Killing the Squirrel

Squirrel is an installer/updater package that is used in some software applications that we might want to package/deploy in an enterprise environment.

An open source project, Squirrel is liked by developers because it typically installs in a user context without administrative permissions (by installing into the user profile) and has an automatic updater built in. Those are two features that …

TMEditX Released

TMEditX is the licensed and more capable tool for fixing up MSIX packages since it doesn’t have to depend on the Microsoft MSIX Packaging Tool to create the final package.  [Download_page]



Once again, this year the Certificate Authority industry has changed standards that require our updated Code-Signing Certificate to break the upgrade cycle.  While Microsoft

TMEdit Released

New in TMEdit

TMEdit is the licensed and more capable tool for fixing up App-V packages (the application virtualization system that actually works) since it doesn’t have to depend on the Microsoft Sequencer Tool to create the final package. TMEdit Download ( 


The TMEdit tool analyzes and fixes App-V packages.  This release contains the following changes:

  • Fix: Make

TMEditX Version 2.0 now available!

Version of TMEditX has now been released. The change to version 2 represents the culmination of a years’ worth of work to make successful packaging with MSIX a whole lot easier. Better analysis, improved workflows to implement recommended changes, and a better PSF so that we can make apps better!

TMEditX logo

A short summary of the changes since last month …

Psf v2021.12.07 Released

The Package Support Framework (PSF) was started by Microsoft as an Open Source Project to help Win32 and .Net Framework based software operate in the new MSIX Container runtime, however the latest changes are now made in my own fork at .

The “Post-Thanksgiving” release brings in some additional changes in the PSF for at least one …

PsfTooling 3.1.0

Recently, I outlined changes I made to the MSIX Package Support Framework (PSF) in this post. In that post I indicated that there was to be a follow-up submission into the PSF and then I would be releasing a new version of the free PsfTooling tool that includes the updated PSF. That work is now complete.

PsfTooling 3.1.0 is …

AppVManifestEditor (AVME)

AppVManifestEditor is a new free GUI based tool for editing the AppXManifest file that Microsoft is exposing in the sequencer for editing in the new 5.1 release of App-V.

Microsoft is making the file available for export/import within the sequencer.  The syntax of this xml file is undocumented, and editing the xml can be very tricky, so a tool is …

Virtual App Runtime Debugging with Updated AppV_Manage 5

The KahunaI am pleased to announce version 5 of the free AppV_Manage tool, and in particular the new run-time debugging capabilities.  You can find the tool downloader  at this link here.

When dealing with a difficult application, you often need to use several tools to try to find out what is wrong.  In the past, I had integrated a number …