Apps with 'Miller columns' feature

Modern Windows file manager with tabbed browsing, dual-pane view, column navigation, integrated archive tools, file tagging, QuickLook support, and appearance customization.

Free dual-pane file manager for Windows featuring tabs, columns, themes, long filename support, image converter, regex renaming and many other unique features.

The most advanced dual pane file manager and file transfer client for macOS.

Transmit is a fast and wonderful file transfer app. It supports every major cloud storage provider, and it looks awfully nice.

Terminal file manager with VI key bindings. It provides a minimalistic and nice curses interface with a view on the directory hierarchy. The secondary task of ranger is to psychically guess which program you want to use for opening particular files.

Commander One is dual-pane file manager for OS X created in Swift, which enables you to manage your files in the best possible way.

The Finder is the first thing that you see when your Mac finishes starting up. It opens automatically and stays open as you use other apps. It includes the Finder menu bar at the top of the screen and the desktop below that.

Path Finder is a standalone Finder replacement that takes the Finder's familiar interface and adds numerous powerful features and interface innovations to help anyone be more productive on macOS.

File browser designed for elementary OS.

Marlin is a new GTK3-based file manager for Linux, pretty slick and fast.

Unlike most other file managers Marlin has included the so called "Miller columns" view.

Features

• Tabbed browsing
• Multiple-views
• Single-click to open (default)
• Configurable toolbars and.

UltraExplorer is a Windows Explorer replacement that will change the way you think about file management. Other Explorer replacement applications duplicate the same old paradigm introduced by Microsoft in Windows 95.

TkDesk is a graphical file manager for the X Window System used by Unix and Unix-like systems. It is highly configurable since it is based upon tcl and tk. Tkdesk is released under the GNU GPL and is one of the rare filemanagers using Miller columns.

WinBrowser features a multi-column interface as used on the Macintosh resulting in the most elegant file manager available for Windows today.