Opening a PWK File

The PWK file type is primarily associated with PRIMER-E, PolyWorks.

PWKFile Extension PWK
File extension: PWK
File type:  data file

What is a PWK file

PWK files mostly belong to PRIMER-E, PolyWorks. Overview: Files with the PWK extension refer to distinct formats used by several specialized applications.
Primary uses:
  • PRIMER data files: These store analytical data within the PRIMER-E system. Data is saved in a proprietary format. More details are on the PRIMER-E website.
  • PolyWorks workspaces: These files use an XML format to keep metrology and inspection data. They work with the PolyWorks Metrology Suite. See further information at InnovMetric.
  • Other use cases:
  • Password Keeper files: These are designed to store credentials safely and sometimes appear as compressed archives.
  • Neverwinter Nights mesh files: These hold game model data used by NWmax for Neverwinter Nights.
  • FilExt.com tip: Each PWK file is built according to the needs of the originating software. The internal structure may be XML, ZIP, or a binary format, so it must be opened with the proper tool.

    How to open PWK files

    You need a suitable software like PRIMER-E, PolyWorks to open a PWK 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 PWK file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a PWK file directly in the browser:. Just drag the file onto this browser window and drop it.

    Online PWK Text Viewer

    Choose your .pwk file to analyze

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    Programs that open and convert PWK files:

    1. PRIMER-E, PolyWorks
      See the previous paragraphs to learn more about the main application. PWK files are often referred to as PRIMER-E, PolyWorks data files because this type of file is primarily created or used by this software.
    2. Password Keeper File

    Technical Data for PWK File Extension

    File classification:
    Data
    Related files:
    pwd, mdl, nwmesh, pwzip, xml, zip, dat

    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: GC-Prevue.workfile
    EXEFile: %ProgramFiles%\Gerber_Viewer\GCPrevue\gcprevue.exe%1

    ProgramID: GC-Prevue.workfile
    EXEFile: %ProgramFiles%\GraphiCode\GC-Prevue 14.1.2\gcprevue.exe

    ProgramID: GC-Prevue.workfile
    EXEFile: %ProgramFiles%\GraphiCode\GC-Prevue 11.1.2\gcprevue.exe


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

    How to solve problems with PWK files

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