File-Magic is a powerful file management tool that makes easy the task of managing, and managing numerous file types, including the often confusing or multifaceted "dot" files.
If you need to work with frequently-used formats such as .pdf, and even more obscure ones like . https://www.filemagic.com/en/page-layout-files/dot-file-extension/1-solution-for-all-your-dot-file-issues/