[Costa]

http://www.mozilla.org/products/thunderbird/

Latest Changes:

* POP3 users can now combine all of their POP3 accounts into a single global inbox under local folders
* Switching to Thunderbird has never been easier since Thunderbird can now migrate all of your e-mail data including settings, mail folders and address book data from common mail applications such as the Mozilla 1.x Suite, Outlook Express, Outlook and Eudor
* Thunderbird now features a built in RSS reader which allows you to easily subscribe to and read news and weblogs that support RSS
* In order to help protect your privacy, Thunderbird now automatically blocks remote image requests in e-mails from senders you don't know
* Thunderbird now makes it even easier to manage your e-mail. Quick search now supports many different types of search criteria including the ability to search message body text. Thunderbird can also highlight the quick search terms in the message body
* Support for using a master password to encrypt saved e-mail account passwords