FireFox 12 Stable for Windows/Mac/Linux/Ubuntu(Updated-April,2012)

Mozilla Firefox is a free and open source web browser descended from the Mozilla Application Suite and managed by Mozilla Corporation. Firefox has approximately 25% of worldwide usage share of web browsers, making it the third most widely used browser, according to different estimates. To display web pages, Firefox uses the Gecko layout engine, which implements most current web standards in addition to several features that are intended to anticipate likely additions to the standards.
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