| .dbx |
Outlook Express E-mail Folder |
| .dek |
Magic: The Gathering Deck File |
| .dic |
Dictionary File |
| .dsc |
Kingsoft Design Science Equation File |
| .dct |
Dictionary File |
| .dctmp |
DC++ Partially Downloaded File |
| .dr |
DRM Rights Object |
| .drc |
DRM Rights Object |
| .dgc |
DGCA File Archive |
| .diskdefines |
Linux LiveCD Information File |
| .desktop |
Desktop Entry File |
| .dap |
Access Data Access Page |
| .dlm |
Akamai Download Manager File |
| .dal |
DVD-lab Project File |
| .dstudio |
DownloadStudio Incomplete Download |
| .dcover |
Disc Cover File |
| .dwlibrary |
Paperless Document Library |
| .dtapart |
DownThemAll! Partially Downloaded File |
| .dpb |
DataPilot Backup File |
| .downloading |
Pando Incomplete Download File |
| .dwn |
Firmware Update File |
| .dwc |
Emulex DWC Firmware Update File |
| .dskin |
DockX Skin |
| .dtf |
Domino Temporary File |