Do you want to quickly test your FTP client and don't have your own FTP or FTP/SSL server? Try one of these publicly accessible FTP servers.

Most of them only allow read-only access. If you need to upload data as well, choose an FTP server and download/install if yourself.

Example list of free online FTP servers

Web Hostname Login Note
web demo/password port 21: FTP
port 21: FTP/TLS explicit
port 999: FTP/TLS implicit
web ftp/ Archive of computer art from demoscene subsculture.
web ftp/ Mirror of Cygwin, Debian and other open source software