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Cyberduck vs Brows3: catalog facts
Cyberduck	Brows3
Free Free and open source under GPLv3. The vendor also sells a separate product, Mountain Duck…	Free Free and open source under the MIT license.
Windows, macOS, Command line	Windows, macOS, Linux
FTP, SFTP, WebDAV, SMB, S3, Swift, B2, Azure, OneDrive, Google Drive and Dropbox in one app Reads your existing OpenSSH configuration, with public key and two-factor support	Supports many S3-compatible providers and custom endpoints Works with AWS SSO profiles and direct s3:// paths
No graphical Linux application; Linux gets the CLI only Mounting remote storage as a local drive is a separate paid product, Mountain Duck	Pre-1.0 version numbering Limited to S3-style object storage, not FTP or SFTP
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: MIT
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.