Cyberduck

Cyberduck is a free open-source cloud storage browser that enables you to easily upload and download files. Originally developed by David V. Kocher and Yves Langisch, this software is also an FTP client that supports SFTP, FTP/TLS, and WebDAV, and integrates with other well-known cloud storage. This client is easy to use with its intuitive user interface and is great for distributing files around.

Solid support
This FTP client is a great choice as it has a user-friendly GUI that allows you to easily transfer. It supports FTP secured over SSL/TLS connections, using AUTH TLS and directory synchronization. Should you have any experience writing code Java and C# within a Cocoa environment, you can edit this software as it is licensed under the GPL.

Make things simple
Cyberducks user interface promotes ease of use with its drag-and-drop function for quick file transfers. It also allows external text editors to open files if you need to change their content on the spot. To remember a file or folder, the program allows you to bookmark it and easily organize your collection using the search function or history list. Browsing can also quickly be done with caching enabled and Quick Look displaying previews.

Support
Cyberduck supports various third-party cloud storage-hosting service providers such as Amazon S3, OpenStack Swift, Backblaze B2, Microsoft Azure, OneDrive, Google Drive, DRACOON, and Dropbox. This enables wide enterprise file-sharing for better productivitywhether its for a small business, a large corporate office, or school projects. Its SFTP and WebDAV support ensure security for your connections when accessing these programs.