Fedora
Fedora is a Linux distribution developed by the community-supported Fedora Project which is sponsored primarily by Red Hat, a subsidiary of IBM, with additional support from other companies.
NetBSD
NetBSD is a free and open-source Unix-like operating system based on the Berkeley Software Distribution (BSD). It was the first open-source BSD descendant officially released after 386BSD was forked.
Manjaro Linux
Manjaro is a free and open-source Linux distribution based on the Arch Linux operating system.
UNIX
UNIX and Unix-like system administrators: BSD / Linux / Etc... - News - Discussions - Conferences - Streams
Gentoo Linux
Gentoo Linux is a Linux distribution built using the Portage package management system.
MX Linux
MX Linux is a midweight Linux operating system based on Debian stable and using core antiX components, with additional software created or packaged by the MX community.
openSUSE
openSUSE, formerly SUSE Linux and SuSE Linux Professional, is a Linux distribution sponsored by SUSE Linux GmbH and other companies.
Slackware
Slackware is a Linux distribution created by Patrick Volkerding in 1993.