| 38228 | Informace pro majitele ZX Spectrum 7 | ZX-Spectrum 48K | Czech |
| 38229 | Informace pro majitele ZX Spectrum 8 | ZX-Spectrum 48K | Czech |
| 38230 | Informace pro majitele ZX Spectrum 9 | ZX-Spectrum 48K | Czech |
| 9232 | Informace pro majitele ZX Spectrum a Didaktik | ZX-Spectrum 48K | Czech |
| 42526 | Informační program | ZX-Spectrum 48K | Czech |
| 38389 | Instrukce o programech | ZX-Spectrum 48K | Czech |
| 24594 | Ishar Demo | ZX-Spectrum 48K | Czech |
| 27407 | JEDNADVACET | ZX-Spectrum 48K | Czech |
| 2610 | Jet Man Silly | ZX-Spectrum 48K | Czech |
| 2616 | Jméno růže | ZX-Spectrum 128K | Czech |
| 38381 | Job Test | ZX-Spectrum 48K | Czech |
| 35471 | Johny v akci | ZX-Spectrum 48K | Czech |
| 35396 | KSČM | ZX-Spectrum 48K | Czech |
| 8301 | Kalendář | ZX-Spectrum 48K | Czech |
| 27893 | Kalendář | ZX-Spectrum 48K | Czech |
| 38354 | Kalendář | ZX-Spectrum 48K | Czech |
| 23429 | Kalkulačka | Pentagon 128 | Czech |
| 36805 | Kalor | ZX-Spectrum 48K | Czech |
| 35393 | Kamerun | ZX-Spectrum 48K | Czech |
| 25100 | Karel | ZX-Spectrum 48K | Czech |