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Cyberduck icon.png
Cyberduck Browser Bookmarks.png
Cyberduck 6
Developer(s)David V. Kocher, Yves Langisch
Initial releaseApril 2002; 19 years ago (2002-04)[1]
Stable release
7.2.1[2] / November 27, 2019; 18 months ago (2019-11-27)
Repository Edit this at Wikidata
Written inJava, C#
Operating systemmacOS, Windows
Available in37 languages
TypeFTP client
LicenseGNU General Public License v3.0 or later[3]

Cyberduck is an open-source client for FTP and SFTP, WebDAV, and cloud storage (OpenStack Swift, Amazon S3, Backblaze B2 and Microsoft Azure), available for macOS and Windows (as of version 4.0) licensed under the GPL. Cyberduck is written in Java and C# using the Cocoa user interface framework on macOS and Windows Forms on Windows. It supports FTP/TLS (FTP secured over SSL/TLS), using AUTH TLS as well as directory synchronization. The user interacts with the user interface (GUI), including file transfer by drag and drop and notifications via Growl. It is also able to open some files in external text editors.

Cyberduck includes a bookmark manager and supports Apple's Keychain and Bonjour networking. It supports multiple languages including English, Catalan, Czech, Chinese (Traditional and Simplified), Danish, Dutch, Finnish, French, German, Hebrew, Hungarian, Indonesian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Slovak, Spanish, Swedish, Thai, Turkish, Ukrainian, and Welsh.

Cyberduck CLI[edit]

The Cyberduck creator also provides a version for the Command-line interface (CLI), called duck, available for Windows, macOS and Linux. It has its own website at The program can be used as FTP and SFTP-client, for operations with different cloud services. [1]

See also[edit]


  1. ^ Kocher, David. "Cyberduck". ~/dkocher. Archived from the original on 2002-08-03. Retrieved 2019-12-01.
  2. ^ "Changelog". Retrieved 2019-12-02.
  3. ^ Kocher, David (2017-07-24). "Changeset 42003". Retrieved 2019-12-02. Update to GNU GPLv3.

External links[edit]