File-Magic can be considered a versatile file viewer that makes easy the task of managing, and working with numerous file types, especially the often confusing or varied "dot" file types.
In case you encounter common formats including .docx, or more obscure file types including . https://www.filemagic.com/en/page-layout-files/dot-file-extension/1-solution-for-all-your-dot-file-issues/