From Oxxus Wiki
Derived from Unix, developed by Programming Language C creator, Linux OS is nowadays one of the most used operation systems when server security is required.
Get more RAM when hosting Linux VPS Servers and SSH Access.
Although now equipped with powerful desktop environment with several windows managers like KDE, Gnome etc., its most important role is still with server side as it's a network and server oriented operation system.
It is developed under Open Source Community as all services within and runs on wide variety of computer hardware.
Provided as distributions like RedHat, Centos, Fedora, Debian, Ubuntu, etc., Linux OS still has its core, Linux kernel developed by Linus Torvalds, that is the same for every distribution exiting there now. Learn more on Linux and its distributions on the official pages.