I've been working on the installation program for my book using Windows Installer technology. I use Orca for editing the MSI database and simple scriptlets I've written myself to automate some common tasks. Here you'll find links to useful tools for working with MSI databases directly.
Now hosted on SourceForge.net, izfree provides a collection of frequently needed tools when creating installations with Orca as the database editor. izfree provides the following tools:
This is an HTML file hosting some client-side VBScript to use the
automation interface to InstallShield for Windows Installer 1.52
to work around a bug in their GUI that makes it impossible to
add files to an existing component with an existing path variable when
the path variable contains "
Installation: Save the target of the link above to your local machine and open the file locally. When prompted if you want to trust ActiveX controls running on the page, click "Yes". (The script instantiates an instance of ISWI via automation.) Instructions are contained on the page.