Phing

Phing is a project build system based on Apache ant [ant]. You can do anything with Phing that you could do with a traditional build system like Gnu make [gnumake], and Phing's use of simple XML build files and extensible PHP "task" classes make it an easy-to-use and highly flexible build framework.

Phing is a build tool for PHP projects with builder written in XML. It is able to do nightly build, encode php code before packaging with ioncube or zend encoder, automatically include pear package and more...

Read More: http://phing.info/docs/guide/2.2.0/