If you are seeking information about file extensions, then you are in the right place at the right time.

Details of extension .ep

On this page, we're going to take a closer look at the .ep file extension. We'll explain what exactly a .ep file format is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .ep files into different formats, we'll give you some tips on how to do that too. Let's see the 2 file formats associated with this file extension!


  1. ElmerPost Data File
  2. Pencil for Firefox Document

We trust that our website will provide valuable information for you. If you have any questions, just ask!

ep file - ElmerPost Data File

ElmerPost Data File

The EP file is an ElmerPost Data File. Elmer is an open source multiphysical simulation software mainly developed by CSC - IT Center for Science (CSC). EP file is written by ElmerSolver and can be read by ElmerPost.
Application: Elmer
Program name: -
Category: Data files
Mime-type: application/octet-stream
Related extensions:
.mif Elmer Mesh Generator Input File
.sif ElmerSolver Command File
.egf Elmer Geometry File
.eg ElmerGrid Command File
ep file - Pencil for Firefox Document

Pencil for Firefox Document

The EP file is a Pencil for Firefox Document. The Pencil Project's unique mission is to build a free and opensource tool for making diagrams and GUI prototyping that everyone can use.
Application: Pencil for Firefox
Program name: -
Category: Graphic files
Mime-type: application/octet-stream
Related extensions:
.epz Pencil for Firefox Compressed Document

The .ep file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .ep extension may contain various content types. If you have helpful information about this extension, write to us!

Could someone have spelled the .ep file extension wrong?

In our database, we came across the following similar extensions:

.el Echoview v1 File
.eo Applanix Exterior Orientation Data
.3p Advent 3B2 Document Preferences
.sp Supaplex Demo Data
.wp Corel WordPerfect Document
.rp Rainbow Painter Image

The .ep extension is frequently misused

People sometimes confuse the .ep filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

el (1), eo (1), 3p (1), sp (1), wp (1), rp (1), dp (1), pe (1), fp (1)

Having trouble opening a .ep file?

If you want to open a .ep file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .ep association can trigger this error.

Windows can't open this file:

File: example.ep

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program with which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android