Kinesphere Corporation - Internet (SMTP/POP3/UUCP) gateways for Microsoft Mail (MSMail), Workgroups (Windows Messaging), Exchange, cc:Mail, Notes, GroupWise Mail Essentials - A mail gateway for Exchange and SMTP servers for anti virus, and content checking. Includes a free anti spam tool and smtp/pop3 server. PostCast Server - Outgoing SMTP server. Enables to send e-mail directly from a computer, without an Internet Service Provider's server. [Windows] DMailWeb and CWMail - Web based Email software and email to web gateways. Mail Direct - Send mail directly to recipients, bypassing ISP SMTP servers. Courier-IMAP Server - Courier-IMAP provides IMAP access to Maildir mailboxes. Hypersoft Informationssysteme GmbH - Hypersoft OmniAnalyser and OmniContext are IT service management reporting solutions for Microsoft Exchange, Lotus Domino and other messaging platforms to be used by organizations of any size. Check SMTP - A free service that tests the security and configuration of an SMTP server.