When it comes to freebie designs, beautiful icons sets are tops. Designers scour for these free treasures more than anything else. You can use icon sets in Web applications, website designs and on your desktop. If well designed, they make a great impression on others. Beautifully designed icons also prove the quality of a designer's work, so many designers make theirs freely available online, thus giving their work more exposure.

In the overview below, we present 50 beautifully designed, free and professional high-quality icons for desktop and Web design. All of them can be freely used for private projects, and some are available for commercial use as well. Regardless, always read the licenses -- they may change from time to time.

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