MiraMail

MDaemon FREE mail server software is a free 5-user license Windows-based mail server. Available in multiple languages and supports SMTP and POP3 protocols. Features remote administration and a powerful webmail client.

SMTP, POP3 Windows mail server. Trusted Exchange alternative, integrates with Outlook. Multi-language webmail with IMAP, SyncML for mobility. Strong anti-spam security. Easy installation and remote admin. Email authentication with DKIM, Sender-ID.

SMTP server for Windows to relay email messages directly from any computer to recipient mailboxes. Any email client can be used to work along with SMTP Relay Server for sending email messages - regular emails and mass emails.

A Mail Server for Windows XP/2K with POP3 (Server and Retriever from Providers), SMTP Server, IMAP server, HTTP (webMail) Servers included, and an AntiSpam mechanism.

Corporate SMTP Server is outgoing SMTP server program for large organizations that can be used along with virtually any mailer or email program. It is very simple, bullet-proof and it has a lot of security and antispam features and options.