iTunes Multi-Genre Tagger adds descriptive metadata to your music. These descriptive tags are gathered from the Last.FM API (no user account necessary) and then written into the ‘Grouping’ field of your music file(s).
And wherefore? To break old habits. With the ‘Grouping’ column displayed in iTunes, this enables you to filter music by multiple categories, even very specific ones (i.e. “90s argentina indie”) from within the iTunes search feature. In this way you’ll find music you’d otherwise not think to listen to.
Here is what your ‘Grouping’ column will look like in iTunes afterwards:
Free as in beer. Source included. Enjoy.
Download (version 0.6)
Requirements: Mac OS X 10.4 or higher

April 21st, 2009 at 3:29 pm
[...] There’s now a newer version, and I’ve created a separate project page for it. As of version 0.6, it’s now a standalone OS X application (though the Ruby source is [...]
August 28th, 2009 at 9:22 am
When is the PC version coming out?
September 20th, 2009 at 5:05 am
I think that Snow Leopard broke the application. Any chance we’ll get an update soon?
October 10th, 2009 at 7:43 pm
Version 0.6 .zip file returns an error upon unarchiving: ” ! Unable to unarchive (Error 1 - Operation not permitted). “
Corrupted file?
February 14th, 2010 at 3:12 pm
Windows user here. I am going to bookmark this and hope that a windows version comes out. This program is exactly what I have been looking for.