While hMailServer 5.7 is not an official release listed on the main website, it exists as a community-maintained build. You can find these versions through the developer's build server or specific GitHub discussion threads. Download Information
The hMailServer project is no longer actively developed and relies on outdated security algorithms like SHA1 and older versions of OpenSSL. download full hmailserver 57
Automated Builds: The most recent compiled executables (like Build #2643) can often be found on the hMailServer Build Server by logging in as a guest. While hMailServer 5
openssl s_client -connect yourdomain.com:587 -tls1_3.