All about OBZ Files

The OBZ file type is primarily associated with Poser.

OBZFile Extension OBZ
File extension: OBZ
File type:  compressed archive

What is an OBZ file?

OBZ files mostly belong to Poser. The OBZ file is a compressed archive that holds different types of design data. The primary role is as a 3D object model file used by Poser. It is compressed using the GZIP format to store 3D model data that you can open with Poser.
Some OBZ files also store an AAC board file for board exchange, compressed with ZIP and used by OpenBoard.
Key points summarized by FilExt.com include:
  • For 3D model data, the file is a GZIP-compressed archive that holds model details, textures, and scene configuration.
  • For board exchange, the file uses ZIP compression to package design layouts in a format recognized by OpenBoard.
  • FilExt.com tip: If you are not sure which variant you have, a decompression tool (such as 7-Zip) might expose the internal files, allowing you to see whether the content fits 3D model data or board file data.

    How to open OBZ files

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

    Online OBZ Text Viewer

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    Programs that open and convert OBZ files:

    1. Poser
      See the previous paragraphs to learn more about the main application. OBZ files are often referred to as Poser 3d images because this type of file is primarily created or used by this software.
    2. Office (Binder Wizard) by Microsoft Corporation
      Users of Microsoft Office 2003 will need to install Microsoft Office Binder Support to open files of this type. Note: Files with the .OBZ extension are often associated with ransomware infections. This type of malware encrypts files on a victim's computer and appends the .OBZ extension, rendering them inaccessible without a decryption key. Attackers typically demand a ransom in exchange for this key. You may find decryption tools on NoMoreRansom.org.It is strongly recommended that you do not pay the ransom. Doing so does not guarantee file recovery and only encourages further criminal activity. Instead, report the incident to law enforcement and seek assistance from cybersecurity professionals. The Mime types used with this association are: application/vnd.ms-binder, application/x-msbinder. Program ID is Office.Binder.Wizard, Office.Binder.Wizard.9 Related links: Office Binder 97 FAQ, Open an Office Binder file in Office 2003, Microsoft Office Assistance

    Technical Data for OBZ File Extension

    File classification:
    3D Image
    Program ID:
    Office.Binder.Wizard, Office.Binder.Wizard.9
    Related files:
    Mime type:
    application/vnd.ms-binder, application/x-msbinder

    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: Office.Binder.Wizard, FileType: Microsoft Office Binder Wizard, AppName: Microsoft Office 2000 component
    EXEFile: BINDER.EXE

    ProgramID: Office.Binder.Wizard, FileType: Microsoft Office Binder Wizard, AppName: Microsoft Office Binder

    ProgramID: Office.Binder.Wizard.9, AppName: Microsoft Unbind
    EXEFile: UNBIND.EXE

    ProgramID: Office.Binder.Wizard
    EXEFile: %ProgramFiles%\Microsoft Office\Office\BINDER.EXE

    ProgramID: Office.Binder.Wizard
    EXEFile: %ProgramFiles%\Microsoft Office\Office\BINDER.EXE -nologo %1

    ProgramID: Office.Binder.Wizard.9
    EXEFile: %ProgramFiles%\Microsoft Office\Office10\UNBIND.EXE %1

    ProgramID: Office.Binder.Wizard.9
    EXEFile: %ProgramFiles%\Microsoft Office\OFFICE11\UNBIND.EXE %1

    ProgramID: Office.Binder.Wizard.9
    EXEFile: W:\OfficeXP\FILES\PFILES\MSOFFICE\OFFICE10\UNBIND.EXE

    ProgramID: Office.Binder.Wizard
    EXEFile: %ProgramFiles%\Microsoft Office\Office\BINDER.EXE -geenlogo %1

    ProgramID: Office.Binder.Wizard
    EXEFile: %ProgramFiles%\MICROS~3\Office\binder.exe -nologo %1

    ProgramID: Office.Binder.Wizard.9
    EXEFile: %ProgramFiles%r\Microsoft Office\Office10\UNBIND.EXE %1

    ProgramID: Office.Binder.Wizard
    EXEFile: %ProgramFiles%\MSOffice95\Office\binder.exe -nologo


    an obz compressed archive is a special file format and should only be edited and saved with the appropriate software.

    How to solve problems with OBZ files

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