Joomla! License Guidelines
This Web site is powered by Joomla! The software and default templates on which it runs are Copyright 2005-2007 Open Source Matters. All other content and data, including data entered into this Web site and templates added after installation, are copyrighted by their respective copyright owners.
If you want to distribute, copy, or modify Joomla!, you are welcome to do so under the terms of the GNU General Public License. If you are unfamiliar with this license, you might want to read 'How To Apply These Terms To Your Program' and the 'GNU General Public License FAQ'.
Joomla! documentation is released under the terms of the Creative Commons Attribution-Non-Commercial-Share-Alike License 2.5 or by the specific license of their respective copyright owners.
The Joomla! licence has always been GPL.