Double Commander is described as 'Cross-platform file manager with dual-panel design based on Total Commander. Features include advanced searching, tabbed browsing, and plugin support' and is a leading File Manager in the file management category. There are more than 100 alternatives to Double Commander for a variety of platforms, including Windows, Mac, Linux, BSD and Android apps. The best Double Commander alternative is Total Commander, which is free. Other great apps like Double Commander are Files, Spacedrive, Dolphin File Manager and FreeCommander.
Terminal-based file manager offering a modern, customizable interface with split-screen panels, full keyboard shortcut support, fast file operations, offline access, privacy features, no ads, plugin extensibility, night mode, cross-platform compatibility, and open source code.
Explorer++ is a free file manager for Windows. Available on Windows XP and above, it features the same familiar interface as Windows Explorer, while introducing several enhancements and improvements for a much richer file browsing experience.
Multi Commander is a multi-tabbed file manager and is an alternative to the standard Windows Explorer. It uses the very popular and efficient dual-panel layout.
Far Manager is a program for managing files and archives in Windows operating systems. Far Manager works in text mode and provides a simple and intuitive interface for performing most of the necessary actions:
It actually looks like the original Norton Commander.
The most advanced dual pane file manager and file transfer client for macOS.
Krusader is an advanced twin panel (commander style) file manager for KDE Plasma and other desktops in the *nix world.
Krusader is free/libre software and has tons of features for advanced users.
muCommander is a lightweight, cross-platform file manager with a dual-pane interface. It runs on any operating system with Java support (Mac OS X, Windows, Linux, *BSD, Solaris...).
it has awsome key shortcuts
xplorer² is a desktop file manager combining the simplicity of Windows explorer with the speed and efficiency of traditional dual pane file managers.
File Pilot is a file explorer built from scratch for light-speed performance, with a modern and robust interface.
Nemo is the official file manager for the Linux Mint operating system running the Cinnamon desktop. It re-introduced several features removed from the file manager Nautilus, from which it originated.
Brings iconic 3D Cover Flow file browsing to macOS, includes dual pane navigation, Quick Look integration, sidebar access to volumes, instant file sorting, context menus, type-ahead search, familiar Finder-like interface, and open source availability.
Tablacus Explorer is a tabbed file manager with Add-on support.
Tabbed interface Add-on support Customizable association, menus, keys, mouse gestures, alias Completely Portable, No installation required Multiple language and Unicode support Open source .
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The features are comparable. Both have strength & weakness. As of January 2019, Multi Commander shows a bug in previewing .PSD (Photoshop) files. Not Double Commander