| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| NASA Orbital Observatory Adventure | Tony Martin | 1988 | English | Solution |
| Nebelmond, Der | Oliver Berse | 2003 | German | |
| Necris Dome | Codemasters | 1987 | English | Solution, Map, Hints |
| Necronomycon, The | Oblique Strategy | ? | English | Solution |
| Nemesis | Talent Computer Systems | 1986 | English | |
| New Adam & Eve | Sony Corporation | 1985 | English | Solution |
| New Day, A | Jonathan Fry | 1997 | English | |
| New Start, Old Dreams | Tor O. Houghton | 1989 | English | Solution |
| Night at Milliways, A | Graeme Pletscher | 2001 | English | Solution, Map |
| Night of the Aliens | William T. Parker | 1986 | English | Solution, Map |
| Nightmare Planet | Floopy 64 | 1983 | French | Solution |
| Nightmare Planet | Sunshine Books | 1983 | English | Solution |
| Noach 3000 | Commodore Dossier | 1986 | Dutch | Solution, Map |
| Nocturne | Alpha-Omega Software |
1986 | English | Solution, Map |
| Nova | Incentive Software | 1987 | English | Solution, Map |
| Novagen | ? | 1987 | English | Solution, Map |