About this Release Candidate Firefox 3.5 (Release Candidate) is the seventh development milestone of Firefox 3.5, the next version of the Firefox web browser. While this release is considered to be stable, it is intended for developers and members of our testing community to use for early evaluation and feedback. Users of the
latest released version of Firefox should not expect all of their add-ons to work properly with this milestone.
Check out whats new, the known issues and frequently asked questions about the latest version of Firefox. As always, youre encouraged to tell us what you think, either using
this feedback form or by
filing a bug in Bugzilla.
Whats New in Firefox 3.5 (Release Candidate)
Firefox 3.5 (Release Candidate) is based on the Gecko 1.9.1 rendering platform, which has been under development for the past year. Firefox 3.5 offers many changes over the previous version, supporting new web technologies, improving performance and ease of use, and adding new features for users:
- This release candidate is now available in more than 70 languages - get your local version.
- Improved tools for controlling your private data, including a Private Browsing Mode.
- Better performance and stability with the new TraceMonkey JavaScript engine.
- The ability to provide Location Aware Browsing using web standards for geolocation.
- Support for native JSON, and web worker threads.
- Improvements to the Gecko layout engine, including speculative parsing for faster content rendering.
- Support for new web technologies such as: HTML5 <video> and <audio> elements, downloadable fonts and other new CSS properties, JavaScript query selectors, HTML5 offline data storage for applications, and SVG transforms.
Developers can find out about
all the changes and new features at the
Mozilla Developer Center.
