Freebies are always welcome. This is a set with 204 Google Plus Interface Icons by Web Design Shock. The freebie includes both vector (PNG) and pixel perfect (PSD) sources, color and gray versions and different sizes.
Download Google Plus Interface Icons
I want to show you a very particular Icons Pack. There are 16 origamized icons ready for download and use in your blog associated to any social network link. Included Flickr, Stumble Upon, Delicious, Digg, Gmail, etc.
Another Icon Set where you can find nice Avatars also the PSD file. Designed by productivedreams this set include 5 Avatars that you can use in your website, project or in your instant messenger. The Avatar Set can be downloaded for free from author page.
DrinkRSS offers free RSS and Feed icons to use on your blogs and other websites.
iPhone icons in two colors, black and white in 3G version. Icons format is 256×256 px – Lockscreen, Mainmenu, Backside, Frontside, Wallpaper by d1niel.
Bright! is a crisp, sharp and beautiful set of 148 hand-crafted icons in vector format, ideally for both web and print work. You can use Bright! for personal and commercial projects at free of charge.