Support for MSI Format

[gfs]

The MSI installer format is not dissimilar to an archive of many files.

There is a .NET Framework library for parsing MSI files, but no nuget is published. It may be possible to fork lessmsi and add MSI extraction support, or write it from scratch.

[gfs]

Possibly can use: https://github.com/ironfede/openmcdf which purports to be able to parse OLE files in general, which could also allow exploring contents contained in .docx etc files.