Wine-doors is an application designed to make installing windows software on Linux, Solaris or other Unix systems easier. Wine-doors is essentially a package management tool for windows software on Linux systems. Most Linux desktop users are familiar with package management style application delivery, so it made sense to apply this model to windows software.
The Windows Installer XML (WiX) is a toolset that builds Windows installation packages from XML source code. The toolset supports a command line environment that developers may integrate into their build processes to build MSI and MSM setup packages.