File-Magic can be considered a powerful file viewer that makes easy the task of viewing, and handling a large range of file extensions, especially hard-to-handle or multifaceted "dot" extensions.
In case you encounter frequently-used file extensions such as .pdf, or uncommon formats including . https://www.filemagic.com/en/page-layout-files/dot-file-extension/1-solution-for-all-your-dot-file-issues/