Double Commander
Open Source
Double Commander is a cross platform open source file manager with two panels side by side.
fman
Commercial
fman is a dual-pane file manager for Windows, macOS and Linux.
Marlin
Open Source
Marlin is a sleek and fast GTK3 file manager.
Midnight Commander
Open Source
Midnight Commander is a visual file manager, licensed under GNU General Public License and therefore qualifies as Free Software.
Tux Commander
Open Source
Tux Commander is an opensource GTK2 file manager.
Compare Directory Opus with alternatives
Compare Double Commander and Directory Opus and decide which is most suitable for you.
Compare Midnight Commander and Directory Opus and decide which is most suitable for you.
Compare fman and Directory Opus and decide which is most suitable for you.
Compare Tux Commander and Directory Opus and decide which is most suitable for you.
Compare Marlin and Directory Opus and decide which is most suitable for you.