'''Container Linux''', (formerly '''CoreOS Linux'''), is a discontinued [[Open-source software|open-source]] lightweight [[operating system]] based on the [[Linux kernel]] and designed for providing infrastructure for [[Computer cluster|clustered]] deployments. One of its focuses was [[scalability]]. As an operating system, Container Linux provided only the minimal functionality required for deploying applications inside [[software container]]s, together with built-in mechanisms for [[service discovery]] and configuration sharing.<ref name="container-linux-rename">{{Cite web
* Official {{Official website}} and [[GitHub]] source code repositories: {{GitHub|coreos|CoreOS|link=hidden}}, {{GitHub|coreos/etcd|etcd|link=hidden}}, {{GitHub|coreos/fleet|fleet|link=hidden}}, {{GitHub|coreos/rkt|rkt|link=hidden}} and {{GitHub|coreos/coreos-overlay|CoreOS-overlay|link=hidden}}
* {{DistroWatch|CoreOS|name=CoreOS}}
* [http://www.sebastien-han.fr/blog/2013/09/03/first-glimpse-at-coreos/ First glimpse at CoreOS], September 3, 2013, by Sébastien Han