| Title | System | Year | |
|---|---|---|---|
| Archive.org | Zork I: The Great Underground Empire | C64 | 1983 |
| Archive.org | Zork I: The Great Underground Empire | Atari 400/800 | 1983 |
| Archive.org | Zork I - The Great Underground Empire | Apple II | 1980 |
| The Good Old Days | Zork I: The Great Underground Empire | PC | 1981 |
| The Good Old Days | Zork I: The Great Underground Empire | PC | 1981 |
| Macintosh Garden | Zork Trilogy | Macintosh | 1984 |
| The Good Old Days | Zork I: The Great Underground Empire | PC | 1981 |
| Archive.org | Zork I - The Great Underground Empire | Apple II | 1980 |
| Archive.org | Zork I: The Great Underground Empire | Atari 400/800 | 1982 |
| The Good Old Days | Zork I: The Great Underground Empire | PC | 1981 |
| Abandonware Dos | Zork I: The Great Underground Empire | PC | 1982 |
| Archive.org | Zork I - The Great Underground Empire | Apple II | 1980 |
| XTC Abandonware | Zork - The Great Underground Empire | PC | 1982 |
| RetroGames.cz | Zork: The Great Underground Empire | PC | 1980 |
| The Good Old Days | Zork I: The Great Underground Empire | PC | 1981 |
| The Commodore Zone | Zork I - The Great Underground Empire (Solid Gold Edition) | C64 | 1987 |
| DJ Old Games | Zork I: The Great Underground Empire | unknown | 1980 |
| The Good Old Days | Zork I: The Great Underground Empire | PC | 1981 |
| Games Nostalgia | Zork: The Great Underground Empire | PC | 1982 |
| Archive.org | Zork I: The Great Underground Empire | C64 | 1983 |
| Archive.org | Zork I - The Great Underground Empire | Apple II | 1980 |
| Archive.org | Zork I The Great Underground Empire | Amstrad CPC | 1984 |
| The Commodore Zone | Zork I - The Great Underground Empire | C64 | 1983 |
| The Good Old Days | Zork I: The Great Underground Empire | PC | 1981 |
| Archive.org | Zork I: The Great Underground Empire | Atari 400/800 | 1982 |
| Archive.org | Zork I - The Great Underground Empire | Apple II | 1980 |
| The Good Old Days | Zork I: The Great Underground Empire | PC | 1981 |
| Title | Genre | Company | Year |
|---|---|---|---|
| Mini-Zork I - The Great Underground Empire | unknown | Infocom | 1988 |
| Zork: The Undiscovered Underground | Adventure | Activision | 1997 |
| Zork: The Zork Anthology | Adventure | Aztech New Media | 1995 |
| Underground | unknown | unknown | |
| Need for Speed: Underground 2 | unknown | EA Black Box | 2004 |
| Alias Underground | Action | ABC Media | 2003 |
| Underground Detective Agency | Educational | The Web Production | 2001 |
| Zork Zero | Adventure | Infocom | 1988 |
| Enchanter - Zork IV | Adventure | Infocom | 1983 |
| Zork Nemesis | Adventure | Activision | 1996 |
| Return to Zork | Adventure | 1993 | |
| Zork 2 - The Wizard of Frobozz | Adventure | Infocom | 1983 |
| Zork 3 - The Dungeon Master | Adventure | Infocom | 1984 |
| Beyond Zork - The Coconut of Quendor | Adventure | Infocom | 1987 |
| Zork: Grand Inquisitor | Adventure | Activision | 2001 |
| Zork II: The Wizard of Frobozz | Adventure | 1983 | |
| Zork Quest 2 - The Crystal of Doom | Adventure | Infocom | 1988 |
| Zork Quest - Assualt on Egreth Castle | Adventure | Infocom | 1987 |
| Empire | Adventure | Unknown | 1985 |
| Empire | Action | Firebird | 1986 |
| Empire 2 - The Art of War | Strategy | New World Computing | 1995 |
| Oil Empire | Strategy | 88th Panzer Division | 1996 |