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
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.
Console - Console is a Windows console window enhancement.
Konsole - Konsole is a free terminal emulator which is part of KDE Software Compilation.