| 30332 | Journey to the Centre of the Nose | ZX-Spectrum 48K | English |
| 37758 | Journey to the Unknown | ZX-Spectrum 48K | English |
| 2644 | Journey's End | ZX-Spectrum 48K | English |
| 8296 | Joy Graph | ZX-Spectrum 48K | English |
| 24695 | Joyeria | ZX-Spectrum 48K | Spanish |
| 38682 | Joypen | ZX-Spectrum 48K | Slovenian |
| 26483 | Joystick Control | ZX-Spectrum 48K | Italian |
| 40593 | Joystick Interface | ZX-Spectrum 48K | English |
| 12455 | Joystick Thunder | ZX-Spectrum 48K | English |
| 21593 | Joystick issue 8612 | ZX-Spectrum 48K | Swedish |
| 21594 | Joystick issue 8702 | ZX-Spectrum 48K | Swedish |
| 21599 | Joystick issue 8703 | ZX-Spectrum 48K | Swedish |
| 21595 | Joystick issue 8704 | ZX-Spectrum 48K | Swedish |
| 32159 | Juanita & Paquito vs The Evil Aliens | ZX-Spectrum 48K | English |
| 38596 | Juanito 2 - La Nave | ZX-Spectrum 48K | Spanish |
| 21015 | Juanito 3 | ZX-Spectrum 48K | Spanish |
| 6519 | Juanito en Busca de Su Baloncito | ZX-Spectrum 48K | - |
| 20920 | Juanjo y Su Naranjo | ZX-Spectrum 48K | Spanish |
| 11819 | Judge Death | ZX-Spectrum 48K | English |
| 2648 | Judge Dredd | ZX-Spectrum 48K | English |