Mozilla:

Release Notes

released to beta users June 16th, 2009

This is the first release candidate for Firefox 3.5, the latest version of the Firefox web browser. As a member of our beta audience, you are being updated to this version to help test and preview the new version before it is released to the general public. Please read below for more information.

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.

What's 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 beta 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

Thanks to Brett H. for the tip. Apparently, the final version of Firefox 3.5 will be out by the end of the month.