Livicons is a $12 icon pack of cross browser animated vector icons. They're pretty cute.

CSS3 button set with 42 login/social icons. It’s image-free, small and easy to use. CSS buttons have a number of obvious advantages in comparison to image buttons: editable labels, smaller bandwidth consumption, graceful degradation, and editable size. Available on github.

Iconic is intended to be minimal renderings yet unique in form. Alternatives for several marks have been added for greater choice in style.

Works in all sizes; one main goal for these icons were to have them maintain high legibility over a large scale range. Almost all of the icons in this set will work from 8×8 pixels to however large you need to go. To give the greatest flexibility, the icon set packages all icons in PNG, SVG, SWC, OFT/TTF/EOT and Omnigraffle stencil formats.

All raster-format icons come in 5 sizes; 8×8, 12×12, 16×16, 24×24 & 32×32 pixels as well as 14 colors. This set is currently licensed under the Creative Commons Attribution-Share Alike 3.0 license.

"We’ve rounded up some of the most impressive works of social icon art circulating the web lately. The sets below all feature high-quality, high-detail icons that are easy to download and manipulate, thanks to their high resolutions and transparencies. Best of all, they’re free."

"gCons, a set of free all-purpose 32×32px icons for designers and web developers (100 icons). The icons come in 12 different colors and are available in PSD, PNG, JPG and GIF formats."

"Icons are an effective aid in helping users quickly find and gather information. They not only communicate information but help break it up and add visual interest to grab the users’ attention.

With thousands of icons available, with endless gradients, colors and reflections, it can be overwhelming as to what will best suit your minimalist design. There are alternatives to all those over-glossed icons, should you require a more simple, elegant design style.

Here are ten noteworthy icon sets which match the minimalist design ethos."

Do you remember the last time you were stunned by someone’s work? We can’t stop praising the works of ~AntiAliasFactory a DeviantArt Artist. Maziar Firoozmand, a very talented designer from Iran is the man who publishes some stunning work under the handle AntiAliasFactory, you can check out his stunning deviantart gallery and download some high quality design freebies

"Includes: 15 Icons Blogger /Blogspot , Delicious, Digg, Facebook, Design float, Linkedin, Mixx, Myspace, RSS, Technorati, Twitter, Wordpress, Yahoo!"

"18 social networks represented alongside astandard RSS icon in PNG format, this is a beautiful collection that can be used for a wide variety of purposes."