Tn3270 is a terminal emulation program for connecting to computers that use IBM 3270 terminals. It offers features like color, extended highlighting, various screen and font sizes, and SSL support. Additionally, it supports the APL character set, file transfer, and remote printing when used with an IBM VM/CMS host. The Classic version also supports 3179 graphics emulation. Tn3270 is free to use for both commercial and non-commercial purposes and its source code is available for free.
