Elegant and efficient FTP client.
If you regularly need to upload and download files from a server, Cyberduck is an excellent free FTP client with a simple user GUI that makes it very easy to perform all kinds of tasks FTP. Cyberduck is suitable for almost all FTP transfers including FTP, SFP, WebDAV and Amazon S3 transfers. For all those looking for a reliable and free client FTP, Cyberduck meets all your requirements.

It is easy to create new connections
Add a new connection in Cyberduck is very simple and only takes a few seconds with their useful tutorials for novice users. For convenience, you can drag and drop bookmarks to and from Finder. Cyberduck interface is clearly designed, easy to use and features a wide help guide that makes it a good starting point for new FTP users.

Cyberduck is also compatible with most external editors like BBEdit of, TextWrangler or TextMate. Cyberduck is also integrated with Dropbox for file sharing.

Some users have found that Cyberduck can sometimes be unstable in the file transfer. Depending on the stability of the server that you use, you may timeout connections stay halfway, especially when SSL connections are used.

One of the best FTP clients for Mac
Overall, Cyberduck is an excellent, and usually efficient and elegant open FTP client for Mac code.