M3UtoXSPF is a command line utility that converts M3U playlist files to XSPF format. It allows external utilities such as "ogginfo" to be specified in order to gather information from the audio files.
pGrab allows you to create a playlist and send all the files on that playlist to another computer.
Software to build and execute shell command lines from standard input in parallel.
Aliens have invaded your school, and it's up to the girls of the Science Club to save the day.