Vector Social Media Icons is a free set that includes 50 icons of the most popular social media network from the internet. With the vector format (16px and 32px), you can scale the icon to any size ideal to fit in your web design projects or in any high quality print materials. The icons come in 3 different files format: vector EPS, PNG, and GIF.

Icons include: AOL Amazon, App Store, Apple, Bebo, Behance Network, Blogger, Delicious, Design Bump, Design Float, Deviant Art, Digg, Email, Facebook, Flickr, FriendFeed, Friendster, Google, Google Talk, Last.fm, LinkedIn, MSN, Microsoft, Mister Wong, Mixx, MobileMe, MySpace, Netvibes, Newsvine, Posterous, Qik, RSS, Reddit, Retweet Button, Share This, Skype, Slash Dot, SlideShare, Squidoo, StumbleUpon, Technorati, Tumblr, Twitter, Viddler, Vimeo, Virb, WordPress, Yahoo, Yahoo Buzz, YouTube.

Furry Cushions Social Icons is a set with 6 transparent furry social icons in .PNG made by the Italian graphic designer Andrea Austoni and released especially for Noupe and its readers. This set can be used free for both personal and commercial projects, including software, online services, templates and themes. It may not be resold, sublicensed, rented, transferred or otherwise made available for use.

Quoting Andrea Austoni, the designer:

It’s that time of the year again, when you just need a furry cushion to help you socialize. The Furry Cushions Social Icons set includes icons for Delicious, Facebook, LinkedIn, RSS, StumbleUpon and Twitter. All icons come as transparent PNGs in 4 popular sizes. Have a comfy social life in 2010!

To celebrate the Redesign of the Envato Marketplaces, GraphicRiver is sharing a completely free web icon set that was designed by the icon designers from Turbomilk. All you need is a link back to the free icon set page (http://graphicriver.net/free-icons) and you can use the icons in anything from personal to commercial items for sale on ThemeForest and FlashDen. Go wild!

FatCow Web Hosting, a leading provider of web hosting, domain registration and related marketing services, is sharing 1000 free beautifully designed web icons for download. The icon set includes both the 16px and the 32px versions of the icons. The images are available in PNG format with transparent backgrounds.

WooFunction is a Web Icon Set completed by Liam McKay (manager of WeFunction.com) exclusively for WooThemes. The pack includes 178 free web-related icons (32×32 transparent .png files) in a sophisticated and glossy design style.

If you have an in-depth look at the individual icons, you’ll notice that Liam has spent a lot of time paying attention to the finer details, which means that this is a really classy icon set.