| 34923 | COMET assembler | SAM Coupé | English |
| 11550 | Cammac 1 | ZX-Spectrum 48K | English |
| 19868 | Cammac 2 | ZX-Spectrum 48K | English |
| 19869 | Cammac 3 | ZX-Spectrum 48K | English |
| 16509 | Cargador | ZX-Spectrum 48K | Spanish |
| 16211 | Cargador Rutinas | ZX-Spectrum 48K | Spanish |
| 16562 | Cargador Universal de Codigo Maquina (C.U.C.M.) | ZX-Spectrum 48K | Spanish |
| 17006 | Cargador Universal de Codigo Maquina +3 | ZX-Spectrum 128 +3 | Spanish |
| 25719 | Cathy's Program | ZX-Spectrum 48K | English |
| 8012 | Champ | ZX-Spectrum 48K | English |
| 25728 | Clocking On | ZX-Spectrum 16K/48K | English |
| 21417 | Code Disassembler | ZX-Spectrum 48K | English |
| 19945 | CodeScan | ZX-Spectrum 48K | English |
| 22110 | Codescan | ZX-Spectrum 48K | English |
| 12381 | Complete Machine Code Package | ZX-Spectrum 48K/128K | English |
| 36415 | Corso di L/M parte 5 | ZX-Spectrum 48K | Italian |
| 36412 | Corso di L/M parte 6 | ZX-Spectrum 48K | Italian |
| 8069 | DA-1 (new) | ZX-Spectrum 48K | German |
| 8070 | DA-1 (old) | ZX-Spectrum 48K | German |
| 8071 | DA-2 | ZX-Spectrum 48K | German |