Ocean Mail Server is a secure and feature rich mail server with support for SMTP, POP3 and IMAP4. It offers customizable web mail, a web based remote administration interface and support for LDAP and SSL.
It also includes content filtering features, POP3 retrievals, ODBC support, antivirus integration, mailing lists, static routing, and a variety of security features to prevent abuse and spamming. Each user can have custom account settings including aliases, redirections, signatures, POP3 retrievals, address book and custom anti-spam filter settings.