| ID | Title | Machine | Language |
|---|---|---|---|
| 34540 | Moonlander | ZX81 1K | English |
| 29591 | Muncher | ZX81 1K | English |
| 36014 | NIM | ZX81 1K | English |
| 29593 | Nessie | ZX81 1K | English |
| 35190 | Nohzdyve | ZX81 1K | English |
| 29137 | Noodle | ZX81 1K | - |
| 29596 | Note Tester | ZX81 1K | English |
| 35962 | Numba | ZX81 1K | English |
| 29598 | Number Cruncher | ZX81 1K | English |
| 29599 | Number Race | ZX81 1K | English |
| 43848 | Ny Teknik | ZX81 1K | Swedish |
| 29601 | Odds and Evens | ZX81 1K | English |
| 33435 | Olympic swimming | ZX81 1K | - |
| 39454 | On the Job | ZX81 1K | English |
| 29604 | Orion Shuttle | ZX81 1K | English |
| 35753 | Othello | ZX81 1K | English |
| 31958 | Outlaw | ZX81 1K | English |
| 29606 | Over the Wall | ZX81 1K | English |
| 42195 | Pacman1K | ZX81 1K | English |
| 35179 | Painter | ZX81 1K | English |