With the official Kali Linux Docker images, which include a minimal Kali Linux 1.1.0a base, you can easily run the best penetration testing distribution on almost any platform, including Mac OS X, SUSE, Gentoo, CentOS, RackSpace, and Azure. Docker is a revolutionary, open-source software that lets system administrators and application developers package, distribute and run apps in virtual containers, anywhere, without too much hassle.