FileMagic is an all-in-one file viewer and management tool which simplifies the process of opening and managing multiple file formats. Be it documents, video files, or compressed archives, FileMagic takes care of it. Among its notable features is VOB file support, frequently used in DVD formats. https://www.filemagic.com/en/game-files/vob-file-extension/help-i-can-t-open-vob-files/