Linux kernel map
The kernel was created by Linus Torvalds in 1991 and was soon adopted as the kernel for the GNU operating system which was created to be a free replacement for Unix.
Since the late 1990s, it has been included in many operating system distributions,
The most popular Linux distributions are :
Ubuntu / CentOS / Fedora / Debian / Red Hat Enterprise Linux / Linux Mint / OpenSUSE / Manjaro / ElementaryZorin