Mozilla Firefox 

Mozilla Firefox is a web browser commercialized and managed by the Mozilla Corporation.

It is the second-most-popular browser in use worldwide after Microsoft Internet Explorer. Its major advantage over the Microsoft Internet Explorer is speed. It is much faster.

Mozilla Firefox is an open-source. Firefox's source code is free software, released under a tri-license GPL/LGPL/MPL.

Mozilla Firefox includes the following features

• tabbed browsing,
• phishing protection,
• spell checker,
• incremental find,
• live bookmarking, 
• integrated download manager, 
• search system that uses Google,
• automated updates.

There are more than 2,000 add-ons available by third party developers.  The most popular include FoxyTunes (controls music players), Adblock Plus (ad blocker), StumbleUpon (website discovery), DownThemAll! (download functions), and Web Developer (web tools).

Mozilla Firefox Clear Private Data

One function worth mentioning is the Clear Private Data function that is very easy to use. Firefox offers the ability to clear all your private web browsing data with just one click with the Clear Private Data tool.

Mozilla Firefox Search Suggestions

Another very handy feature is the Search Suggestions. Some of the search engines in Firefox 2 can read your mind, and actually suggest search terms for what you’re looking for as you type. Just start typing into the Search bar, and a drop down list of suggestions will appear.

Supported operating systems

Firefox runs on Microsoft Windows, Linux, Mac OS X, and others.

Download Mozilla Firefox

http://www.mozilla.com/en-US/firefox/

Can you recommend any other browser?

Yes, another popular browser on the market is the Opera browser.

Do you have more information related to Firexfox?

Yes, the page about reusing windows for hyperlinks talks abou one important feature.