iTunes Export exports playlists defined in your iTunes Music Library to stanard .m3u playlist files. iTunes Export is open source and freely available for use.
iTunes Export provides a simple command line application that can be used to generate playlists, a Graphical UI that provides a wizard interface to exporting playlists, or a DLL that can be used by other developers to add the ability to read iTunes Music Library XML files to other applications.
iTunes Export is available as a Console (command line) or GUI application that can be used to generate m3u playlists, or as a DLL that can be used by developers to create new applications that access the iTunes Music Library XML file.
Download: iTunes Export 1.3.1
