Opening a GRA File

The GRA file type is primarily associated with NI Multisim.

GRAFile Extension GRA
File extension: GRA
File type:  data file

What is a GRA file?

GRA files mostly belong to NI Multisim. Primary use case: GRA files are most often used in electronics workbench applications such as NI Multisim. They store graphs generated during circuit simulation and analysis.
Other uses:
  • Some GRA files hold grapher data from graphing calculators.
  • Others serve as game resource archives, known in some cases as the Jester graphic archive.
  • FilExt.com notes: The internal structure of a GRA file depends on its origin. For simulation graphs, the data is optimized for display in software like NI Multisim. For calculator data and game archives, the file contains specific resource information that must be handled by specialized tools. To learn more about simulation files, visit NI, and for game resources, see JAST USA.

    How to open GRA files

    You need a suitable software like NI Multisim to open a GRA file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your GRA file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a GRA file directly in the browser:. Just drag the file onto this browser window and drop it.

    Online GRA Text Viewer

    Choose your .gra file to analyze

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    Programs that open and convert GRA files:

    1. NI Multisim
      See the previous paragraphs to learn more about the main application. GRA files are often referred to as NI Multisim data files because this type of file is primarily created or used by this software.
    2. Flight Simulator File by Microsoft Corporation
    3. Graph (Chart) by Microsoft Corporation
    4. Notes (5 Language Dictionary File) by IBM
      This was a Lotus product. Lotus was bought out by IBM. Lotus Notes and Domino are a fundamental component of IBM Workplace. IBM introduced the IND file type. Related links: IBM Lotus Notes Wikipedia Page
    5. OpenGL Object
      The identifying characters used for this association are - Hex: 00 00 00 00.
    6. SigmaPlot Data File
    7. STN Express Transcript Graphics File
      (search science databases through STN)

    GRA file format:

    To find out what program is needed to open GRA files, you need to determine the file format. The file format can be deduced from the file extension and the signature. However, different programs can use the same file extension, and file extensions can be assigned incorrectly. Exact knowledge of the format is therefore important in order to solve problems occurring in files. Our evaluation of the GRA files is as follows:

    The GRA file extension is not common and is used by different programs with different formats. The two most popular formats are as follows:

    All other GRA files (66%) have no consistent format, frequently e.g. BOSS. Sometimes used for small. Drag & drop your file here to see the file format and a preview of your GRA file!

    Technical Data for GRA File Extension

    File classification:
    Data
    Related files:

    The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

    ProgramID: MSGraph.Chart.5, FileType: Microsoft Graph 5.0, AppName: Microsoft Graph

    ProgramID: MSGraph.Chart.8, FileType: Microsoft Graph 2000 Chart

    ProgramID: MSGraph.Chart.8, FileType: Microsoft Graph 97 Chart

    ProgramID: MSGraph.Chart.8, FileType: Microsoft Graph Chart

    ProgramID: WinPress
    EXEFile: C:\arcgis\arcexe9x\bin\WinPress.exe %1

    ProgramID: MSGraph.Chart.5
    EXEFile: %SystemRoot%\MSAPPS\MSGRAPH5\GRAPH5.EXE %1

    ProgramID: MSGraph.Chart.8
    EXEFile: %ProgramFiles%\COMMON~1\MICROS~1\Msgraph5\GRAPH5.EXE %1

    ProgramID: MSGraph.Chart.8
    EXEFile: %SystemRoot%\MSAPPS\MSGRAPH5\GRAPH5.EXE %1

    ProgramID: WinPress
    EXEFile: %ProgramFiles%\ArcGIS\arcexe9x\bin\WinPress.exe %1


    a gra data file is a special file format and should only be edited and saved with the appropriate software.

    How to solve problems with GRA files

    • Associate the GRA file extension with the correct application.
    • Update your software that should actually open data files. Because only the current version supports the latest GRA file format. Search, therefore, e.g. on the manufacturer website after an available NI Multisim update.
    • To make sure that your GRA file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
    • Click here to open your .GRA file online - secure, fast, and no downloads needed.
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    GRA file viewer GRA file description