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

Details of extension .dgn

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .dgn file?
  • Which program can create the .dgn file?
  • Where can you find a description of the .dgn format?
  • What can convert .dgn files to a different format?
  • Which MIME-type is associated with the .dgn extension?
Bentley MicroStation Drawing .dgn file icon

Bentley MicroStation Drawing

DGN file is a Bentley MicroStation Drawing. Bentley System Microstation is a 3D CAD software for drawing and construction.
Detailed description not available
Category: Document files
Application: Bentley MicroStation
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Autodesk AutoCAD Plot Drawing
Autodesk AutoCAD Slide Library
Autodesk AutoCAD Slide Library
Bentley MicroStation Design Library
Bentley MicroStation User Preference File
Bentley MicroStation VBA Project

Other types of files may also use the .dgn file extension. If you have helpful information about .dgn extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Slax Livecd Signature File
Racelogic PerformanceBox Binary Data
Digital Negative Image
Tinker Dynamics Computation Data
Garmin Region File
Kissock EModel Data Variables
PoldatDB Data
Lotus Freelance Graphics Diagram
DRAKON Editor diagram

The .dgn filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

sgn (26), dbn (9), dgm (8), dng (7), rgn (6), dyn (6), dvn (5), cgn (4), drn (4), dg (4), dtn (3), dfn (3), dgb (2), gdn (1)

Can't open a .dgn file?

If you want to open a .dgn file on your computer, you just need to have the appropriate program installed. If the .dgn association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.dgn

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 whith 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 2003/2008/2012, Windows 7, Windows 8, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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