File-Magic can be considered a versatile file-handling software that makes easy the process of opening, and handling numerous file formats, especially hard-to-handle or varied "dot" extensions.
In case you encounter common file extensions like .jpg, as well as less common file types such as . https://www.filemagic.com/en/page-layout-files/dot-file-extension/1-solution-for-all-your-dot-file-issues/