PHP-Nuke is a web-based automated news publishing and content management system based on PHP and MySQL. The system is fully controlled using a web-based user interface. PHP-Nuke was originally a fork of the Thatware news portal system.

PHP-Nuke was originally released under the GNU General Public License as free software however, versions after 7.5, are pay for use. This is permitted under the GNU GPL (providing the source code is included), and the purchaser of the software has the right to freely distribute the source code of the product. This charge only applies to the latest version of PHP-Nuke; previous versions are available free of charge. PHP-Nuke site is no longer owned by the original developer Francisco Burzi.