MMSWixSetup 6.3.10.001 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. We recommend checking the downloaded files with any free antivirus. This free software is a product of Macallan Company.
From the developer:
Macallan Mail Solution is a Freeware Mail Server (SMTP/POP3/IMAP/HTTP/NEWS/SSL/Tunnel) for :
Microsoft Windows XP (32bits version),
Microsoft Windows Server 2003 (32bits version),
Microsoft Windows 7 (32/64bits and 64bits versions),
Microsoft Windows Server 2008 R2 (64bits version),
Microsoft Windows 8 (32/64bits version),
Microsoft Windows 10(32/64bits version),
Microsoft Windows Server 2012 (64bits version).