If you have not yet found a suitable FTP client in macOS, FileZilla does not do much wrong with macOS. P>
The CHIP editorial says: p>
The popular FTP client FileZilla in a version for macOS. P> FileZilla for macOS FileZilla can really make an FTP server glow: discontinued downloads seamlessly resumes the tool. If the remote station is busy, then the keep-alive system helps.
Connections can be established despite the upstream firewall or proxy - SSL-secured on request. One queue each for uploading and downloading channels the data flow. Authentication can be based on Kerberos.