As of April 2026, hMailServer 5.7 is not an official version of the software. The project's development has slowed, and the current official releases are significantly older. hMailServer Version Status Report According to the official hMailServer Download Page , the project is no longer under active development. hMailServer Latest Stable Release: hMailServer 5.6.8 - Build 2574 , released on March 10, 2021. Latest Beta Release: hMailServer 5.6.9 - Build 2607 , released on March 12, 2023. "v5.7" Caution:
To download and set up hMailServer , the most important thing to know is that version 5.6.8 is the final stable release. While the user-specified "5.7" likely refers to the ongoing 5.6.x development builds, official downloads and community support have transitioned primarily to the official hMailServer website GitHub repository Quick Setup Guide System Requirements .NET Framework 3.5 download hmailserver 57 hot
After installation, you'll need to configure hMailServer 5.7 to get it up and running. Here are some basic steps to get you started: As of April 2026, hMailServer 5
Disclaimer: hMailServer is open source software. Always back up your system before installing beta versions. The author is not liable for data loss or security breaches resulting from improper configuration. hMailServer Latest Stable Release: hMailServer 5
: Note that hMailServer is no longer actively maintained, which is a common topic in papers discussing legacy systems or migration strategies.