Cyberduck is a free open source application for Windows that provides the ability to connect to FTP, FTP / TLS, SFTP, WebDAV, Amazon S3, Google Storage, Google Docs, Windows Azure, Rackspace Cloud Files servers.

Its interface is simple and easy to use, making it ideal for beginners and experts alike.

It supports file editing with an external editor, advanced bookmark support, and advanced SSH functions.

Cyberduck’s settings window allows you to configure aspects related to transfers, connections, or bandwidth that are available to your program.