Mozilla Firefox 4 Release Candidate is now available for Windows, Mac and Linux.

It has now finished the the beta cycle and you can download it as an available release candidate here, or those of you who have been beta testing Firefox 4 will automatically be updated to this new version anyway.

The community of add-on" developers will be pleased to know that 70% plus of the Firefox add-on's are now compatible with Firefox 4. If you know of a favorite add-on that isn’t marked as being compatible, you can help to test the add-on, using the Firefox Add-ons Compatibility Reporter.

Over 8,000 bugs have been fixed by the FF team since the first beta release and they are asking people to test the release candidate and submit their own feedback, this should help make sure that Firefox 4 is and will be the best it can be. If you would like to, you can also join in on the Mozilla "QA" to help validate the new features, enhanced performance, stability and HTML5 capabilities in Firefox 4.

Lee