MSIDIFF is freeware to compare or disassemble Windows Installer databases (a "MSI to TEXT" utility). While it is a command line based tool, the installer creates shell extensions so that it can be invoked by right clicking on a file in Explorer.
Downloads: 49507 - Freeware - Download Now
Ghost Installer is full featured deployment solution with extremely friendly and powerful user interface, compact installer core and unique setup customization features.
Downloads: 66513 - Demo - Download Now
This extension program for Inno Setup allows you to add repair, modify and remove support to your applications with minimal effort. It is very small because use Assemble.
Downloads: 29959 - Freeware - Download Now
Setup builder software creates self extracting executable setup that can easily be installed or uninstalled on any Windows OS. Setup maker tool allows you to choose program layout such as product name, company name, copyright text, folder path etc.
Downloads: 20940 - Shareware - Download Now
InstallAware is first to market with an IDE targeting Microsoft`s open source WiX platform. WiX is used internally by Microsoft teams to build world-class software installers such as Microsoft Office. Now you too can use WiXAware to build MSI setups.
Downloads: 30302 - Shareware - Download Now