It can act as a client for the SSH, Telnet, rlogin, and raw TCP computing protocols and as a serial console client. PuTTY is a free open-source terminal emulator which lets you initiate interactive command-line sessions to UITS Unix servers.
Cyberduck is a widely used Mac OS SSH Client.
WinSCP is a free open-source SFTP and FTP client for Windows.
PuTTY is a free open-source terminal emulator which lets you initiate interactive command-line sessions to UITS Unix servers.What Are SSH Clients for Windows, Mac, and Unix