Some of the key Firefox 5 features are
- Supports for CSS animations.
- Supports for Firefox channel switcher.
- Improved standards support for HTML5, XHR, MathML, SMIL and canvas.
- Improved desktop environment integration for Linux users.
You can download Firefox 5 for your relevant platform from the links mentioned below:
Download Firefox 5 for Windows – Direct link
Download Firefox 5 for Mac – Direct link
Download Firefox 5 for Linux – Direct link
Just for your information – a few days back Mozilla released Firefox 6 Alpha and with the speed at which Mozilla is churning out new releases, Firefox 6 will soon make it to the world as well.