Firefox 13

Mozilla's popular open-source web browser.

Details

Mozilla Firefox is a fast, full-featured Web browser that includes pop-up blocking, tab-browsing, integrated Google search, simplified privacy controls, a streamlined browser window that shows you more of the page than any other browser, and a number of additional features that work with you to help you get the most out of your time online.

by Mozilla at http://www.mozilla.com/en-US/firefox/