Firefox 3.6 Beta (revision 4) now available for download

This morning the Mozilla community released Firefox 3.6 Beta 4, making it available for free download and issuing an update for all Firefox 3.6 beta users. This update contains over 100 fixes from the last Firefox 3.6 beta, containing many improvements for web developers, Add-on developers, and users. Almost 70% of the thousands of Firefox Add-ons have now been upgraded by their authors to be compatible with Firefox 3.6 Beta. If your favorite Add-on isn’t yet compatible, you can also download and install the Add-on Compatibility Reporter – your favorite Add-on author will appreciate it!

The Beta of Firefox 3.6 / Gecko 1.9.2 introduces several new features for users to evaluate:

(New in this version) Support for the HTML5 File API
A change to how third-party software integrates with Firefox to increase stability.
The ability to run scripts asynchronously to speed up page load times.
A mechanism to prevent incompatible software from crashing Firefox.
Users can now change their browser’s appearance with a single click, with built in support for Personas.
Firefox 3.6 will alert users about out of date plugins to keep them safe.
Open, native video can now be displayed full screen, and supports poster frames.
Support for the WOFF font format.
Improved JavaScript performance, overall browser responsiveness and startup time.
Support for new CSS, DOM and HTML5 web technologies.