* Advanced Spam Filtering.
* RBL Blacklisting. (i.e. Spamcop, Spamhaus).
* Virus-Scanning.
* Completely MIME compatible.
* Preview Messages.
* Contact List Members Filter Proof.
* Multiple Skins.
* Limit Users Outgoing Mail (Depending on User Level).
* Sort Inbox With Several Criteria.
* Fully customizable via HTML templates.
* Mod_Perl Compatible.
* New Mail Sounds.
* WYSIWYG Mail Interface.
* Multiple Tiered Premium Accounts.
* Premium Accounts using Paypal & Subscriptions.
* SMTP or Sendmail.
* Compatible with any platform using Perl.
* Fully functional calendar and scheduler.
* Unlimited User Folders.
* Folder Filtering (Incoming mail directed to specific folders).
* Email notifications of new mail.
* MySQL backend.
* MySQL backup of data (requires access to mysqldump).
* Mail signatures.
* Auto suspension of unused accounts.
* Welcome message for new users.
* Comprehensive Administrative Control Panel.
* Sends and receives attachments.
* User accounts limited storage defined by admin system wide or user by user basis.
* Unlimited users.
* Address book.
* External mail support for users so they can check mail on other servers.
* Ban IP addresses or range from accessing the Messenger.
* Ban usernames.
* Delete suspended users.
* Completely customizable for foreign languages. All error messages easily customized.
* Multiple domain support allowing you to offer more than one domain for your users to choose from.
* Customizable date format.
* Time offset.
* Limited Inbox display customizable by admin (define how many emails displayed per page).
System Requirements
* Linux Hosting.
* PHP(with mail enabled), My SQL.
* Basic knowledge of HTML.
* DNS zone access to add entry for wildcards.
* Minimum space requirement - 1 GB.
