| Infocom Z-Machine code |  Zork I - The Great Underground Empire SG Ver.52 | 1986 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Beyond Zork - The Coconut of Quendor Ver.47 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Beyond Zork - The Coconut of Quendor Ver.49 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Beyond Zork - The Coconut of Quendor Ver.51 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Beyond Zork - The Coconut of Quendor Ver.57 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Border Zone Ver.9 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Bureaucracy - A Paranoid Fantasy Ver.116 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Bureaucracy - A Paranoid Fantasy Ver.86 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Four-In-One Sampler II Ver.97 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Nord and Bert Couldn't Make Head or Tail of It Ver.19 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Plundered Hearts Ver.26 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Sherlock - The Riddle of the Crown Jewels Ver.21 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Sherlock - The Riddle of the Crown Jewels Ver.26 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Stationfall Ver.107 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Lurking Horror Ver.203 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Lurking Horror Ver.219 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Lurking Horror Ver.221 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Mini-Zork I - The Great Underground Empire Ver.34 | 1988 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Planetfall SG Ver.10 | 1988 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Planetfall Ver.10 | 1988 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Shogun - A Story of Japan Ver.292 | 1988 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Shogun - A Story of Japan Ver.295 | 1988 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Shogun - A Story of Japan Ver.311 | 1988 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Shogun - A Story of Japan Ver.322 | 1988 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Wishbringer - The Magick Stone of Dreams SG Ver.23 | 1988 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Zork Zero - The Revenge of Megaboz Ver.296 | 1988 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Arthur - The Quest for Excaliber Ver.54 | 1989 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Arthur - The Quest for Excaliber Ver.63 | 1989 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Arthur - The Quest for Excaliber Ver.74 | 1989 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Journey - Golden Age Trilogy Part One Ver.26 | 1989 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Journey - Golden Age Trilogy Part One Ver.30 | 1989 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Journey - Golden Age Trilogy Part One Ver.77 | 1989 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Journey - Golden Age Trilogy Part One Ver.83 | 1989 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Zork Zero - The Revenge of Megaboz Ver.366 | 1989 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Zork Zero - The Revenge of Megaboz Ver.383 | 1989 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Zork Zero - The Revenge of Megaboz Ver.393 | 1989 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code |  A Fable | 198? | Moore, Stuart |
| Infocom Z-Machine code | Adventure - The Interactive Original | 1994 | Nelson, Graham |
| Infocom Z-Machine code | Zork - The Undiscovered Underground Ver.16 | 1997 | Activision, Inc. Los Angeles, CA, USA 47875 |
| Infocom Z-Machine code | Abenteuer | 19?? | Arnold, Toni |
