Top Alternatives to Nautilus

FileZilla is an open source FTP (File Sharing Protocol) client for connecting to remote FTP servers.

Total Commander is a Windows based file management program with the good plugin system.

Double Commander is a cross platform open source file manager with two panels side by side.

File Explorer, previously known as Windows Explorer, is a file manager application that is included with releases of the Microsoft Windows operating system.

Midnight Commander is a visual file manager, licensed under GNU General Public License and therefore qualifies as Free Software.

Far Manager is a program for managing files and archives in Windows operating systems.

Thunar is a file manager for Linux and other Unix-like systems, written using the GTK+ 2 toolkit.

Dolphin is a lightweight file manager. It has been designed with ease of use and simplicity in mind, while still allowing flexibility and customization.

ForkLift is a file transfer software, It allows you to transfer files using FTP, SFTP, FXP, WebDAV, Amazon S3 and even Bluetooth.

Finder is the default file manager and graphical user interface shell used on all Mac.

My Commander is a free multitab file manager for Windows.

GNOME Commander is a two-panel graphical file manager for GNOME.

X File Explorer (Xfe) is a graphical file manager for the X Window System.

Tux Commander is an opensource GTK2 file manager.

SpaceFM is a desktop-independent multi-panel tabbed file and desktop manager.

Marlin is a sleek and fast GTK3 file manager.

Pantheon Files is a simple, powerful file manager from elementary.