| epb | ePublisher Data |
| epc | EXPACS-V Document |
| epc | Firehand Lightning Encapsulated Photo Collection |
| epd | ChessDB Extended Position Description Data |
| epd | Extended Position Description File |
| epf | EdgeCAM Educational Part Data |
| epf | Entrust Entelligence Profile |
| epf | Microsoft Exchange Security Settings |
| epg | DynaVox Page File |
| eph | SiRFDemo GPS Ephemeris File |
| epi | PLINK Epistatic Interaction Scan Reports Data |
| 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 |
| epr | Actuate e.Report External Procedure Object |
| epro | eProxy for Android Configuration |
| ept | Casio WK-1800 Converted Pattern |
| ept | Clarion for Windows Embed Points Data |
| ept | EES Plot Template |
| epw | EnergyPlus Weather Data |
| eq | GASEQ Data |
| eq | VecTor5 Earthquake Data |
| eqa | WinISI III Equation Data |
| eqb | eSignal Quote Board Data |
| eqbak | EQATEC Profiler Data |
| eqconfig | EQATEC Profiler Configuration |
