This free set includes 50 icons of the most popular social media networks on the internet. The icons are designed in 32px and 16px vector format. With the vector format, you can scale the icon to any size to fit with your design or use it in high quality print materials. What you will get from the zip package: 32px and 16px in three different file formats: vector EPS, PNG, and GIF.

A great set of iPhone icons from Glyphish. (via benjaminf)

benjaminf:

prettify:

Flurry System by The Iconfactory

Now you can make your entire system look like the iPhone home screen. By god these are some lovely icons, eh?

matthewb:

Buz from IconDrawer has redrawn and upsized his ubiquitous Classic Icons series to 512×512. The new set is slightly smaller than its predecessor, but includes a couple of notable beauties: the new cart icon in particular is gorgeous.

Gorgeous icons.

Downloads · Komodo Media

Awesome set of social networking high quality icons. (via David Kaneda)

Smashing Magazine has (another) article on their website with 50 free useful icons for your website.