| .dns |
Duke Nukem Forever Save File |
| .dvr |
Microsoft Recorded TV Show |
| .dps |
DivX Player 2 Skin File |
| .ds2 |
Olympus DSS Pro Audio File |
| .duc |
Action Replay Max DS Save File |
| .dmm |
iMindQ Mind Map File |
| .ds |
DAZ Studio 1/2 Script |
| .dsi |
DAZ Studio Layered Image Set |
| .dm3 |
DigitalMicrograph Image |
| .dcuil |
Delphi .NET Compiled Unit File |
| .dpb |
DataPilot Backup File |
| .dwdoc |
DrawWell Document |
| .dmpr |
Direct Mail Project File |
| .deproj |
Disketch Project File |
| .db1 |
Tekla Structures Model File |
| .dhs |
HyperSnap Drawing |
| .drpm |
Delta RPM File |
| .drawing |
Artboard Drawing |
| .dm1 |
ER/Studio Data Model File |
| .dmt |
DeLorme Transfer File |
| .dmi |
BYOND Dream Maker Icon File |
| .dmb |
BYOND Game Executable |
| .dun |
Dungeon Defenders Saved Game File |
| .dat_new |
Minecraft World Level File |