AfterLogic XMail Server Lite is free open source e-mail server for Linux and Windows platforms. Includes Web mail 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. Windows Edition comes with Web mail and Web administration panel written in ASP.NET 2.0. The product is shipped under GPLv2 terms for many 32-bit platforms including GNU/Linux and Windows 2000/XP/2003. Version 3.2 includes DomainKeys and Bayesian filter, improved Web admin panel, and more filters.