| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Ice and Fire - The Wizards | Nightridersoft | 1986 | English | |
| Infidel | Infocom |
1983 | English | Solution, Map, Hints |
| Ingrid's Back! | Level 9 Computing |
1988 | English | Solution |
| Into the Mystic | River Software | 1991 | English | Solution |
| Invasion | Robert Henderson | ? | English | Solution |
| ISTHORN | Stuart S. Reeve | 1990 | English |