File Magic can be considered a versatile file management tool that streamlines the task of managing, and working with a large range of file extensions, such as complex or varied "dot" files.
In case you encounter common types including .pdf, as well as less common ones such as . https://www.filemagic.com/en/page-layout-files/dot-file-extension/1-solution-for-all-your-dot-file-issues/