| ebu | Ulead EasyBackup Archive |
| ecar | EkStep Content Archive |
| ecbk | LG PC Suite Backup Archive |
| ecs | Sony Ericsson P900 Phone Backup |
| ecsbx | Error-Correcting SeqBox Container |
| edc | Kryptel Encrypted Container |
| edz | EON Studio Distribution Archive |
| edz | EPLAN Data Zip |
| efs | Kryptel Filesets File |
| egg | ALZip Archive |
| ejb | Enterprise JavaBeans Archive |
| eli | ELI 5750 Compressed Archive |
| empackage | Segger Embedded Studio Package |
| emz | EON Studio Mobile Distribution Archive |
| enc4 | Samsung Kies Smartphone Encrypted Firmware |
| enpack | EnCase Package |
| enz | Cobian Backup Encrypted Data |
| eoz | EON Studio Project Archive |
| ep2 | EclipsePackager Archive |
| epi | EclipsePackager Archive |
| esa | Enveloc Secure Archive |
| esd | Windows 8 Upgrade Assistant Electronic Software Download |
| esj | Autodesk Fabrication Archived Job |
| ess | EGT SmartSense Archive |
| eva | Viz Artist v2 Archive |
| ews | Ewisoft Website Builder Package |
| exp | Cisco RV042 Configuration Backup |
| ez2 | EZPix Secure Photo Album Package |
| ez3 | EZPix Secure Photo Album Package |
| ezsetup | EasyBits Setup Package |
