| dry | XAIRON Organizer Diary Data |
| drz | DReport Compressed Report |
| drz | PyDrizzle Data |
| ds | DataFlex DataSet File |
| ds | Dynamics Solver Problem Definition |
| ds | LMMS DrumSynth Data |
| ds | Microsoft SQL Server Data Source |
| ds | Pasco DataStudio Data |
| ds | SketchEl XML Datasheet |
| ds0 | DeSmuME Saved State |
| ds1 | DeSmuME Saved State |
| ds10 | WinDS PRO Data |
| ds2 | DeSmuME Saved State |
| ds3 | DeSmuME Saved State |
| ds3 | WinDS PRO Data |
| ds4 | DeSmuME Saved State |
| ds5 | WinDS PRO Data |
| ds6 | WinDS PRO Data |
| ds7 | WinDS PRO Data |
| ds8 | WinDS PRO Data |
| ds9 | WinDS PRO Data |
| dsb | Barudan Embroidery Data |
| dsb | DASYLab Worksheet Data |
| dsb | Dell DataSafe Backup Data |
| dsb | DiscSafe Backup Data |
| dsc | Bio-Rad DNA Scan Code |
| dsc | Celestia Deep Space Catalog |
| dsc | HEC-DSS Catalog Data |
| dsc | Microsoft Belief Network Data |
| dsc | Nikon Disk Identification |
