On my site - http://chancellorofdesign.com - you can browse though and download the rest of my photoshop brushes for free, as well as post your own brushes.

In case you're wondering... Chancellor of Design is a community of Artists, Designers, Photographers, etc... all creative types really. Create an online portfolio for free, set up a profile, write blogs, buy artwork, post and sell your own work, connect with other Artists and Designers from around the globe... and much more!

http://chancellorofdesign.com