Official site of the open-source browser. Includes product downloads, release notes, features overview, and information about switching from other browsers.

Provides MSI installers for mass installing and upgrading Firefox.

Threaded discussion board. Including a support forum that allows guest postings.

A fully functional package of Firefox optimized for use on a USB key drive. A specialized launcher will allow most favorite extensions to work as you switch computers.

Weblog about developments in the nightly builds.

Charts developments in the nightly builds.

Mirror of builds optimized for specific platforms.

Provides general information about the browser, its features and development history, together with common criticisms and references.