The emergence of Joomla! originated from the "internal conflict" in stewardship of the core developers of Mambo Open Source or more frequent known as Mambo in 2005. Party founder (Founder) Mambo wanted to establish an institution that is named Mambo Foundation. The idea was strongly opposed by developers of parties when (3rd Developer), the reason being that if development Mambo Mambo Foundation is controlled by a current concern Mambo will be commercialized. Whereas the original purpose of the birth of the Mambo is open source, anyone can modify and add scripts for the system to work better and more secure (secure), although just be free.
Around August 2005, partly out of Mambo's core developers stewardship of the core developers of Mambo program. Keep in mind, Mambo can work better and is growing very fast because supported by third-party developers who have made several additional applications called Components, Modules, Plugins (Mambots), and Templates. Without these additional applications, Mambo just an ordinary software and have no privileges. Discussion on Component, Module, Plugins (Mambots).
Subsequent developments, the developers of the Mambo core comes out of stewardship is joined and on 16 September 2005 create a CMS named Joomla Open Source. Released initial version Joomla is version 1.0.0 which is a "clone" of Mambo version 4.5.3. Called cloning because it's all exactly the same script. Mambo then form a new management for develop the next version of Mambo.