Mozilla Thunderbird is a total redesign of the Mozilla mail component to produce a cross-platform, stand-alone mail application using the XUL user interface language. It has many new features, among them the ability to customize your toolbars the way you want them.

Among desktop Mail clients, Mozilla Thunderbird is still a popular choice. Thunderbird unites many advantages, including the flexibility we all know from Firefox. One of the greatest joys for me is customizing Thunderbird’s look and feel.

Mozilla Thunderbird 2.0.0.4 was released on Thursday 14th June. This update to the Mozilla Corporation's mail client includes bug fixes but no new features. For the first time, this release of Thunderbird is available in Korean.

Mozilla's CEO Thursday evening answered charges that the company is dropping development of the Thunderbird e-mail client because of its partnership with Google. Several comments posted to Mitchell Baker's blog put forward conspiracy theories of a link between Mozilla's decision on Thunderbird and Google's push into e-mail with its Gmail Web-based service.

Mozilla will step up the pace of on its Thunderbird mail and communications platform next year, to re-invigorate a "stagnant" email client scene.

Whether you are using Linux or not, Thunderbird is a great email client. It’s been around awhile, and works well. But what if we want more than what Thunderbird offers stock? What can we do so that we can share address books between users on completely different computers? Is there a way to use calendars? Can we then share the calendars so other users can access them? With fresh-from-the-box Thunderbird, good luck. Fortunately, the folks at Mozilla have given us the ability to create extensions for this great email client

Oddly, given the ubiquity of e-mail, we've never seen a really good open-source e-mail client. Mozilla wants to change that with Thunderbird.

ThunderBrowse is a Mozilla Thunderbird plug-in that integrates Web surfing directly into Mozilla's e-mail client by adding a simple URL bar to Thunderbird's email preview panel.

Open-Xchange, the leading provider of business-class open source collaboration software, announced today the availability of a free connector for Mozilla Thunderbird, the cross-platform e-mail and news client developed by the Mozilla Foundation.