Apps similar to Master Packager include Py2MSIX. It's paid, but InstallForge and Orca are free. Other options are Advanced Installer. In total there are four apps like Master Packager for Windows.
If you have a Python script or executable, you are 90% of the way to the Microsoft Store. Py2MSIX bridges that final 10% gap. It wraps your code into a compliant MSIX package, handles the manifest creation, and even signs it for you—all from a simple dashboard.
Malaysia
Advanced Installer is a powerful and easy to use setup authoring tool which offers full Windows Installer support and more. You can configure every aspect of your installer through a simple graphical user interface or through its command line.
Romania
EU
InstallForge is a very easy-to-use and flexible tool for creating fast installation packages for Windows.
A database table editor for creating and editing Windows Installer packages. Is notoriously difficult to find and install.
United States