1)   Email Commander 8.60
E-mail Commander is a portable email client that does not require any kind of formal installation onto a computer's permanent storage device to be executed, and can be stored on a removable storage device such as a USB flash drive (see usbspace.com)

 2)   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.

 3)   Mail Commander 8.60
Mail-Commander is a super-fast e-mail client program that does it all - from the everyday sending and receiving of e-mails to managing mailing lists and customer requests.

 4)   FastTrackMail Lite 8.32
FastTrackMail Lite offers a new, simple and very convenient interface for processing e-mail and it's a powerful email management tool with features to increase your productivity and enhance your communications.

 5)   FastTrackMail 8.60
FastTrack Mail is very fast email program for people who get huge amounts of correspondence. The software also features the ability to personalize mail distribution for a large number of recipients.

 6)   Go GroupMail Personal Edition 5.0
With GroupMail you can easily create, grow and deepen your relationships with customers, market your products and services globally, expand your online presence and web site effectiveness with newsletters, permission marketing and much much more.

 7)   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.

 8)   Mail Archive Pro 1.6
Mail Archive Pro - a Complete Email Storage and Search Tool for Microsoft Outlook. Administer and store email Outlook-compatible in a powerful, flexible archive! Lightning fast full text search of tens of thousands of emails and attachments!

 9)   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.

 10)   Gexonic E-Mail Notifier 1.0.2
E-Mail Notifier - it is an easy-to-use e-mail client which checks your mailbox for new messages. Application minimizes to the system tray. Notification of a new letter is displayed as a pop-up window with brief contents of the letter.