PuTTY - Popular free terminal application. Mostly used as an SSH client.
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
RealTerm - RealTerm is a terminal program specially designed for capturing, controlling and debugging binary...
KiTTY - KiTTY is a fork from version 0.70 of PuTTY. It adds extra features to PuTTY.
iTerm2 - A terminal emulator for macOS that does amazing things.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.