1)   VisNetic MailServer 8.3.5
VisNetic Mail Server is a high performance mail server with an extensive, highly configurable feature set. This secure mail server is also ideal for use as a gateway mail server, features built-in anti spam, Web mail and an instant messaging server.
Mail server, Email server, POP3, SMTP, IMAP, LDAP, WAP, web mail, web admin, instant messaging,