| 2604 | J4 - The Fourth Remix | ZX-Spectrum 48K | English |
| 10541 | JSW 1-1 | ZX-Spectrum 48K | English |
| 34861 | JSW 128 VK3 | ZX-Spectrum 48K | English |
| 34862 | JSW 128 VL5 | ZX-Spectrum 48K | English |
| 34893 | JSW 2015 Bugfixed Edition | ZX-Spectrum 48K | English |
| 34892 | JSW April++ | ZX-Spectrum 48K | English |
| 10552 | JSW Stupid | ZX-Spectrum 48K | English |
| 10546 | JSW dup moor en t' panat | ZX-Spectrum 48K | English |
| 14498 | JSW: The Sun Is No Longer Producing Heat | ZX-Spectrum 48K | English |
| 10558 | JSW: Where's Woody? | ZX-Spectrum 128K | English |
| 2562 | Jack and the Beanstalk | ZX-Spectrum 48K | English |
| 20476 | James Pond - Codename: Robocod | ZX-Spectrum 48K | English |
| 39474 | Janky Joe in Retro Hell | ZX-Spectrum 48K/128K | English |
| 30035 | Janosik | ZX-Spectrum 48K/128K | Multi-language: English, Polish |
| 2580 | Jasper! | ZX-Spectrum 48K | English |
| 37102 | Javi Pómez y la Cámara no Secreta | ZX-Spectrum 48K/128K | Spanish |
| 42646 | JeT SeT JnR aNd ThE CuRsE oF ThE PhArAoH | ZX-Spectrum 48K | English |
| 39480 | Jeff & The Blue Notes | ZX-Spectrum 48K/128K | English |
| 36416 | Jerry's Endless Travels: Save Erick | ZX-Spectrum 48K | English |
| 17533 | Jet Cat Frosya | ZX-Spectrum 128K | English |