iRedMail is a full-featured mail server solution that supports email services like SMTP, IMAP, POP3, and webmail.
Free and Paid versions available
Best Postfix Admin Alternatives ranked by AI · updated May 2025
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Postfix Admin is a web-based management tool for Postfix. It allows users to manage mailboxes, virtual domains, and aliases.
Price: Free
🎯 postfixadmin.sourceforge.net
Top 6 Postfix Admin alternatives
Mail-in-a-Box provides a full stack mail server solution with webmail and contacts. It enables easy mail hosting and management.
Zimbra is an enterprise-class email, calendar, and collaboration solution built for the cloud, both public and private.
Starting at $6 per mailbox per year
ProtonMail is an end-to-end encrypted email service based in Switzerland.
Free tier available, premium plans starting at $5/month
Google Workspace is a suite of cloud computing, productivity and collaboration tools, software and products developed by Google.
Starting from $6/user/month
Roundcube is a browser-based multilingual IMAP client with an application-like user interface.
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