Grunge Fonts

The master of all posts on Grunge fonts:

http://www.hongkiat.com/blog/100-great-abstract-and-grunge-fonts/

Grunge Textures and Backgrounds

The definitive sources:

http://www.grungetextures.com/

http://www.textureking.com/index.php/category/grunge

Grunge Brushes for Illustrator and Photoshop

http://getbrushes.com/grunge-photoshop-brushes

http://www.photoshopbrushes.com/grunge-brushes.htm

http://www.brusheezy.com/brushes?cat=grunge&psv=&sort=

http://www.brusheezy.com/brush/535-Free-Vector-Grunge-Brush-Pack-

http://www.youthedesigner.com/2008/07/23/10-great-grunge-vector-packs/

Another compilation of great grunge-style resources:

http://webdesignledger.com/freebies/best-grunge-textures-and-photoshop-brushes-all-in-one-place