The Four Best Ways to Open GPJ Files

The first way you should always try to open file extension GPJ is to double-click it, but when that doesn’t work, there are a few other things you can try. There are lots of programs that can open different file extensions, and there are some simple ways you can tell which one to use.

Pick the Right Program

Start by choosing the right program to open your GPJ file. A few of the most common programs used to open GPJ files are listed below. One of them should be able to open your GPJ file.

  • Autorun-Autoplay Tools Project File
  • Grapher Project File
  • Grapher Worksheet Project
  • gINT Project File
  • Xpower Project
  • jGRASP Project Metadata

Note the File Type

Other programs may be able to open your GPJ file, depending on the type of file it is. You can find the file type listed in the file’s properties. On a Windows PC, right-click the file, click "Properties", then look under “Type of File.” On a Mac computer, right-click the file, click “More Info,” then look under “Kind”.


Tip: If it’s the GPJ file extension, it probably falls under the Developer Files type, so any program used for Developer Files should open your GPJ file.

Ask the Developer

Contacting the software developer is another easy way to get help opening a GPJ file. You can find the developers for the most common programs used to open GPJ files in the list below.

Software Developer
Autorun-Autoplay Tools Project File GS Technology Works LLC dba GS Technologies
Grapher Project File Golden Software Inc.
Grapher Worksheet Project Golden Software Inc.
gINT Project File gINT Software Inc.
Xpower Project PaulMace Software Inc.
jGRASP Project Metadata Auburn University

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