OS X 10.8 or later. This script will look for an image file in the parent folder of each selected track's file--presumably its Album folder in which you have previously placed an image file of some sort--and apply the data from that image file as artwork for the track.
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downloaded 4m 15s ago
Convert or import tracks with any encoder on the fly
downloaded 47m 31s ago
Exports and then re-imports selected tracks' artwork
downloaded 1h 4m 59s ago
Correct song titles listed as "Artist - Song Name"
downloaded 1h 11m 48s ago
Remove selected tracks and Trash or delete their files
downloaded 1h 21m 35s ago
View/Edit tags of selected track(s) in single window
downloaded 1h 22m 35s ago
Displays files in iTunes Media folder not in iTunes track library