Windows Installer XML (WiX)
WiX is an open source tool that creates Windows Installer .msi files from XML source files. WiX requires .NET framework 1.1, and the latest version can be downloaded from: http://wix.sourceforge.net/.
Keyman Developer 7.0 Branding Pack uses WiX version 2.0 to build installers in the Distribution Editor. WiX version 3.0 was under development at the time of the Keyman Developer 7.0 release.