Try FileZilla ..

https://filezilla-project.org/download.php?platform=osx

Filezilla? Cyberduck? FTPFS? The FTP functionality that's built into Finder (or at least, it was the last time I used FTP - this was some time ago)?

There's no shortage of clients. Personally, I think you shouldn't use FTP at all, but you do you.

Try Cyberduck