| 1000033 | Beta 128 Disk Interface | - | - |
| 1000034 | Beta Disk Interface | - | - |
| 1000039 | Byte Drive 500 | - | - |
| 1001159 | C.A.S. Disk Interface | - | - |
| 1001160 | CBI-95 | - | - |
| 1000078 | CS-DISK Interface | - | - |
| 1000065 | Clive Drive | - | - |
| 1000076 | Crescent 128 Quick Disk | - | - |
| 1000077 | Crescent 401 + 2000DFS | - | - |
| 1000615 | Cyborg Disk Drive | - | - |
| 1000117 | DISCiPLE Interface | - | - |
| 1000083 | Datafax Disk System | - | - |
| 1000480 | Datafax Spectrum Disk Interface | - | - |
| 1000931 | Didaktik 40/80 | - | - |
| 1000942 | DivIDE | - | - |
| 1000623 | Double Density Disk Interface | - | - |
| 1000131 | Dove Disk Drive Interface | - | - |
| 1000956 | Dove Disk System | - | - |
| 1000151 | F.I.Z. | - | - |
| 1000810 | FDC-1 Floppy Disk interface Mk1 | - | - |