| 5793 | Xenophobe | ZX-Spectrum 48K/128K | English |
| 5795 | Xevious | ZX-Spectrum 48K | English |
| 21720 | Xevious - The Arcade Game! | ZX-Spectrum 48K | English |
| 44252 | Xliens | ZX-Spectrum 16K | English |
| 44369 | Xliens 2 | ZX-Spectrum 48K | English |
| 26220 | Xyzolog | ZX-Spectrum 128K | English |
| 5835 | YS Capers | ZX-Spectrum 48K | English |
| 37370 | Yet Another Krappy Shooter | ZX-Spectrum 16K | English |
| 5836 | Yucan | ZX-Spectrum 48K | English |
| 5838 | Z | ZX-Spectrum 48K | English |
| 31990 | ZINVADERS | ZX81 16K | English |
| 10708 | ZX Berserk | ZX-Spectrum 16K | English |
| 17553 | ZX Bomber | ZX-Spectrum 48K | English |
| 13272 | ZX Defender | ZX-Spectrum 16K | English |
| 30095 | ZX Destroyer | ZX-Spectrum 48K | Spanish |
| 21621 | ZX Galaxians | ZX-Spectrum 128K | English |
| 33461 | ZX SPACIES! | ZX-Spectrum 48K | English |
| 44966 | ZX-Scramble | ZX81 16K | English |
| 30397 | Zabij Ducha | ZX-Spectrum 48K/128K | Polish |
| 36747 | Zag-blasters | ZX-Spectrum 16K | English |