AfterLogic XMail Server Lite is free open source E-Mail Server for Linux and Windows platforms. Includes WebMail and web administration panel with AJAX interface, supports TLS/SSL secure connections, SMTP authentication, ESMTP, unlimited number of domains, account and domain aliasing, anti-spam features (Bayesian filter, DomainKeys, black lists), mailing lists, logging, Remote Administration, filters, custom mail processing. Easy installation and configuration.
Linux Edition comes with webmail and web administration panel written in PHP.
The product is shipped under GPLv2 terms for many 32-bit platforms.The commercial version with extended functionality (AfterLogic XMail Server Pro) is also available.
Features
* SMTP server (ESMTP supported)
* POP3 server
* TLS/SSL secure connections
* Support of multiple virtual mail domains and accounts
* SMTP authentication (clear-text, secure, POP-before-SMTP)
* Logging
* Account aliasing
* Domain aliasing
* Remote administration
* Cross-platform (Windows, Linux, BSD, etc)
* Built-in WebMail Lite client (can be upgraded to Pro version)