When comparing WCM Commander vs Krusader, the Slant community recommends Krusader for most people. In the question“What are the best Linux file managers?” Krusader is ranked 6th while WCM Commander is ranked 23rd.
Ranked in these QuestionsQuestion Ranking
Pro Built-in terminal
Has a built-in terminal from which users can run any kind of command.
Pro Virtual file system
WCM Commander has a virtual file system for smb, ftp and sftp.
Pro Built-in editor
WCM Commander has a built-in text editor with syntax highlighting included.
Pro Great two-pane interface
Pro Folder synchronization
Pro Virtual file systems
Search results as example saved into virtual folder and can be accessed later. All file operations may be performed on items in search results as if they were files in single folder.
Pro Handles most archives. There is little difference in behaviour between an archive file and a regular folder.
Pro Many operations like copying and moving files can be queued
Long running operations can be queued.
There is no point in doing them in a parallel way, as speed decreases dramatically.
Pro All common operations can be done with keyboard efficiently
In addition, shortcuts can be easily renamed.
Unlike Dolphin and many others.
Pro SFTP support
Pro Multi-rename tool
Pro Custom commands can be added to the menu easily
And they can use the current folder, the selected files....
Pro Searching capabilities and copying/deleting/moving in background
Pro Can view and edit many files
Even editing a file inside a .zip file.
Has hexadecimal viewer embedded for binary files.
Pro Filename association and instant console availability
Con File editing on virtual file systems not supported
You cannot edit files in the virtual file system.
Con KDE dependencies
If you don't use KDE, you'll be forced to install quite a large amount of KDE libraries.
Con New releases are infrequent
It can be seen in https://quickgit.kde.org/?p=krusader.git that maintenance work is done in a continous fashion, but no new releases are provided.
Even though it is perhaps the more feature-rich file manager.