| 38094 | Modificador de Mensajes | ZX-Spectrum 48K | Spanish |
| 29105 | Monitor | ZX81 2K | German |
| 17014 | Monitor de Codigo Maquina | ZX-Spectrum 48K | Spanish |
| 17004 | Monitor de Codigo Maquina +3 | ZX-Spectrum 128 +3 | Spanish |
| 20667 | Monitor-Desensamblador de Codigo Maquina | ZX-Spectrum 48K | Spanish |
| 29102 | Monitor-Disassembler | ZX81 16K | English |
| 22002 | Multibasic | ZX-Spectrum 48K | English |
| 22734 | Multibasic | ZX-Spectrum 128K | English |
| 22150 | Multicursor | ZX-Spectrum 48K | English |
| 8477 | Multistore | ZX-Spectrum 48K | English |
| 26931 | New ROM Entry Position | ZX-Spectrum 16K | English |
| 22192 | Nova | ZX-Spectrum 48K | English |
| 22254 | Outliner | ZX-Spectrum 48K | English |
| 20403 | Oxford Pascal | ZX-Spectrum 48K | English |
| 22253 | PEEK@ | ZX-Spectrum 48K | English |
| 22514 | PEEK@ version 2 | ZX-Spectrum 48K | English |
| 22670 | PEEK@ version 3 | ZX-Spectrum 48K | English |
| 27125 | Pascal | ZX-Spectrum 48K | English |
| 36874 | Pascal | ZX-Spectrum 48K | Czech |
| 41837 | Pascal +3 | ZX-Spectrum 48K | - |