| Infocom Z-Machine code |  Moonmist Ver.4 | 1986 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Moonmist Ver.9 | 1986 | 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 | 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 | Planetfall Ver.20 | 1983 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Planetfall Ver.26 | 1983 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Planetfall Ver.29 | 1983 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Planetfall Ver.37 | 1983 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Plundered Hearts Ver.26 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Seastalker Ver.15 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Seastalker Ver.16 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Seastalker Ver.86 | 1984 | 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 | 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 | Sorcerer Ver.13 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Sorcerer Ver.15 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Sorcerer Ver.18 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Sorcerer Ver.4 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Sorcerer Ver.6 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Spellbreaker Ver.63 | 1985 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Spellbreaker Ver.87 | 1985 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Starcross - Interlogic Science Fiction Ver.15 | 1982 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Starcross - Interlogic Science Fiction Ver.17 | 1982 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Stationfall Ver.107 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Suspect - An Interactive Mystery Ver.14 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Suspended - Interlogic Science Fiction Ver.5 | 1983 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Suspended - Interlogic Science Fiction Ver.7 | 1983 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Suspended - Interlogic Science Fiction Ver.8 | 1983 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Hitchhiker's Guide to the Galaxy SG Ver.31 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Hitchhiker's Guide to the Galaxy Ver.42 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Hitchhiker's Guide to the Galaxy Ver.47 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Hitchhiker's Guide to the Galaxy Ver.56 | 1984 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Hitchhiker's Guide to the Galaxy Ver.58 | 1985 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Hitchhiker's Guide to the Galaxy Ver.59 | 1985 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Lurking Horror Ver.203 | 1987 | Infocom, Inc. MA, USA 51051 |
