Dry Icons

Highly professional free icon sets. All Icon sets contain icons commonly available in 16×16, 24×24, 32×32, 48×48 pixel 32-bit transparency PNG format and 128×128 pixel Photoshop’s PSD image format.

Free Icons Download

More than 500,000 professional stock icons for web and software including Vista, MAC, XP and original design styles. Most of them include Illustrator vector source icons for all kind of business, general, accounting, networking, medical etc.

Iconlet

Iconlet is simple search engine for free icons/images. Just type name in search window and you will get a list of available icons/images which you can use in your project.

Icon Archive

A categorized collection of high quality desktop & web icon sets. There are over 18,200 icons in 656 sets from 155 icon authors. Icons can be used for Windows XP, Vista etc., Macintosh OSX, OS and Linux as PNG Files.

Iconspedia

Huge collection of free PNG icons & icon packs for download.

Vista Icons

Download free Windows Vista style icons, free icon packs, free icon sets and Windows Vista desktop icons. A collection of over 2,500 high quality icons in PNG and ICO format.

Iconaholic

Website dedicated to everything to do with quality icons, free downloads, design services, stock icons etc.

Deviant Art

Thousands of categorized icons from a community of artists and those devoted to art.

Free Icons Web

Over 15,000 high quality free icons for Windows, Macintosh and Linux systems, showcasing desktop icons, Windows icons, Windows XP and Vista icons, Mac OS X icons, Linux, PNG transparent icons, GIF icons and pixels icons.

Web Site Icons

Nice free collection of small and large quality website icons!

Icojoy

Most of the icons at Icojoy are for sale at an affordable price, however, they do have a selection of free icons for download displayed on their blog where you can also learn about the technicalities of icon development.

4 feed icons in two sizes!

8 glossy feed icons and a .psd file included for changing colors!

18 colorful JPG feed icons done with 3d Studio Max!

4 variations of feed icons in circle shape!

30 color variations in PNG and vector format!