tmux is a terminal multiplexer
A cross-platform, GPU-accelerated terminal emulator
Open source terminal session recorder
Run applications under pseudo-terminal (PTY) sessions
A MUD client for Android, iOS, Linux, Mac OS X and Windows
Serial <-> TCP/IP, Serial <-> UDP/IP, TCP/IP <-> UDP/IP
ANSI sequence filter
Management & operating of AT-based (e.g. Sagem) mobile phones/modems
Terminal client
Terminal text colorizing and simplifies script coding.
A free cross platform command prompt
Jexer - Java Text User Interface Library
Console based rcon client for minecraft servers.
Python module to build dialogs for terminal-based applications
A shell terminal using just PHP
Tintin++ scirpts for MUD (mmorpg)