| efrm | 4D Database for Mac Apply Formula Data |
| efs | EasyFlow Data |
| efs | eSignal Formula Script |
| efs | Microsoft Windows Encrypting File System Data |
| eft | Finale Enigma Transportable Data |
| efu | Everything Search Engine File List |
| efw2 | AccuWage W-2 Form Data |
| efw2c | AccuWage W-2c Form Data |
| efxt | Microsoft Office Theme EFXT Data |
| efz | EVS GZip Compressed Field Data |
| eg | ElmerGrid Command File |
| eg2 | IBM eGatherer Collected System Configuration Information |
| ega | Editing Encog Analyst File |
| egb | Encog Binary |
| egc | Autodesk Simulation Mechanical Edges Contant Data |
| egf | Elmer Geometry File |
| egl | EasyGlass Design Data |
| egn | Daqarta External Gain Data |
| egp | Easy Grade Pro Gradebook |
| egr | Crestron Studio Engraving Data |
| egr | EGrid32 Form |
| egt | EagleGet Data |
| egtree | EventGhost Tree Data |
| egv | Canon Easy Guide Viewer Data |
| eh | CIRS Employment History Data |
| ehd | ASL EYEHEAD Data |
| ehelp | Emperor Media Player Help Package |
| ehf | MicroEMACS Help |
| ehi | TOPOG Erosion Hazard Index Data |
| ehm | easyHDR Mask Data |
| ehsx | easyHDR Tone Mapping Data |
| ehtx | easyHDR List Data |
| ehv | EasyHL7 Exported Vendor Definitions |
| eia | Excellon Data |
| eia | Mazatrol EIA Control File |
