Not just Zork, but also a bunch of other Infocom games such as Infidel and Bureaucracy. There's even some Sierra game code for Leisure Suit Larry there, though

Not just Zork, but also a bunch of other Infocom games such as Infidel and Bureaucracy. There's even some Sierra game code for Leisure Suit Larry there, though not the whole game: https://github.com/historicalsource/leisuresuitlarry https://github.com/historicalsource/leisuresuitlarry.