Cyberduck Mountain Duck CLI

Version 10 (modified by dkocher, on Jun 6, 2019 at 12:58:26 PM) (diff)


Cyberduck Help / Howto / Mountain Duck / Installation



Requires macOS 10.11 or later.


Move the unzipped application bundle Mountain from the Downloads to the /Applications folder on your computer. No admin privileges for installation is required.

Mac App Store

Mountain Duck is installed through the Mac App Store in /Applications. You can always reinstall Mountain Duck on any Mac you own from the Mac App Store in  → App Store… → Purchased.

Login Item

You can choose to open Mountain Duck when you login to your computer. Note that the application will not appear in Login Items of the User & Groups system preference pane. The login item is removed, when you quit the application using Quit Mountain Duck.

You will be prompted if Mountain Duck would be opened when logging in to your computer. If you have chosen Don't ask again but want to add Mountain Duck as a login item later, reset the preference with defaults delete io.mountainduck loginitem.enable in a window.

Finder Extension

Enable the Mountain Duck Finder Extension in System Preferences → Extensions → Finder by selecting the checkbox. This will enable context menu items for files selected on a mounted volume with options to Reload the folder listing and copy & open URLs of files.


Requires Windows 7 or later.


Download the Mountain Duck Installer.exe with administrator privilege to install Mountain Duck.


Download MSI Installer for corporate environments. Requires prior installation of ​Microsoft .NET Framework 4.5.2.

Registration Key

Double click the file .mountainducklicense to open and register with Mountain Duck. Alternatively you can copy the key with your installation routine to the application support directory.


  • ~/Library/Group Containers/ Support/duck/


You can install the registration key either in

  • %APPDATA%\Cyberduck
  • C:\Program Files (x86)\Mountain Duck

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