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.
Perform search-and-replace on text in your choice of tags
Remove iTunes tracks disassociated from files
Apply selected CD's CD Text to its disc and track tags
Delete characters from the beginning or ending of selected tracks' name, artist, album, comments, composer, or show tags
Capitalize the first letter of each word in selected track names
Correct song titles listed as "Artist - Song Name"