OS X 10.8 or later only. This applet plays each track in the selected iTunes playlist for a set time interval optionally starting at a set number of seconds into each track, beginning with the selected track. Handy for 'scoping playlists.
Settings are saved between launches.
Two scripts copy text from clipboard to current or single selected track's lyrics tag
Export album artwork as folder.jpg to Album folder
Remove audio stream tracks
Remove selected tracks and Trash or delete their files
Remove iTunes tracks disassociated from files
Display, create text file listing info of dead tracks