1)   CapeSoft Email Server 3.02
Email Server with free upgrades and unlimited users for $39. For small or medium businesses and home environments. Is easy to use and provides you with full control over email domains, mailboxes and aliases.
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 2)   Emailarchitect Email Server 5.1
EmailArchitect Email Server is a fast and full-featured email server supporting the SMTP, POP3, SSL and WEBMAIL protocols, web admin, comprehensive customized spam/virus filters, global & private address books, multiple languages, SDK and more.
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