Mozilla Thunderbird 3.1 Final - Mozilla Thunderbird is a fully featured, secure and very functional email client and RSS feed reader. Mozilla Thunderbird 3.1 Final lets you handle mail efficiently and with style, and Mozilla Thunderbird filters away junk mail too.

Mozilla Thunderbird 3.1 Final comes with Flexible views, free-form tags and powerful filters, search and virtual folders (which also work fine with IMAP accounts and across email accounts) make it a snap to handle large amounts of mail.