| dsi | R-Studio Hard Disk Scan Results Data |
| dsidx | Dash DocSet Index Data |
| dsim | Digital Simulator Data |
| dsk | Lotus Notes Design Elements Data |
| dsk | RAD Studio Saved Desktop |
| dsk | Sharp MZ-series Emulator Disk Data |
| dsk | WinImage Disk Image Data |
| dskin | DockX Skin Data |
| dsku | Apple Mac OS X Disk Utility Data |
| dsl | ABBYY Lingvo Dictionary Structure Data |
| dsl | DSSSL Style Sheet |
| dsl | MTR Damaged Sector List |
| dsm | AQUA Generic Distance Restraints Summary Data |
| dsn | CD Stomper Pro Data |
| dsn | ISIS Schematic Capture Data |
| dsn | ODBC Data Source Name |
| dsn | SPECCTRA Design File |
| dsn6 | Ribbons FRODO Map |
| dsnwrk | Altium Designer Workspace Data |
| dso | DataFlex Data File |
| dso | DataFlex DataSet File |
| dso | DAZ Studio Object |
| dsp | DADiSP Command File |
| dspackage | Desktop Sidebar Package |
| dsq | DASYLab Worksheet References Data |
| dsq | Torque 3D Animation Data |
| dsr | ENVI Density Slice Range Data |
| dss | DCC Active Designer Screensaver Data |
| dss | HEC-DSS Hydrologic Database |
| dss | Synology DiskStation Manager Configuration Backup |
