Joomla! is a free open source framework and content publishing system designed for quickly creating highly interactive multi-language Web sites, online communities, media portals, blogs and eCommerce applications.
Joomla! provides an easy-to-use graphical user interface that simplifies the management and publishing of large volumes of content including HTML, documents, and rich media. Joomla! is used by organisations of all sizes for intranets and extranets and is supported by a community of tens of thousands of users.