| 17594 | Xebec | ZX-Spectrum 16K | English |
| 21962 | Xecue | ZX-Spectrum 48K | English |
| 5783 | Xecutor | ZX-Spectrum 48K | English |
| 32098 | Xelda 1: Quest for the Golden Apple | ZX-Spectrum 128K | English |
| 5785 | Xen | ZX-Spectrum 48K | English |
| 36974 | Xeno Brigade | ZX-Spectrum Next | English |
| 5789 | Xeno II | ZX-Spectrum 16K | English |
| 44465 | XenoBrigade Extinction | ZX-Spectrum Next | English |
| 36733 | Xenoblast | ZX-Spectrum 48K/128K | English |
| 44712 | Xenomaze | ZX-Spectrum 48K/128K | English |
| 5790 | Xenon | ZX-Spectrum 48K/128K | English |
| 36933 | Xenon 2 Interview | ZX-Spectrum 48K | English |
| 37951 | Xenon 2: Megablast | ZX-Spectrum 128K | English |
| 24368 | Xenon Ranger | ZX-Spectrum 48K | English |
| 5793 | Xenophobe | ZX-Spectrum 48K/128K | English |
| 34361 | Xenoxxx Funtime Show | ZX-Spectrum 48K | English |
| 5795 | Xevious | ZX-Spectrum 48K | English |
| 21720 | Xevious - The Arcade Game! | ZX-Spectrum 48K | English |
| 13136 | Xixit | ZX-Spectrum 128K | English |
| 44252 | Xliens | ZX-Spectrum 16K | English |