| erl | Erlang Source Code |
| erlang | Erlang Source Code |
| err | Visual FoxPro Compilation Error Data |
| WinDev Error Message |
| ers | Altium Designer Assembler Error Messages File |
| erubis | Erubis Script |
| es | ECMAScript Source Code |
| Sage CRM Script |
| es4 | ECMAScript 4 Source Code |
| es5 | ECMAScript 5 Source Code |
| es6 | ECMAScript 6 Source Code |
| esav | ANSYS Element Saved Data |
| escn | Godot Engine Exported Scene Data |
| esf | VisualAge Generator External Source |
| esk | ESock Module Information |
| esl | Microsoft Visual FoxPro Support Library |
| esp | Eclipse IDE Screensaver Project |
| essl | OpenGL ES Shader Language Data |
| esv | Uniface Entity Service Data |
| eth | Ether Source Code |
| eto | Visual Studio Enterprise Template Object |
| eu | Euphoria Include File |
| ev3b | Lego Mindstorms EV3 Block File |
| ev3m | Lego Mindstorms EV3 for iPad Program |
| ew | Euphoria Include File |
| ewd | IAR System Debugger Data |
| ewo | SIMATIC WinCC External Widget Object |
| ewu | Embedded Wizard Unit |
| eww | IAR System Workspace Data |
| ex | Euphoria Source Code |
| ex2 | ParaView Exodus II Mesh Data |
| ex4 | MQL4 Compiled Modules |
| ex5 | MetaTrader 5 Program |
| exc | IBM REXX Source Code |
| exe_ | Emu8086 Assembly Source Code |
| exml | Tizen Effect Model |
| exob | WeintekHMI EasyBuilder Pro Compiled Project |
| exp | ASCET Binary Export Data |
| Visual C++ Export Data |
| exprwdasax | Microsoft Expression Web ASAX Data |
| exprwdasmx | Microsoft Expression Web ASMX Data |
| exprwddoclib | Microsoft Expression Web Document Library |
| exprwdhomepg | Microsoft Expression Web Home Page |
| exprwdhtml | Microsoft Expression Web HTML Page |
| exprwdnopub | Microsoft Expression Web NoPub Data |
| exprwdshtml | Microsoft Expression Web SHTML Data |
| exprwdsurvey | Microsoft Expression Web Survey Data |
| exprwdxoml | Microsoft Expression Web XOML Data |
| exprwdxslt | Microsoft Expression Web XSLT Data |
| exsd | Eclipse Extension Point Schema |
| ext | Visual Studio .NET DB Project Extended Properties |
| exu | Euphoria Database |
| Euphoria Shrouded Source Code |
| Euphoria Source Code |
| exv | Adobe Extension Script |
| exw | Euphoria Database |
| Euphoria Shrouded Source Code |
| Euphoria Source Code |
| ey | Engine Yard Project Configuration |
| ezc | EZGUI Designer Control Definition |
| eze | ErZorScript Source Code |
| ezg | EZGraphs Source Code |
| f | Forth Source Code |
| Fortran Source Code |
| GCC Flags Data |
| Win32Forth Source Code |
| f# | F# Source Code |
| f2k | Fortran 2000 Source Code |
| f4 | Fortran IV Source Code |
| f40 | PDP-10 Fortran-4 Source Code |
| f77 | Fortran Source Code |
| f90 | Fortran Source Code |
| f95 | Fortran 95 Source Code |
| facefx | FaceFX Actor File |
| facefx_ingame | FaceFX In-Game Actor Data |
| faces | FacesServlet Page |
| factor | Factor Source Code |
| factorypath | Eclipse IDE Maven Factorypath Data |
| fal | Falcon Script |
| fam | Falcon Compiled Module |
