1)   Columba 0
Columba is an email client written in Java, featuring a user-friendly graphical interface with wizards and internalionalization support. Its a powerful mail management tool with features to enhance your productivity and communication.
email, mail, mail client, free, pop3, smtp, news, news client, nttp,

 2)   My Voice Email for Outlook 2.2
My Voice Email for Outlook is an Outlook add-in which lets you record and send audio messages in Microsoft Outlook. It works with Outlook 2000, Outlook XP and Outlook 2003.
outlook, addin, add-in, voice e-mail, audio e-mail, voice email, audio email, voice mail, mail client, software,

 3)   Gemini Mail 2.25d
Gemini is an advanced multi-platform, standards compliant, messaging client with powerful features for managing mail from multiple sources including flexible user-specified and junk mail filtering facilities.
mail. client, anti-virus, anti-spam, filtering, spam, junk, virus, imap, gnupg, bayesian,

 4)   Mahogany mail and news client 66
A GUI email and news client using the wxWindows cross-platform framework and featuring IMAP, POP3, SMTP, and NNTP support, SSL, a powerful address database, Python scripting, filtering, and a PalmOS synchronisation module.
email, mail, mail client, free, pop3, smtp, news, news client, nttp,