GippleDee Link Directory Software is a DMOZ-style web-based link directory application written in PHP.
PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.
The MySQL database has become the world's most popular open source database because of its high performance, high reliability and ease of use.
The Apache HTTP Server Project is an effort to develop and maintain an open-source HTTP server for modern operating systems including UNIX, Linux, OSX and Windows.
CentOS is an Enterprise-class Linux Distribution derived from sources freely provided to the public by a prominent North American Enterprise Linux vendor.