| 17350 | Jet Set Willy 64: Manic Miner - Dragon | ZX-Spectrum 128K | English |
| 18832 | Jet Set Willy 64: Manic Miner: James Bond | ZX-Spectrum 128K | English |
| 14564 | Jet Set Willy Construction Kit | ZX-Spectrum 128K | English |
| 17353 | Jet Set Willy in Paris | ZX-Spectrum 128K | - |
| 14532 | Jet Set Willy: FTB | ZX-Spectrum 128K | English |
| 17356 | Jet Set Willy: Mind Control | ZX-Spectrum 128K | English |
| 17072 | Jet Set Willy: The 2005 Megamix | ZX-Spectrum 128K | English |
| 25421 | Jet Set Willy: The 2010 Megamix | ZX-Spectrum 128K | English |
| 42570 | Jetsbot | ZX-Spectrum 128K | Spanish |
| 36603 | Jigsaw | ZX-Spectrum 128K | English |
| 42670 | Jimbo | ZX-Spectrum 128K | English |
| 23293 | Jingler | ZX-Spectrum 128K | English |
| 2616 | Jméno růže | ZX-Spectrum 128K | Czech |
| 6513 | Johnnie Verso | ZX-Spectrum 128K | Spanish |
| 6514 | Johny Melabo | ZX-Spectrum 128K | Spanish |
| 42540 | Join The Party! | ZX-Spectrum 128K | English |
| 11821 | Jukebox | ZX-Spectrum 128K | English |
| 22629 | Jukebox | ZX-Spectrum 128K | English |
| 17651 | K22 | ZX-Spectrum 128K | English |
| 7498 | Katharsis | ZX-Spectrum 128K | English |