From Joomla! Documentation
Revision as of 02:53, 19 August 2008 by Chris Davenport
An extension is a package that extends your Joomla! installation in some way. A small selection of extensions is included with the default Joomla! installation but many more are available from the Joomla! Extensions Site.
The term "extension" is generic and the following specific extension types are available (listed alphabetically):