WorkgroupMail Professional Edition gives you everything
you need to provide an email platform for a small to medium sized organization.
It can be configured to collect e-mail from any number of ISPs using POP3
or it can be configured as a standalone mail server for those organizations
that host their own e-mail domain.
For a list of the
features in the Professional edition, look at the table below. Click on
any of the features for a detailed description of that particular feature.
| Feature | Home | Professional | Enterprise |
| Mailbox limitation | 5 users | No limit† | No limit† |
| Domain limitation | 1 domain | No limit | No limit |
| Virus protection | Cut-down | Optional |  |
| Relay control | |
 |
|
| ESMTP Authentication | |
|
|
| Message Archiving |  |
|
|
| Support for multiple ISPs | |
|
|
| Auto responders | |
|
|
| Run as Windows Service | |
|
|
| Smart hosting (MX Resolution) | |
|
|
| Message Routing | |
|
|
| Spam filtering | |
|
|
| IP Screening | |
|
|
| Content filtering | |
Optional | |
| Multiple quarantine areas | |
|
|
| Shared address book (LDAP) | |
Optional | |
| Mailing list management | |
Optional | |
| IMAP Support | |
|
|
| Web-based email | |
|
|
| Developer's API | |
|
|
| Web-based administration | |
Optional | |
| Windows NT Domain Authentication | |
 |
|
| Account restrictions | |
|
|
| Account purging | |
|
|
| Account quotas | |
|
|
†Limit depends upon the number of user licenses purchased.