Meunity is a Web-based community system that uses PHP. It is object oriented, so it is easily extendible. Its database abstraction layer allows it to be compatible with multiple databases. It is easily configurable, and includes content management systems and advanced administration.
Phptempt is a template engine for PHP and Java. Templates are precompiled and then included to the script/Java program as a PHP script/Java program. Templates are organized in blocks and placeholders, all placed in one single file. Blocks may be recursive. A version of the engine is available that is optimized for Java and particularly useful for the creation of code generators of any kind.
AcmosisFR is a PHP frontend for IRPd, the shoutcast/icecast streamer. Using this frontend you can create a fully interactive radio service accessible via a Web page (providing current song details, requesting/skipping songs, statistics, playlist management, and more). It also includes a patch for IRPd compatibility with yp.shoutcast.com.