| d50 | Roland D-50 Patch |
| dab | Digital Audio Broadcasting File |
| dabp | Opendigitalradio DABPlus Encoded Audio |
| dashsnd | Wusikstation Instrument Data |
| daw | Cubase Recording |
| db | DIGIBooster Music Module |
| dbkit | Doggiebox Drum Kit |
| dbm | DigiBooster Pro Tracker Music Module |
| dbsong | Doggiebox Song Data |
| dcm | DCM Music Module |
| dewf | SoundEdit Recorded Instrument |
| df2 | Defractor 2 Instrument |
| dfc | Defractor Instrument |
| dff | Direct Stream Digital Interchange File Format Data |
| dh | David Hanney Music |
| dig | Digilink Format Audio Data |
| dig | Sound Designer Audio |
| digi | DIGIBooster Music Module |
| djmusic | Digital Juice Juicer Music |
| dlp | Microsoft DirectMusic Producer Audio |
| dls | Downloadable Sounds File |
| dm | DeltaMusic Music Module |
| dmc | FamiTracker DPCM Sample |
| dmf | X-Tracker Music Module |
| dmkit | Drumaxx Kit Data |
| dmo | Twin TrackPlayer Music |
| dmpatch | Fruity Loops Studio Drumpad Data |
| dmptrn | Fruity Loops Studio Pattern Data |
| dmu | Digital Mugician Music Module |
| dr8 | FXpansion DR008 Drumkit Data |
| drm | Cubase Drum Map |
| drm | ZOOM MRS-802 Drum Kit Data |
| dro | DOSBox Raw OPL Format Data |
| ds2 | DSS Pro Voice |
| dsdiff | Direct Stream Digital Interchange File Format Data |
