RPG Maker 2000/2003 and EasyRPG games interpreter
A .NET ascii/ansi console engine written in C# for MonoGame and XNA
INSTEAD - Simple Text Adventure Interpreter.
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
a (simple) Sokoban game
KildClient is a powerful MUD client with a built-in Perl interpreter
computerman is multiway user tools
A cross-platform, multimedia interpreter for TADS adventure games.
A Windows Console Based CHIP-8 Interpreter
Commander Keen Interpreter
2D Game Engine
Old-School Console Game
Karel - 3D language interpreter
A cross-platform interpreter for many point-and-click adventure games
GGMud is a cross platform modern MUD client.
Basic interpreter with primitives to play lotto games
A cross-platform, 3D interpreter to play LucasArts' Lua-based games
Multiplayer game
A modern "graphics" API for text-based applications
Yet Another Chess ENgine