Thunderbird
- Official site. Open source cross-platform email and Usenet client based on Mozilla code. Features intelligent spam filters, built-in RSS reader, and quick search.
- http://www.mozilla.com/thunderbird/
BirdieSync - Pocket PC and Smartphone synchronization of cards, events, tasks and mails with Thunderbird, Lightning and Sunbird on ActiveSync and Windows Mobile Device Center. - http://www.birdiesync.com
Open Source Articles - Detailed installation guides and tutorials for Thunderbird - http://opensourcearticles.com/thunderbird_15/english/part_01
Thunderbird Portable - Full featured version for portable devices such as USB drives - http://portableapps.com/apps/internet/thunderbird_portable
Thunderbird on Wikipedia - In depth history and information - http://en.wikipedia.org/wiki/Mozilla_Thunderbird
Lightning - Project to provide the functionality of the Sunbird calendar application as a thunderbird extension. Includes download and FAQs. - http://www.mozilla.org/projects/calendar/lightning/
Thunderbird Themes - Themes are skins that allow you to change the look and feel of the browser and personalize it. - https://addons.mozilla.org/thunderbird/themes/
Thunderbird Extensions - Extensions are small add-ons that add new functionality to Thunderbird. - https://addons.mozilla.org/thunderbird/extensions/
The Mozilla Thunderbird Mail Project - Goal is to produce a cross platform stand alone mail application using the XUL user interface language. - http://www.mozilla.org/projects/thunderbird/
MozillaZine Forums - Thunderbird - Messages about bugs, features, builds, and the program in general. - http://forums.mozillazine.org/index.php?c=8
The Rumbling Edge - Weblog about developments in the nightly builds. - http://weblogs.mozillazine.org/rumblingedge/