| 2602 | Jet-Set Willy in Space | ZX-Spectrum 48K | English |
| 2612 | Jet-Story | ZX-Spectrum 48K/128K | English |
| 35942 | JetPac | ZX81 16K | English |
| 44153 | JetPac Miner | ZX-Spectrum 48K/128K | English |
| 31940 | JetPac'81 | ZX81 16K | English |
| 31941 | JetPac'81 - Chroma Edition | ZX81 16K | English |
| 2587 | JetSet Willy Editor | ZX-Spectrum 48K | English |
| 2596 | JetSet Willy III | ZX-Spectrum 48K | English |
| 18739 | Jetman | ZX-Spectrum 16K | English |
| 18402 | Jetmobile | ZX-Spectrum 16K | English |
| 9362 | Jetpac | ZX-Spectrum 16K | English |
| 36911 | Jetpac DX | Pentagon 128 | English |
| 37431 | Jetpac Patcher | ZX-Spectrum 48K | English |
| 36139 | Jetpack Jock | ZX-Spectrum 48K/128K | English |
| 38908 | Jewel Maze | ZX-Spectrum 48K | English |
| 13278 | Jewel of Prophecy | ZX-Spectrum 48K | English |
| 15515 | Jewel of Scotland | ZX-Spectrum 48K | English |
| 6512 | Jewels of Babylon | ZX-Spectrum 48K | English |
| 11293 | Jewels of Darkness | ZX-Spectrum 48K/128K | English |
| 27479 | Jhcontro - 1k Intro for JHcon 2010 Party | ZX-Spectrum 48K | English |