Chapter 6. Extending Joomla!
In This Chapter
It’s difficult to find a Joomla-powered website that has not added functionality beyond the basics with some sort of extension. The word extension collectively describes components, modules, plug-ins, templates, and languages.
Thousands of extensions are available both free and commercially from third-party providers. You can find out more about them at extensions.joomla.org (for GPL) and other commercial directories (for non-GPL).
2010 saw the release of Joomla 1.6, which signified a major rewrite of the software. It was a significant enough change that extensions had to be rewritten to operate efficiently in the new version. Always make sure that any extensions you plan to install are Joomla 1.6 ...