Double Commander
Open Source
Double Commander is a cross platform open source file manager with two panels side by side.
muCommander
Open Source
muCommander is a lightweight, open-source, cross-platform file manager that will run on any operating system supporting Java.
fman
Commercial
fman is a dual-pane file manager for Windows, macOS and Linux.
Midnight Commander
Open Source
Midnight Commander is a visual file manager, licensed under GNU General Public License and therefore qualifies as Free Software.
Finder
Free
Finder is the default file manager and graphical user interface shell used on all Mac.
Compare Just Manager with alternatives
Compare Double Commander and Just Manager and decide which is most suitable for you.
Compare Midnight Commander and Just Manager and decide which is most suitable for you.
Compare muCommander and Just Manager and decide which is most suitable for you.
Compare Finder and Just Manager and decide which is most suitable for you.