FTP Client

Free · Open
A file transfer client for FTP and SFTP, WebDAV, and cloud storage with support for Amazon S3, OpenStack Swift, Backblaze B2, Microsoft Azure & OneDrive, Google Drive and Dropbox
FTP Client·File Manager
Desktop
AlertCaution is advised.

Free · Open
A cross-platform FTP application for secure file transfer between computers and remote servers using protocols like FTP, FTPS, and SFTP
FTP Client·FTP Server
Desktop
AlertCaution is advised.

Paid
Mount server and cloud storage as a disk in Finder on macOS and File Explorer on Windows, enabling remote file access and management
FTP Client
Desktop
AlertCaution is advised.

Free · Open
A terminal emulator, serial console and network file transfer application
FTP Client·Terminal Emulator
Desktop
AlertCaution is advised.

Free · Open
Secure file transfer, file management, and synchronization between a Windows computer and remote servers using various protocols
FTP Client·File Manager
Desktop
AlertCaution is advised.