WiX Toolset
From WPKG | Open Source Software Deployment and Distribution
The WiX toolset builds Windows installation packages from XML source code.
<?xml version="1.0" encoding="utf-8" ?>
<packages>
<package id='wix' name='Windows Installer XML Toolset' revision='2016091601' priority='10' reboot='false' >
<check type='uninstall' condition='exists' path='WiX Toolset v3.10.3.3007' />
<install cmd='%SOFTWARE%\wix\wix310.exe /quiet' />
<remove cmd='%SOFTWARE%\wix\wix310.exe /quiet /uninstall' />
<upgrade cmd='%SOFTWARE%\wix\wix310.exe /quiet' />
</package>
</packages>