| dpo | Delphi Object Repository |
| drc | Delphi Resource Strings |
| dres | Delphi Compiled Resource |
| dro | Delphi Repository Object |
| ds | DAZ Studio ASCII Script |
| dsa | DAZ Studio ASCII Script |
| dsb | DAZ Studio Binary Script |
| dsc | Crestron SIMPL Discovery Data |
| dse | DAZ Studio Script Encrypted |
| dsf | ProWorx NXT Data Setup File |
| dsgl | Visual Studio Shader Graph Data |
| dshader | Visual Studio DShader Data |
| dsj | Crestron Avia DSP Custom Symbol Data |
| dsj_ | Crestron Avia DSP Custom Symbol Data |
| dsk | Delphi Project Desktop Data |
| dsl | Domain-Specific Language File |
| dslsetup | Domain-Specific Language Setup Data |
| dso | SymbianOS Dynamic Shared Object |
| dsp | Uniface Dynamic Server Page |
| dsprototype | Microsoft Visual Studio Prototype Data |
| dsr | Visual Basic Designer File |
| dsu | ProWorx NXT Data Setup File |
| dsw | Microsoft Developer Studio Workspace |
| dsx | Visual Basic Designer Binary File |
| dsym | Xcode Debugging Symbols |
| dta | Stata Data File |
| dtb | Linux Device Tree Blob |
| dtbo | Linux Device Tree Overlay |
| dtc | JetBrains DotTrace CPU Snapshot Data |
| dti | Design Time Information |
| dtml | Zope DTML File |
| dtp | JetBrains DotTrace Profile Data |
| dtq | Microsoft Visual Studio .NET SQL Query |
| dts | Linux Device Tree Source |
| dtsi | Linux Device Tree Include File |
