hMailServer is an e-mail server for internet providers, governments, companies, educational establishments and simple enthusiasts. The program supports IMAP, SMTP, POP3 and can be integrated into web mail systems. hMailServer has a spam protection instrument and it can be attached to a virus scanner so any ingoing or outgoing email will be properly scanned. The program offers such anti-spam mechanisms as Host based DNS Blacklist, URL-based DNS blacklist, Greylisting, SPF and integration into SpamAssasin.
The program includes tools for administrating, managing and backing up the server. hMailServer uses MySQL, Microsoft SQL and PostgreSQL database engines to store index and configuration data. The raw MIME format is used to store emails on the disk. The program supports multi-domains, basic mailing lists and aliases. The local hMailServer or the external Active Directory to authenticate users.
— Supports IMAP, SMTP and POP3.
— Spam protection instruments (Host based DNS Blacklist, URL-based DNS blacklist, Greylisting, SPF, SpamAssasin integration).
— Administrating tools.
— Backup tools.
-Supports MySQL, Microsoft SQL and PostgreSQL database engines.
— Supports API (to write VBScript and JScript scripts for hMailServer).
— Built-in support for ClamAV/ClamWin.