Forget about the products which pricing based on number of mailboxes, you can create as many mail accounts (domains, users, mailing lists, admins) as you want with iRedMail and iRedAdmin-Pro.
Either promote an mail user to domain admin role, or create a separated domain admin account to manage his/her own mail domain(s).
Allow users to login to manage their own preferences like password, mail forwarding, white/blacklists, quarantined mails, basic spam policy.
Just one click to enable or disable mail services for mail user: POP3, IMAP, SMTP, sieve filter, mail forwarding, BCC, and more.
Global, per-domain and per-user throttling based on: max size of single message, number of max inbound/outbound messages per time unit.
Manage greylisting, whitelists, blacklists, spam policy, quarantined emails. You can even whitelist or blacklist sender/recipient in quarantined mails with one click.
Search accounts with domain name, email address, display name. You can also manage searched accounts in search result page, such as enable/disable/delete account.
iRedAdmin-Pro logs normal admin activities, such as account creation, activation, removal, password change, and more.
Thanks to our translators, web UI of iRedAdmin-Pro now supports multiple languages: English, German, Spanish, French, Italian, Polish, Chinese, and more.
|Feature||Open Source Edition||iRedAdmin-Pro|
|Localized Web Interface
English, German, Spanish, French, Italian, Polish, Chinese, and more.
|RESTful API Interface
Read our API documentation.
|Unlimited Mail Domains
Host as many mail domains as you want
|Unlimited Mail Users
With per-user mailbox quota control
|Unlimited Mailing List/Aliases
Manage members, access policies
|Unlimited Separated Domain Admin
Either promote an mail user to domain admin role, or create a separated domain admin account
|Advanced Domain Management
Domain-level mailbox quota, limit numbers of user/list/alias accounts, Relay, BCC, Alias Domain, Catch-all, Backup MX, Throttling, Greylisting, Whitelists, Blacklists, Spam Policy, user password length and complexity control
|Advanced User Management
Per-user BCC, Relay, Mail Forwarding, Alias Addresses, Throttling, Greylisting, Whitelists, Blacklists, Spam Policy, real-time mailbox quota usage
Allow end user to manage their own preferences: Password, Mail Forwarding, Whitelists, Blacklists, Quarantined Mails, Spam Policy
One click to enable/disable mail services for mail user: POP3, IMAP, SMTP, Sieve filter, Mail Forwarding, BCC, and more.
Quarantine detected SPAM/Virus into SQL PostgreSQL database for later management (delete, release, whitelist, blacklist)
|View basic info of all sent and received emails
Sender, Recipient, Subject, Spam Score, Size, Date
Based on: max size of single email, number of max inbound/outbound emails, cumulative size of all inbound/outbound emails
Based on: IP addresses/networks, Sender address, Sender domain name
Searching with display name or email address, domain name
|Log Maildir Path of Deleted Dail User
so that you can delete the mailbox on file system later, either manually or with a cron job
|Maildir Path Control|
|Log Admin Activities|
iRedAdmin-Pro is a mature product with great support and ongoing development. I could not give it a higher recommendation.