Double Commander
Open Source
Double Commander is a cross platform open source file manager with two panels side by side.
Commander One
Freemium
Commander One is a dual pane file manager for macOS, created entirely in Swift.
Forklift
Commercial
ForkLift is a file transfer software, It allows you to transfer files using FTP, SFTP, FXP, WebDAV, Amazon S3 and even Bluetooth.
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.
TotalFinder
Commercial
TotalFinder is a plugin for Finder.app which adds tabs like those in Google Chrome, dual panels similar to TotalCommander, and other improvements.
Finder
Free
Finder is the default file manager and graphical user interface shell used on all Mac.
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 Commander One and Directory Opus and decide which is most suitable for you.
Compare TotalFinder and Directory Opus and decide which is most suitable for you.
Compare Forklift and Directory Opus and decide which is most suitable for you.
Compare Finder and Directory Opus and decide which is most suitable for you.
Compare fman and Directory Opus and decide which is most suitable for you.