power and the features that make Arch a great distribution while providing a more pleasant installation and operation experience
focuses on user-friendliness and accessibility, very customizable