Software Update: Mozilla Firefox 3.1 Beta 2

Mozilla Foundation released the second beta release of its web browser Mozilla Firefox 3.1 yesterday. The program is as usual in a large number of languages available for Windows, Linux and Mac OS X. In this version we find improvements with regard to the speed of Javascript, there is improved support for CSS 2.1 and 3.0 and the switching between the different tabs in the browser has been adjusted. Below are the key changes in this second beta release:

Features and changes in this milestone that require feedback include:

• This beta is now available in 54 languages ​​- get your local version and let us know if it looks right.
• A new Private Browsing Mode that allows you to browse without Firefox storing any traces of where you’ve been – perfect for online holiday shopping!
• New functions that make it easy to remove the history of your past few hours of browsing, or remove all traces of a website.
• New support for web worker threads.
• The new TraceMonkey JavaScript engine is now on by default for web content.
• Improvements to the Gecko layout engine, including speculative parsing for faster content rendering.
• Removed the new tab-switching & preview behavior based on feedback from Beta 1 users
• Support for new web technologies such as the video and audio elements, the W3C Geolocation API, JavaScript query selectors, CSS 2.1 and 3 properties, SVG transforms and offline applications.

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Mozilla Firefox 3.1 beta 1, click on the image for a larger version.