Cyberduck is a free SFTP client to manage cloud and server files

Cyberduck is a libre server and cloud storage browser for Mac and Windows with support for FTP, SFTP, WebDAV, Amazon S3, OpenStack Swift, Backblaze B2, Microsoft Azure & OneDrive, Google Drive and Dropbox. With an easy-to-use interface, connect to servers, enterprise file sharing and cloud storage. You can find connection profiles for popular hosting service providers. FTP A widely tested FTP (File Transfer Protocol) implementation for the best interoperability with support for FTP over secured SSL/TLS connections. SFTP With support for strong ciphers, public key and two factor authentication. Read settings from your existing OpenSSH configuration. WebDAV With interoperability for ownCloud, box.com, Sharepoint and BigCommerce and many other WebDAV servers. TLS mutual (two-way) authentication with client certificate. SMB Access Windows File Shares or a Samba Linux Server. Google Drive Access Google Drive without synchronizing documents to your local disk. With URL reference f ... Read full article.