Pocket PC and Smartphone synchronization of cards, events, tasks and mails with Thunderbird, Lightning and Sunbird on ActiveSync and Windows Mobile Device Center.

A security extension which allows the use of authentication and encryption features provided by GnuPG.

Project to provide the functionality of the Sunbird calendar application as a thunderbird extension. Includes download and FAQs.

Official press release covering the launch of version 1.0.

Messages about bugs, features, builds, and the program in general.

Detailed installation guides and tutorials for Thunderbird

The official community marketing site for Thunderbird. Buttons and banners, affiliate program and forums.

Goal is to produce a cross platform stand alone mail application using the XUL user interface language.

Weblog about developments in the nightly builds.

Weekly developments in Mozilla Thunderbird builds.