Thunderbird 21.0 Beta 1

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              Thunderbird is a great email client from the same people who brought you the Firefox browser.
Thunderbird gives you IMAP / POP support, a built-in RSS reader, support for HTML mail, powerful quick search, saved search folders, advanced message filtering, grouping message, labels, return receipts, smart address book LDAP address completion, import tools, and the ability to manage multiple e-mail and newsgroup accounts.

Features:

• Tabbed email
• An Archive feature similar to the one in GMail
• Lightning fast search
• smart Folders

Requirements:
                               Windows XP / Vista / Windows7 / XP64 / Vista64 /
                               Windows7 64 / Windows8 / Windows8 64
File size:
                               19.49MB