Just three months after the release of Firefox 4, Mozilla has pushed out Firefox 5 for the desktop and Android devices.That’s a big change from the two years it took to move from Firefox 3.5 to Firefox 4.

The big new features, courtesy of the release notes include:

Support for CSS animations
Better visibility for the Do-Not-Track header preference
Improved canvas and JavaScript support
Better standards support for canvas, HTML5, XHR, MathML and SMIL
Better tuned HTTP idle connection logic

To get the latest version of Firefox for Windows, Mac or Linux click on “check for update” under the “About Firefox” menu or download the Firefox Aurora and Beta channels here.Visit this page to get the latest version of Firefox on your Android device or to join the beta. Users with Firefox for Android installed will receive a notification to update to the latest version.