1)   E-Rkive 2.1
Archive e-mail with E-Rkive. The program interfaces with Microsoft Outlook, allowing you to archive, restore, search, filter and compress e-mail.

 2)   FileMark Docsvault Plus 1.3.1

 3)   GFI MailArchiver for Exchange 5
Easy to install email archiving & email management solution with auditing functionality. Requires little administrative effort and ships at an unbeatable price. Reduces reliance on PST files & provides easy access to past email via web interface.

 4)   MailBase Email Archiver 1.00
MailBase is an email archiving program that runs in the background and keeps a copy of all incoming and outgoing emails without interfering with your normal email client.

 5)   netMailshar 2.8
netMailshar is an easy-to-use, powerful mail server that enables every computer in an office to send and receive email not only across the Internet but also within a LAN. It provides centralized, generic protection against all email viruses.

 6)   mail2disk 2.1
Outlook® Add-On, for simple and quick saving and archiving of emails, in a self-selected folder on your local hard drive, a network drive or any other data storage device.