Artistica Icons Set contains the following icons available in PNG, ICO and ICNS format:

computer-download, graph-up, comment-sms, zoom-in, rss, rss-down, rss-delete, rss-add, rss-up.

Twitter is experiencing an amazing growth and is also becoming a good source of traffic & quality articles for bloggers. Twitter can bring very targeted traffic that’s why a lot of bloggers promote their Twitter profile. Here’s great list of high quality free icons. Collected by wpdone.com and named 40+ Excellent Twitter Birds Icons for Bloggers.
Excellent Twitter Icons

Freebies: Twitter Icons – Happy Birds

These 4 happy go lucky birds can be used on your blog or website to encourage others to share your content or to follow you on Twitter. These icons are available in PSD and PNG formats.

100+ High Quality Icon Set

Here are preview of one of the best free icons collection on the web. Icons hand-picked by tripwiremagazine.com in collection you’ll find more than 100 free icons. 100 High Quality Hand-picked Icon Sets that you can use in your designs. All icons sorted to categories for easier searching.

22 Perfect quality and Beautiful Icon Sets

Icons come in many different sizes and styles. Some are flat and solid colors, while others can be very detailed. Icons in web design are often used to enhance content and navigation, but the ones in this post are so detailed that they could easily stand alone as beautiful works of art. So if you plan on using these, be careful that they don’t steal the show. Original post by webdesignledger.com.

Free Easter Icons
Easter is coming prepare to celebrate it. Free icons created by webdesignerwall. Download for free from IconDock. Below is the final icon and original sketch preview.

Simple and nice icons. Several green leaves in different designs. Can be used as logo, icon or design element on your website, blog or scrapbook.

Beautiful simple and useful social icons set by kreativefarden. This set contains eight social icons like technorati, delicious, stumble upon, twitter, digg, myspace, designfloat, facebook plus one RSS icon.
The icons were created by using CorelDraw 11 and export to Illustrator.