| dx | Oracle Siebel Transaction Data |
| dx1 | JCAMP-DX Format Data |
| dx1 | Linguistica 5 Dictionary Data |
| dx2 | Oracle Siebel Compiled Repository Data |
| dx2 | Oracle Siebel Transaction Data |
| dxf | Micrografx Picture Publisher Special Effect Data |
| dxi | PayWindow Database |
| dxl | Dapyx MP3 Explorer Data |
| dxl | Lotus Domino Server XML Data |
| dxlamp | DIALux Lamp Exchange Data |
| dxls | DashXL Skin Set |
| dxmodule | DX Studio Module |
| dxo | DxO Optics Pro Metadata |
| dxp | OpenOffice.org Exports Definition Data |
| dxr | Green Building Advisor Data |
| dxscene | DX Studio Scene |
| dxstream | DX Studio Stream |
| dxtheme | DesktopX Theme File |
| dxthemepro | DesktopX Pro Theme Data |
| dxtorylic | Dxtory Licence Data |
| dxv | DocXchanger Vector Data |
| dxx | Autodesk AutoCAD Drawing Interchange Attribute |
| dym | DynMenu Menu Data |
| dyn | Desktop Dyno2000 Engine Simulation Data |
| dyn | Tinker Dynamics Computation Data |
| dyr | PSS/E Dynamics Data |
| dys | SwordSearcher Daily Devotional Data |
| dyx | eDOCS DM Index |
| dz3dt | DirectorZone 3D Template |
| dzbl | Cyberlink PowerDirector Effect Extractor Data |
| dzc | Microsoft Photosynth Deep Zoom Collection |
| dzf | IBM SPSS Compressed Data Collection Data |
| dzi | Microsoft Photosynth Deep Zoom Image |
| dzp | MemoryLifter 2 Packed Learning Module |
| dzp | SIR 4000 DZP Playback Data |
