The Aura Autoload package provides a PSR-0 compliant SPL autoloader implementation for PHP. It also matches the proposed SplClassLoader interface.
The Canonic Autoloader for PHP maps *.php includes and *.phar resources for class and function declarations. It unifies language-compliant identifier determination and provisioning in a compact self-contained handler.
A class library for working with MS Visio files.
A converter from Postscript(TM) and PDF to other vector graphic formats.