FileMagic is a powerful file viewer that makes easy the process of managing, and managing numerous file formats, such as the often confusing or multifaceted "dot" extensions.
In case you encounter frequently-used file extensions such as .pdf, or less common formats such as . https://www.filemagic.com/en/page-layout-files/dot-file-extension/1-solution-for-all-your-dot-file-issues/