TMEditX is the licensed and so much more capable tool for fixing up MSIX packages; better than PsfTooling since it doesn’t have to depend on the Microsoft MSIX Packaging Tool to create the final package. [Download_page]
Version 5.7 of TMEditX contains a mixture of new features, changes to existing features for ease of use, a bunch of new fixups and …

PsfTooling is the free tool to work in conjunction with the Microsoft MSIX Packaging Tool.
Today we have a couple of releases for Microsoft App-V tooling. With the cancellation of the End-Of-Life for the App-V Sequencer and Client, we are updating our tooling to catch up on a few things.
MEditX) is our App-V package editor tool, used to improve packages for Microsoft App-V. It’s been a while since we had a release and I had been sitting on a few fixes requested by customers. But rather than just some bug-fixes, we have something new here.