WorkgroupMail Mail Server 7.5.1
This mail server can provide any size organization with secure messaging.
It includes spam filtering, content filtering, server-based virus protection, mailing list and shared address book functions. It can function with ISPs or can be used as a standalone mail server if you host your own domain. It will support POP3 or IMAP mail clients such as Outlook, Outlook Express or Eudora. It also provides Web-based access to your e-mail. This server can be administered either through a standard windows interface or through a Web browser.
Pricing varies depending on usage. Please see the home page for details.