Linux kernel an SCM system which satisfied Torvalds' technical requirements. BitKeeper was made available to Linus and several others free of charge but was not free software, which was a source of controversy. The system did provide some interoperability with free SCM systems such as CVS and Subversion. In April 2005, efforts to reverse-engineer the BitKeeper system by Andrew Tridgell led BitMover, the company which maintained BitKeeper, to stop supporting the Linux development community. In response, Torvalds and others wrote a new source code control system for the purpose, called Git. The new system was written within weeks, and in two months
Canaima (operating system) have been generated with several countries and manufacturing hardware companies: The most successful instances of the use and adoption of Canaima: It is a project initiated in 2009 by the Venezuelan Ministry of Education (Ministerio del Poder Popular para la Educación) that provides students in primary education with a laptop computer, known as Canaimitas, with free software, using the Canaima operating system and a series of educational content created by the Ministry of Education. In 2011, 1,314,091 laptops were acknowledged as being delivered. The national telephone company, CANTV, uses the operating system to a certain extent according to their Equipped