Mozilla Firefox

Mozilla Firefox 3.6 Running the Acid3 test

Firefox is a free open source web browser made to compete with Microsoft Internet Explorer (now Windows Internet Explorer) starting in late 2003, early 2004 . The latest released version of Firefox is 3.6, and nightly Development builds are being made of 3.7. Firefox has also been in competiton with the new Google Chrome web browser.

Usage

46.5% of people use this browser, which makes it the most popular in the world. 35.3% use Microsoft Internet Explorer (14.7% IE 8, 11% IE 7, 9.6% IE 6). The other 18% use other browsers like Google Chrome or Safari.

File:Firefox 3.6 With a theme and addons.png

Mozilla Firefox with a Google Chrome-like theme and the Firebug addon

Extensibility

Firefox has always had the ability to use 3rd party add-ons, themes, language packs and plugins. This functionality has existed in previous Mozilla projects such as the Mozilla Suite as well.

References

Browser Statistics: w3schools Browser Statistics.