Firefox 5 is now officially available for download, only 3 months after the release of Firefox 4. It\’s probably the quickest major release from Mozilla yet after adopting the new rapid release development cycle which is like Google Chrome development cycle.

The latest version of Firefox includes more than 1,000 improvements and performance enhancements that make it easier to discover and use all of the innovative features in Firefox. This release adds support for more modern Web technologies that make it easier for developers to build amazing Firefox Add-ons, Web applications and websites.

On the surface, you can\’t really distinguish the difference between Firefox 5 from the earlier version. There is long list of features added and improved in this release but to name a few they are:

  • CSS animation support
  • Do-Not-Track option made more visible
  • Improved background tabs and HTTP idle connection performance
  • Improved canvas, JavaScript, memory, and networking performance
  • Improved standards support for HTML5, XHR, MathML, SMIL, and canvas
  • Stability and security improvements


Mozilla Firefox is the first browser to support Do No Track privacy feature across platform including Android. This feature tells the websites that the user wants to opt-out of online behavioral tracking. It now more visible to users in desktop and mobile version of Firefox:


So what are you waiting for? If you are still using Firefox 4, just go to Help -> About Firefox and click on \”check for updates\” or you can download Firefox here.


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