Mozilla Messaging has released Shredder (Thunderbird 3) Alpha 3. Originally planed as Beta 1, the Thunderbird team reversed its decision as there’s still plenty of work to be done including the most expected integration with the Lightning extension to provide calendaring features. What’s New in Shredder Alpha 3 There were over 250 changes in this release, many laying the groundwork for future changes. Some notable changes include: User Experience Improvements Improved Message Reader View This is the first stage of a series of improvements to refine the message reading experience; the first stage brings email controls closer to area in which the…

Firefox 3.1 is based on the Gecko 1.9.1 rendering engine. Firefox 3.1b1 New Features: Web standards improvements in the Gecko layout engine Added support for CSS 2.1 and CSS 3 properties A new tab-switching shortcut that shows previews of the tab you’re switching to Improved control over the Smart Location Bar using special characters to restrict your search Support for new web technologies such as the <video> and <audio> elements, the W3C Geolocation API, JavaScript query selectors, web worker threads, SVG transforms and offline applications. Suggested Readings: Firefox 3.1b1 Release Notes The “Firefox 3.1 For Developers” article Mozilla Links: Firefox…