Developed in Russia, ALT Linux is a universal distribution created by an international team of free software developers. It is available from our resellers, as well as on our FTP site and on its mirror sites. We offer a number of universal distributions. Our distributions are not simply collections of software, they are packages of ready-to-use solutions. They are equally suitable for servers and for home use. ALT Linux Junior is a single-disk distribution for home computers, designed especially for beginners, easy to install and use. ALT Linux Master is a universal distribution which can be used on a server or on a workstation. It is equally useful for software developers. ALT Linux Castle is a protected server distributions on the basis of RSBAC system.