When comparing Krusader vs jFileProcessor, the Slant community recommends Krusader for most people. In the question“What are the best Linux file managers?” Krusader is ranked 6th while jFileProcessor is ranked 19th.
Ranked in these QuestionsQuestion Ranking
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 SFTP support
Pro Handles most archives. There is little difference in behaviour between an archive file and a regular folder.
Pro Searching capabilities and copying/deleting/moving in background
Pro All common operations can be done with keyboard efficiently
In addition, shortcuts can be easily renamed.
Unlike Dolphin and many others.
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 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
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 You can write a script to modify your list
Your script can modify contents in the list window it is working on.
Pro Plugin scripts
Just put groovy scripts in menu-scripts folder and they will automatically run using currently selected files.
Pro Run any groovy scriptable command on a list
Run commands on your lists: grep files to find stuff, delete/copy/move files, etc.. Even copy a file to a remote host and execute it.
Pro Create and work with lists of filenames or any string
Search files and save to another file or a list window. Add or subtract one list from another.
Pro Can do count only
Just count matching search criterion.
Pro Good search
Search on modified time, file size, glob/regex name, folder depth; and/or on these and can do range.
Available for Linux, Windows, macOS - just needs java 7+ (written with 8).
Con KDE dependencies
If you don't use KDE, you'll be forced to install quite a large amount of KDE libraries.
Con Interface can be overwhelming
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.
Con Cannot make sftp connection
Con Does not see attached phone files
No mtp:/ connected phone files.
Con Launch only main associated app
You cannot bring up a menu of associated apps to run on a file like you can in dolphin.