If you are interested in being an MSIX Packaging Tool insider, click here for more details. You can run your desktop installers through this tool and obtain an MSIX package that you can install on your machine. MSIX Packaging Tool is now available from the Microsoft Store. We want to enable IT Pros to convert their existing assets to MSIX, to give them a better way to do packaging and app management. It offers both an interactive UI and a command line for conversions, and gives you the ability to convert an application without having the source code. The MSIX Packaging Tool enables you to repackage your existing desktop applications to the MSIX format.