| eo1 | MPE+ EO1 Data |
| eoc | EncryptOnClick Encrypted File |
| eod | EODBox Electric Organ Discharges Data |
| eoff | Exocad 3D Library |
| eoi | Enfocus PitStop Output Intent Template |
| eom | EON Studio Mobile Prototype Library |
| eon | Strange Eons Data |
| eop | EON Studio Prototype Library |
| eosjob | EOS M 290 Job Data |
| eosjz | EOS M 290 Packed Job Data |
| eox | EasternGraphics EOX Data |
| ep | ElmerPost Data File |
| ep1 | SpectraWiz Episodic Capture Data |
| epb | EP Budgeting Data File |
| epc | EXPACS-V Document |
| epd | Extended Position Description File |
| epf | Microsoft Exchange Security Settings |
| epg | DynaVox Page File |
| eph | SiRFDemo GPS Ephemeris File |
| epibrw | Microsoft IIS Web Location Data |
| epim | EssentialPIM Database |
| epitask | Telestream Episode Task |
| epk | E-Prime E-Studio 1.x Package File |
| epk2 | E-Prime E-Studio 2.x Package File |
| epl | Echoview 3D Polyline Data |
| epo | Android GPS Extended Prediction Orbit Data |
| epro | eProxy for Android Configuration |
| ept | EES Plot Template |
| ept | Casio WK-1800 Converted Pattern |
| epw | EnergyPlus Weather Data |
