AXIGEN Mail Server - a carrier class messaging solution, backed up by first rate tech support; available for Linux, BSD and Solaris; (E)SMTP/POP3/IMAP4/Webmail, centralized Web/CLI Admin, Groupware, Personal Organizer, FREE technical support

Email Server with free upgrades and unlimited users. For small or medium businesses and home environments. Is easy to use and provides you with full control over email domains, mailboxes and aliases.

This is a very fast mass mailer with a lot of useful features. This bulk email program is used by many internet professionals and on-line store owners, to notify their customers about various events and promote their new products.