Finding a "full" installer for version 5.7 can be difficult because official stable binaries are not hosted on the main website.
Use the built-in Microsoft SQL Storage or connect to external databases like MySQL or PostgreSQL.
: Under your newly added domain, click "Accounts" to create specific email addresses and passwords. Crucial Security Warning for Modern Deployments download full hmailserver 57
Administrators can create complex server-wide rules. For example, you can automatically forward messages based on keywords, reject attachments larger than a specific file size, or trigger external scripts when an email arrives. How to Safely Download the Full hMailServer 5.7 Package
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: Integrates with public DNS blacklists (DNSBL), grey-listing, and URL blacklists to catch spam before it hits user inboxes.
| Component | Requirement & Notes | | :--- | :--- | | | Windows 7 through 11, Windows Server 2003 through 2022. Both 32-bit and 64-bit systems are supported. | | Microsoft .NET Framework | This is critical . The installer requires .NET Framework version 2.0 or later . The installer may attempt to enable it automatically. If you encounter issues, you may need to manually enable ".NET Framework 3.5 (includes 2.0 and 3.0)" via "Turn Windows features on or off" in the Control Panel. | | Database Engine | hMailServer supports several databases. You can choose during installation: • Internal: For testing and very low-volume servers, you can use the built-in Microsoft SQL Server Compact edition. This is not recommended for production. • External (Recommended): For production, use an external MySQL, MariaDB, PostgreSQL, or Microsoft SQL Server (including Express editions). | | Hardware | Minimal. A modern machine with 2GB of RAM and a few GB of free disk space is sufficient for light to moderate mail loads. | Finding a "full" installer for version 5
: Includes Bayesian filtering, grey-listing, and DNS blacklists (RBLs) to reduce junk mail.
Click finish to complete the installation. Ensure the box to "Run hMailServer Administrator" is checked. Post-Installation: Configuring Your First Email Domain | Component | Requirement & Notes | |
Windows Server (2012, 2016, 2019, 2022) or standard Windows client OS (Windows 10 or 11) for testing environments.