Portable Cyberduck is a free, open source, Mac OS X FTP client browser application that has been packaged for portability. Based on the popular Cyberduck FTP/SFTP client, this version is designed to run directly from a USB flash drive, external hard drive, memory card, or iPod, without leaving settings or traces on the host Mac. Perfect for users who need secure FTP access while on the move, it lets you carry your bookmarks, preferences, and connection history with you anywhere.
Portable Cyberduck | Mac OS X FTP Client To-Go
Cyberduck itself is a widely trusted FTP, SFTP, WebDAV, and cloud storage browser for Mac. The portable version created by FreeSMUG makes it possible to use it without installation, making it ideal for shared computers, lab machines, or temporary workstations. Whether you’re uploading files to a web server, managing cloud storage (Amazon S3, Google Drive, Dropbox, etc.), or just transferring files between systems, Portable Cyberduck keeps your data and credentials stored only on your removable device.
Key Features of Portable Cyberduck
- Portable FTP Client: Carry your FTP/SFTP/WebDAV tool anywhere without installation.
- Supports Cloud Services: Connect to Amazon S3, Google Drive, Dropbox, OneDrive, Backblaze B2, and more.
- No Traces Left Behind: All preferences and bookmarks are saved on your USB drive.
- Open Source: Free to use, modify, and redistribute under open-source license.
- Secure Transfers: Strong encryption (SFTP/SSH, TLS/SSL) for safe remote file access.
Specifications | Download Links
- Author’s Website: FreeSMUG Portable Cyberduck Page
- Developer: Based on Cyberduck (by David V. Kocher)
- License: Open Source (GPL)
- Latest Known Version: 3.0.1 r3.0 Portable Build
- Download: PortableCyberduck.dmg
How to Install Portable Cyberduck for Mac OS X
- Download the PortableCyberduck.dmg file and double-click to mount it.
- Drag the Portable Cyberduck folder to your USB flash drive or portable storage device.
- Launch Cyberduck directly from your portable drive whenever you need FTP access.
Note: Once installed to your portable drive, you can eject the DMG and safely delete the downloaded image from your Mac.
Why Use Portable Cyberduck?
- Web developers: Upload/download site files securely without needing admin rights.
- IT support staff: Quickly access servers and cloud accounts from any Mac.
- Students/nomadic workers: Carry your FTP client and credentials between shared lab computers or coworking spaces.
Frequently Asked Questions (FAQ)
Does Portable Cyberduck support cloud storage?
Yes, just like the full Cyberduck app, it connects to S3, Google Drive, Dropbox, OneDrive, and more.
Is it really portable?
Yes. All settings, bookmarks, and history are stored on your external drive. Nothing is written to the host Mac.
Is it still updated?
The FreeSMUG Portable build may lag behind the official Cyberduck releases. For the newest features, check the official Cyberduck site.
Final Thoughts
Portable Cyberduck is the easiest way for Mac users to carry a full-featured FTP/SFTP/cloud client without leaving a footprint behind. Whether you’re a developer, sysadmin, or student, this portable version makes remote file management secure, flexible, and lightweight. If you need a Mac FTP client you can run from USB, Portable Cyberduck is a perfect fit.