| 41292 | Dec/Hex Conversion | ZX-Spectrum 48K | English |
| 24882 | Deception of the Mind's Eye | ZX-Spectrum 128K | English |
| 11647 | Decimals | ZX-Spectrum 48K | English |
| 21091 | Decipher | ZX-Spectrum 48K | English |
| 19426 | Decision Maker | ZX-Spectrum 48K | English |
| 11648 | Decision Maker | ZX-Spectrum 48K | English |
| 41577 | Decision Maker | ZX80 | English |
| 36105 | Decode | ZX-Spectrum 48K | English |
| 8082 | Decoder | ZX-Spectrum 48K | English |
| 1307 | Decor Wreckers | ZX-Spectrum 48K | English |
| 40052 | Decorative Line Work | ZX-Spectrum 48K | English |
| 21980 | Decplacer | ZX-Spectrum 48K | English |
| 39809 | Deduction | ZX-Spectrum 48K | English |
| 6153 | Deek's Deeds | ZX-Spectrum 48K | English |
| 30418 | Deep Blue | ZX-Spectrum 48K | English |
| 30282 | Deep Core Raider | ZX-Spectrum 48K/128K | English |
| 44234 | Deep Fishing | ZX-Spectrum 48K | English |
| 5953 | Deep Probe | ZX-Spectrum 48K | English |
| 23547 | Deep Probe + Zogan's Revenge | ZX-Spectrum 48K | English |
| 1308 | Deep Space | ZX-Spectrum 48K | English |