The pfbtopfa utility converts PostScript Type 1 fonts in the PFB binary format into the ASCII PFA format used by X and other Unix PostScript Type 1 font uses. It can be used to convert font files, or it can be used as a traditional Unix filter, reading its input from stdin and writing its output to stdout. It can also be used as a combination of the two: read from stdin, write to a file, or read from a file, write to stdout.
phalidate is a set of classes used in data validation. Data can come from an HTML form or other source. It is designed to work with or without a templating engine like Smarty, to be extensible, and easily changed. It also has support for localized error messages (currently English, Spanish, and German).
php xmllib is a class that is capable of parsing XML documents using only PHP code, without the need for a special extension library like Expat or any other XML parsing library. The code is very compact and efficient compared to competing libraries. However, it's not as feature-rich.
php4flicks is a PHP/MySQL movie database. It features automatic retrieval of information from IMDB, genre support, user-defined movie categories, a completely CSS-based layout, a powerful search function, and the ability to export the movie list as a PDF. A multilingual version as well as a multi-user version offering db-based user administration, buddy lists, a communication panel, and much more are also available.