Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
A cross-platform interpreter for many point-and-click adventure games
A cross-platform, 3D interpreter to play LucasArts' Lua-based games
A train simulator wroten in Java.
A truly extensible cross-platform game engine
Parser for Monkey Island 1 Special Edition .pak files