| System (Setting) | Publications | Articles |
|---|---|---|
 NecronomiCards | 2 | 2 |
| Necronomicon | 1 | 1 |
| The Necronomicon Gamebook | 3 | 3 |
| Necronomicon: The Card Game | 1 | 1 |
| NecronomiCORP | 1 | 1 |
| Necronomonopoly | 1 | 1 |
 Nemesis | 1 | 8 |
| Nephilim | 5 | 5 |
| Nightmare House | 1 | 1 |
| None | 147 | 356 |
| Numenera | 1 | 0 |
| Nyarlatho-tech | 1 | 1 |
| Nyarlathotep | 1 | 1 |