| dtq | Microsoft Visual Studio .NET SQL Query |
| dts | Linux Device Tree Source |
| dtsi | Linux Device Tree Include File |
| dump | Library Symbols Data |
| dvb | Autodesk AutoCAD VBA Macro |
| dvt | Diver Trace File |
| dws | Visual Studio Deployment Wizard Script |
| dylib | Mach-O Dynamic Library |
| dzi | Silverlight Deep Zoom Image |
| e | E Source Code |
| e | Euphoria Include File |
| e3d | EDGELIB 3D Data |
| e4xmi | Eclipse Application Model Data |
| eappxbundle | Microsoft Windows 8.1 Encrypted App Bundle Package |
| easyc | EasyC Source Code |
| eax | CA ERwin Exported Data Model |
| eba | Emergence Basic Source Code |
| ebh | Micro Focus Extra! Basic Header |
| ebj | Geoworks Error Checking Object |
| ebl | Ember EBL Bootloader |
| ebm | EXTRA! Basic Macro |
| ebuild | Portage eBuild Script |
| ec | Informix ESQL/C Source |
| ece | Escenic Content Engine Dynamic Page |
| eclipseproduct | Eclipse Product Marker |
| ecmp | WeintekHMI EasyBuilder Pro Compressed Project |
| eco | Informix ESQL/COBOL Source |
| ecore | Eclipse Modeling Data |
| edm | Adobe Dreamweaver EDML File |
| edml | Adobe Dreamweaver EDML File |
