Opening MBL Files

The MBL file type is primarily associated with Direct Line Software.

MBLFile Extension MBL
File extension: MBL
File type:  Data file

What is an MBL file?

MBL files mostly belong to Direct Line Software. Direct Line Software Patent Abstracts: MBL files are most often used to hold land patent abstracts. These files can contain structured data used in property records and genealogical research.
  • Use the Direct Line Software Family Tree Maker to open these files. You can find more details at Direct Line Software.
  • Vernier Experimental Data: Some MBL files store data collected with Logger Pro. They record measurements from experiments.
  • Open these files with Logger Pro. More details are available at Logger Pro product page.
  • PDF Embedded Content: A subset of MBL files uses the PDF format with embedded TrueType fonts, requiring Adobe Acrobat Reader for proper display.
  • Open with Adobe Acrobat Reader if the file is PDF based.
  • FilExt.com note: If your file is an MBL, check its origin to decide which application to use.

    How to open MBL files

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

    Online MBL Text Viewer

    Choose your .mbl file to analyze

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    Programs that open and convert MBL files:

    1. Direct Line Software
      See the previous paragraphs to learn more about the main application. MBL files are often referred to as Direct Line Software data files because this type of file is primarily created or used by this software.
    2. Logger Pro (Experiment Data File) by Vernier Software & Technology
      Logger Pro helps in the collection and analysis of experimental data. This file contains specific spreadsheets, Vernier hardware setup options, graphs, regressed equations, layouts. Content varies with the experiment type.
    3. Multi-Batch (Batch Listing) by Engineering Graphics (nsw) pty. Ltd
      Multi-Batch will automate AutoCAD and AutoCAD LT from batch plot to batch conversion.

    Technical Data for MBL 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: MXmbl
    EXEFile: %ProgramFiles%\mfw\pfe\pfe32.exe %1

    ProgramID: ALLPlayerFile
    EXEFile: %ProgramFiles%\ALLPlayer\ALLPlayer.exe

    ProgramID: ALLPlayerFile
    EXEFile: %ProgramFiles%\MarBit\ALLPlayer\ALLPlayer.exe


    an mbl Data file is a special file format and should only be edited and saved with the appropriate software.

    How to solve problems with MBL files

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