| 5944 | Alien Research Centre | ZX-Spectrum 48K | English |
| 34908 | Alien Research Centre 2 | ZX-Spectrum 48K | English |
| 36390 | Alien Research Centre 3 | ZX-Spectrum 48K | English |
| 154 | Alien Rupture | ZX-Spectrum 48K | English |
| 23541 | Alien Serch | ZX-Spectrum 48K | English |
| 37834 | Alien Showdown | ZX-Spectrum 48K | English |
| 27072 | Alien Space | ZX-Spectrum 48K | Spanish |
| 40035 | Alien Storm | ZX-Spectrum 48K | English |
| 157 | Alien Syndrome | ZX-Spectrum 48K | English |
| 25683 | Alien! | ZX-Spectrum 48K | English |
| 34383 | Alien-A | ZX-Spectrum 48K | Multi-language: English, Esperanto, Spanish |
| 44433 | Alien: Destino del Nostromo | ZX-Spectrum 48K | Spanish |
| 35250 | Aliengun | ZX-Spectrum 48K | English |
| 24680 | Alienigenas | ZX-Spectrum 48K | Spanish |
| 161 | Aliens | ZX-Spectrum 48K | English |
| 17988 | Aliens | ZX-Spectrum 48K | Spanish |
| 35561 | Aliens | ZX-Spectrum 48K | Czech |
| 26457 | Aliens | ZX-Spectrum 48K | Italian |
| 36902 | Aliens | ZX-Spectrum 48K | Czech |
| 39872 | Aliens | ZX-Spectrum 48K | English |