Generator Favicon. A favicon (short for favorites icon), are litle icons associated with a particular website or webpage, shown next to the sites name in the URL bar of most browsers. The most common sizes for favicons are: 16×16, 32×32, 48×48, 64×64, 128×128. Browse to the files location on your computer to select the image and press Upload Image button to generate a favicon for your site.
Genfavicon is a best free, easy website to generate favicons. You can give a directly link to the image or upload any image and then select the portion to be shown of the image in favicon and then select the size for favicon. Now you can download gif or ico file of the image which you can easily use for your website. Below you can see the selected area in the image to be the favicon.