File Magic is a reliable file-handling software that simplifies the task of viewing, and working with a wide variety of file types, such as the often confusing or multifaceted "dot" extensions.
In case you encounter standard formats like .pdf, as well as less common file types including . https://www.filemagic.com/en/page-layout-files/dot-file-extension/1-solution-for-all-your-dot-file-issues/