The highly anticipated Mozilla Firefox is finally out on the market. Firefox 3 Release Candidate in known as an intermediate step between the beta version and the final release and it will be used by developers to test their codes against the browser before its official general release.

The new Firefox will be easier, faster and surely more secure. The aspect changes are very insignificant, but the usability changes definitely make up for it.

The new address bar begins searching the user’s bookmarks and web sites history for matches as soon as an address begins to be typed in.

Both history window and the bookmarks window are displayed together in an Structured Query Language (SQL) database. Several new options are now available, including dragging an URL from the history column directly into a bookmarks folder. Also, a new Smart Bookmarks offers a complete categorization of the user’s folders, guided by the most frequently visited, recently bookmarked, and recently tagged web sites.

Firefox’s memory management and speed were also improved, passing the Acid2 test and managing to score 71 out of 100 on Acid3, with only 4 points behind Safari 3.1. A number of issues when dealing with web sites such as Gmail or Windows Live Mail still need a fix but without a doubt all problems will be resolved for the final version.

A large number of changes have been made by Mozilla for the user interfaces on Vista, XP, Mac OS X and Linux, changes requested through the users feedback.