Thunderbird gives you IMAP/POP support, a built-in RSS reader, support for HTML mail, powerful rapid search, saved search folders, advanced message filtering, message grouping, labels, return receipts, smart address book LDAP address completion, import tools, & the ability to manage multiple e-mail & newsgroup accounts.Thunderbird is a great e mail client from the same individuals who brought you the Firefox browser.
Tabbed e mail
An Archive feature similar to the in GMail
Lightning rapid search
Smart folders.Download
