SurgeMail Mail Server is secure, easy to install and manage with high performance. This email server is fast, reliable and feature rich, with integrated WebMail software. Runs on your platform of choice (Windows, Linux, and Solaris) and supports all relevant RFC protocols POP3, SMTP, IMAP4, LDAP, HTTP, and TLS or SSL. It is scalable from ten to unlimited users, unlimited domains, with advanced spam filtering and virus scanning. Has extremely useful "Friends Only" system where users can opt to only received email from friends, and non friends are questioned. It features secure, remote, server, domain and user administration, and the SurgeMail "Mirror' feature, which allows two systems to continually 'match' each other.
||Free to try
Windows Server 2008,