Icons for applications is like Salad dressing without it either desktop or web applications is tasteless and as it is always said “A picture is worth a thousand words” and if you are a website owner or designer then you should use icons where appropriate to deliver ideas to your visitors or catch their attention.
In this article I will list a few links where you can visit to search and download professional free icons and if by the way you are an icon designer as well then I will direct you to submit your icons on some websites that accepts submissions. You can always buy professional icons from websites like graphicriver.
In VistaIcons.com you can find a very large collection of free 256×256 icons with Vista style either in PNG or ICO formats. Download is easy and no registration required. You can submit your icons here.
The Iconfactory is a professional icon designers. In the website they provide over 300 free icons for download and free only for personal and desktop use.
The Yellow Icon
The Yellow Icon is a very skillful and professional icon designers. In the downloads section in the website they offer many icons for free download.
Iconshock is professional stock icon designers they have more than 700,000 professional royalty free icons. In the Free Icon sets page you can download many icon sets for personal or commercial use.
In IconFinder you can search through more than 100,000 icons or even browse through more than 200 icon sets. When you search in iconfinder you can minimize you search results by size, background color or even by license. You can submit your icons here.
iconlet is an icon search engine where you can search and download icons on the web.
FastIcon is a free stock icons and free custom icons provider. On free icons page they offer 8 free icon sets for free download.
The Crystal Clear icon set by Everaldo Coelho is a free professional icon set licensed under the GNU Lesser General Public License (LGPL) with a real size of 128px. The icon set contains 1300 icons.
Free professional icon set to download.
famfamfam.com offers 4 wonderful, professional and small icon sets “for your new website or web application, at the best price there is (free!)?”.
In deviantArt you can search, browse and download thousands of free submitted icon sets and icons by designer from all around the world just navigate to category customization, then select sub category icons to browse icons. You can also submit your icons or any kind of designs by creating a free account.
Download multiple professional icons for free personal use from these wonderful icons and identity designers.
You can download free and vector graphics with different licenses from these professional icon designers.
Download Free Icons for Software & Web Application Interfaces. Their icons are designed specifically for the developer.
Download free icons for personal or commercial use and no back-links/credit required.
We Love Icons
Download free professional icons Windows and Mac in various sizes and free for personal use.
Download free professional icons for windows in various sizes with different licenses.
Professional icon design team that provides wonderful icon design services offers free icon sets at their freebies section.
Download free icons for personal use from this professional icon designer.
Websites are listed in no specific order. If you know any good websites with free icons, or websites that allows you to submit your icons be kind and share in comments.