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Basic information about GDN file

When there is a problem with opening files with the file extension GDN（*.GDN or *.gdn）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the GDN file yourself.

There are 1 file types using the GDN file extension in our database. In the further part of this page, you will find detail information about all the GDN file with their brief description and a list of programs that support GDN file sorted by operating systems. The table below provides useful information about the GDN file extension. It answers questions such as:
  • What is the GDN file?
  • How to open a GDN file?
  • What programs do I need to open a GDN file?
  • What programs help to create and edit a GDN file?
  • How to convert GDN files to another file format?
  • How to convert another files to GDN file format?


1.Detail information about GDN file extension: SmartWare Graph Definition

File type SmartWare Graph Definition Category Settings Files
Developer SmartWare Corporation File format N/A
Description GDN file is a SmartWare Graph Definition developed by SmartWare Corporation. GDN is a file extension commonly associated with SmartWare Graph Definition files. SmartWare Graph Definition specification was created by SmartWare Corporation. Files with GDN extension may be used by programs distributed for Windows platform. The software recommended for managing GDN files is SmartWare. SmartWare software was developed by SmartWare Corporation, and on its official website you may find more information about GDN files or the SmartWare software program.
Software programs that will open, edit or convert GDN files

Windows		 SmartWare



Can't open a GDN file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.GDN”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the GDN extension without any issue.


Where I can download the application that support GDN file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How 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.


Can I change the extension of GDN files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a GDN file?

The reasons for the lack of the ability to open a GDN file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a GDN file. If there is still something wrong, you might want to check:

  • Whether the GDN file is damaged.
  • Whether the GDN file is incorrectly linked in the registry entries.
  • Whether the GDN file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the GDN file format is incompletely.
  • Whether the GDN file is infected.
  • Whether the drivers of the equipment used for opening a GDN file are up to date.
  • Whether your computer has enough hardware resources to open a GDN file.

If the GDN file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.