Linux Linux Linux ( ) is a family of free and open-source software operating systems built around the Linux kernel. Typically, Linux is packaged in a form known as a Linux distribution (or "distro" for short) for both desktop and server use. The defining component of a Linux distribution is the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds. Many Linux distributions use the word "Linux" in their name. The Free Software Foundation uses the name "GNU/Linux" to refer to the operating system family, as well as specific distributions, to emphasize that most Linux
Chippewa Operating System Chippewa Operating System The Chippewa Operating System often called COS is the discontinued operating system for the CDC 6600 supercomputer, generally considered the first super computer in the world. The Chippewa was initially developed as an experimental system, but was then also deployed on other CDC 6000 machines. The Chippewa was a rather simple job control oriented system derived from the earlier CDC 3000 which later influenced Kronos and SCOPE. The name of the system was based on the Chippewa Falls research and development center of CDC in Wisconsin. This operating system at Control Data Corporation was distinct from and