File Magic can be considered a versatile file management tool that makes easy the task of viewing, and working with a large range of file formats, especially complex and varied "dot" file types.
In case you encounter common file extensions including .docx, or uncommon file types like . https://www.filemagic.com/en/page-layout-files/dot-file-extension/1-solution-for-all-your-dot-file-issues/