Just used LogoSnap to create a generic (but very applicable) logo. Results were great, and they even provide the .EPS version of the logo(s) you build. This site is a great way to build a quick logo, with your own ideas. Website: www.LogoSnap.com Cost: Free, but please donate!
Nice, Free icons – 128 in the set! http://wefunction.com/2008/07/function-free-icon-set/
Share, create and view color themes on Adobe’s Kuler. kuler.
If you need high-quality icons of people (avatarish) or standard add/edit/delete icons, or [your-needs-here], this is a great place to start. The online royalty free clipart 17292 – vector clip art online, royalty free & public domain.
Silk Icons is a great source of rich icons for your website. Their icons are released under the Creative Commons license