The Adventure Game Toolkit (AGT) Last Updated May 24, 1997 In 1985, Mark J. Welch designed the Generic Adventure Game System (GAGS), a computer programming tool for creating text adventure games for MS-DOS computers. GAGS was released as shareware in 1985 and enhanced several times in 1986 and 1987. In 1987, David Malmberg made substantial enhancements to the Generic Adventure Game System, which ...

A tool for creating interactive fiction. It may also be useful for documentation, and for scripts or prototypes of interactive products.