Directory Opus is described as 'Explorer replacement offering dual-pane navigation, folder tabs, advanced search, built-in viewers, metadata editing, archive support, and batch tools' and is a very popular File Manager in the file management category. There are more than 50 alternatives to Directory Opus for a variety of platforms, including Windows, Mac, Linux, Android and Android Tablet apps. The best Directory Opus alternative is Double Commander, which is both free and Open Source. Other great apps like Directory Opus are Total Commander, Files, Spacedrive and FreeCommander.