Your favorite Linux distro probably descends from one of these three operating systems

Trace the ancestry of many Linux distributions still in widespread use, and the same family lines keep resurfacing. Ubuntu inherited much of its foundation from an older project, while Fedora, CentOS Stream, and Red Hat Enterprise Linux occupy different points along another long-running branch. SUSE took a more circuitous route, absorbing ideas and technology from several early distributions before growing into an ecosystem with its own identity.