level9: level9 - an interpreter for Level 9 adventures. level9: level9: Level 9 was a British computer adventure game company which produced level9: some of the most advanced games of the 1980s. Founded in 1981 by level9: Michael, Nicholas and Pete Austin, the company produced about 20 games level9: for a wide range of home computers of that era. To play any of those level9: games you will need their original data files. level9: level9: level9: level9: