| ehsx | easyHDR Tone Mapping Data |
| ehtx | easyHDR List Data |
| ehv | EasyHL7 Exported Vendor Definitions |
| eia | Excellon Data |
| eia | Mazatrol EIA Control File |
| eid | eID Middleware Data File |
| eif | Envex Import Format File |
| eifp | FountainPen Data |
| eig | Easy Index Generator Data File |
| eik | EIKON LogicBuilder Data |
| eil | Eagle Library Intermediate Data |
| eio | EnergyPlus Model Summary Configuration Output |
| eir | Bluetooth Extended Inquiry Response Data |
| eit | Microsoft Encarta Database Update |
| ekb | ZMC VisualTablet Data |
| ekg | DatamedFT EKG Waveform Data |
| ekr | EEGer Data |
| eks | Metapraxis Empower Data |
| el | Echoview v1 File |
| el | SketchEl Molecule Data |
| el1 | Canon Easy-PhotoPrint EX Album |
| el2 | Canon Easy-PhotoPrint EX Stickers File |
| el3 | Canon Easy-PhotoPrint EX Data |
| el4 | Canon Easy-PhotoPrint EX Calendar File |
| el5 | Canon Easy-PhotoPrint EX Layout File |
| el6 | Canon Easy-PhotoPrint EX Photo Print File |
| el7 | Canon Easy-PhotoPrint EX Premium Contents Data |
| el8 | Canon Easy-PhotoPrint EX Disc Cover Data |
| elc | EETrack Location Data |
| eld | NEPLAN Export Data |
| ele | Zemax Element Drawing Settings |
| elf | Gamecube Executable ELF |
| elg | BallotTrax Eligible List |
| elg | ENABLE Activity Log |
| eli | DipTrace Data |
