Tera Term is a free terminal emulator that runs on Microsoft Windows. Its author, T. Teranishi, began developing it in 1994.
Robert O'Callahan released a DLL that gives Tera Term ssh (protocol version 1.5) capabilities in 1998. While Tera Term was developed in Japan, the TTSSH extensions were developed in Australia.
Excerpts from the Windows Help file that ships with Tera Term:
Tera Term Pro is a free software terminal emulator (communication program) which supports: