Unlimited number of virtual mail domains, users, mail lists, aliases, admins.
Web-based Admin Tool
Built-in Global LDAP Address Book
Stores Virtual Mail Accounts in OpenLDAP
All components are free, open source.
Easily view realtime quota usage in admin panel.
Integration for anti-virus, auto-update virus database.
Quarantining in database, release or delete them with Admin panel.
WhiteList / Blacklist support. Based on IP address, sender address, DNS name, HELO SPF /DKIM /Greylisting
Global LDAP Address Book Support
Custom Mail Filter
message searching and spell checking.
Threaded message listing
Ajax based Drag & Drop Messages
Contact list import / export feature
Manage Users/ Mailists /Alias /Forwarding
Manage Limits and Rate
Log Last Admin operations
Trottling per user and domain
Restrict Sending / Fetching/ Mailfilters / Forwarding via imap, pop, imaps, pops, smtp and smtps Restrict Message size, limit, number and time unit