Open DWG File

Information, tips and instructions

DWG Frequently Asked Questions

What is DWG?

DWG file extension is used to store files in DWG format. DWG file format was first introduced by Mike Riddle in 1970s and later was licensed by AutoDesk. It became a default file format used by AutoDesk and several other companies including IntelliCad, Caddie, DraftSight and Open Design Alliance compliant applications.

What software is capable to open DWG file?

  • Autodesk DWG Online Viewer
  • DWG TrueView
  • AutoCAD for mobile devices app
  • FreeCAD
  • LibreCAD
  • Teigha Viewer

Is DWG is stored in human readable file format?

No, DWG is not human readable. It is a binary format which could only be parsed by compatible readers.

How CAD information could be exchanged?

You can either use IGES or STEP CAD data exchange formats or check if target software is capable to import CAD file in your format.

CAD Exchange Formats
File Extension Info
Contact Us

Extension Details
AutoCAD Drawing File Format
MIME Type
  • application/acad
  • application/x-acad
  • application/autocad_dwg
  • image/x-dwg
  • application/dwg
  • application/x-dwg
  • application/x-autocad
  • image/vnd.dwg
  • drawing/dwg
Opens with
  • Autodesk AutoCAD
  • DWG TrueView
  • Autodesk Online Viewer