CyberDuck 3.1 is an open source FTP and SFTP (SSH Secure File Transfer) browser licensed under the GPL. The application features integration with external editors, as well as support for many Mac OS X system technologies such as Spotlight, Bonjour, the Keychain, and AppleScript. Version 3.1 has added support for both Amazon CloudFront (in conjunction with Amazon S3) and Cloud Files from Rackspace.
