TSMailServer support standard SMTP/EMSTP/POP protocol based on WIN32 platform. Support mutil-domain Support unlimited users. Support auto-response and forward function. Support limit user's mailbox sizes and numbers GUI management interface. Webmail based on PHP and GPL, provider source code. Support simple anti-spam function. No anti-virus function, I think it's not necessary it's very fit on little company or enterprise. It needs not to be installed because it's independent of the other DLLs. Version 1.1 includes mail list and PHP Web mail support.
||Free to try
||Windows NT/2000/XP/2003 Server