Files with dgn extension might be found as CAD design files created using the MicroStation software.

There is one other file type using
the DGN file extension!

empty icon.dgn - Dragon 32 emulator file

Detailed description

Software that open dgn file

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DGN file extension - MicroStation drawing

What is dgn file? How to open dgn files?

File type specification:

3d graphics, CAD-CAM-CAE file type icon 3d graphics, CAD-CAM-CAE file type

File extension dgn is used by MicroStation, a CAD program developed and marketed by Bentley Systems.

A .dgn file contains design created and used within the program. It is one of the main MicroStation formats.

The format was also adopted by several other programs.

Updated: September 6, 2023

The default software associated to open dgn file:

MicroStation icon

Bentley Systems, Incorporated logoMicroStation  Microsoft Windows software

Company or developer:
Bentley Systems, Incorporated

MicroStation is a CAD software used for 2D and 3D design and drawing developed by Bentley Systems. Latest versions of the software are released solely for Microsoft Windows 

Help how to open:

Use Bentley MicroStation to work with the *.dng files.

How to convert:

Much like similar CAD drawings, also MicroStation designs can be converted to some exchange formats like DWG/DXF and probably other.

Find conversions from dgn file:

dgn to dwg

dgn to dxf

dgn to igs

dgn to jpeg

dgn to jt

dgn to step

dgn to stp

Find converter to dgn file type:

cit to dgn

dgr to dgn

dwg to dgn

iges to dgn

igs to dgn

step to dgn

stl to dgn

Related links:

MicroStation tips

List of software applications associated to the .dgn file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open dgn file, edit dgn file, convert dgn file, view dgn file, play dgn file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting dgn files.

Software that open dgn file - MicroStation drawing

Programs supporting the exension dgn on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open dgn file action.

Microsoft Windows:

Main software associated with dgn file by default:
MicroStation small icon MicroStation
Other suggested software:
ArcGIS for Desktop Basic (ArcView) small icon ArcGIS for Desktop Basic (ArcView)
Intergraph Process, Power & Marine
TurboCAD small icon TurboCAD

Apple macOS / Mac OS X:

Multiplatform:

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