Opening JBF Files

The JBF file type is primarily associated with PaintShop.

JBFFile Extension JBF
File extension: JBF
File type:  thumbnail cache

What is a JBF file?

JBF files mostly belong to PaintShop by Corel. A JBF file contains a cache of thumbnails used by PaintShop, a photo editing and graphics design software. The Image Browser utility of PaintShop automatically generates JBF files containing thumbnails used to preview the images in a directory. Each thumbnail in the JBF file contains a raster image and image data such as dimensions. The cache file is typically named pspbrwse.jbf, its contents begin with JASC BROWS FILE. This file is automatically updated whenever the user views an image with PaintShop. It also ensures that PaintShop is able to traverse directories and open files quickly. Janome embroidery machines and software such as Acudesign and Artistic Digitizer also save design thumbnails in JBF files.

How can I open a JBF file?

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

Online JBF File Viewer

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How to convert a JBF file to JPG, PNG, SVG, PDF, ...

If you want to convert or edit a JBF file, you can use our free Online JBF File Converter (powered by Convert.Guru):
  1. To do this, click the button "Choose your .jbf file to view this image" on this page.
  2. After your file is opened in browser,
  3. click "Save as..." in the menu.
  4. Then choose the image format (e.g. JPG, PNG, TIFF, PDF, ...) you want.
  5. Download the converted file.

Programs that open and convert JBF files:

  1. PaintShop by Corel
    See the previous paragraphs to learn more about the main application. JBF files are often referred to as PaintShop raster images because this type of file is primarily created or used by this software.
  2. Backup Now (backed up data) by JetSoft
    Backup Now was a computer software used to backup and restore user files. Backups created with Backup Now are saved in JBF files. This program has been discontinued. This file format is classified as Backup.

JBF file format:

The file format, which is the arrangement and type of data in a file, determines which program can open the file. Often, the file format can be deduced from the file extension or the initial bytes (called the signature). Frequently, however, one file extension is used by different programs for different file formats, and one file format for different file extensions. Knowledge is power - this also applies when dealing with unknown or faulty files. Our evaluation of the JBF files looks like this:

JBF is not that commonly used as a file extension. This file type is mainly used by one program with a specific format. But the following two file formats are common:

All other JBF files (5%) have no consistent format. If you want to find out which format your JBF file belongs to, just click on the button "Choose your .jbf file to view this image".

Technical Data for JBF File Extension

File classification:
Raster Image
Related files:
Related links:

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: PaintShopPro8.BrowserCacheFile
EXEFile: %ProgramFiles%\Jasc Software Inc\Paint Shop Pro 8\Paint Shop Pro.exe /Browse %1

ProgramID: PaintShopPro8.BrowserCacheFile
EXEFile: %ProgramFiles%\Jasc Software Inc\Paint Shop Pro 8\Paint Shop Pro.exe /Sfoglia %1

ProgramID: PaintShopPro9.BrowserCacheFile
EXEFile: %ProgramFiles%\JASCSO~1\PAINTS~1\PAINTS~1.EXE /Browse %1

ProgramID: PaintShopPro9.BrowserCacheFile
EXEFile: %ProgramFiles%\JASCSO~1\PAINTS~3\PAINTS~1.EXE /Browse %1

ProgramID: PaintShopProStudio1.BrowserCacheFile
EXEFile: %ProgramFiles%\Jasc Software Inc\Paint Shop Pro Studio\Paint Shop Pro Studio.exe /Browse %1

ProgramID: PSP.BrowserFile
EXEFile: %ProgramFiles%\PAINTS~1\PSP.EXE /dde

ProgramID: PSP5.BrowserFile
EXEFile: %ProgramFiles%\PAINTS~1.01\Psp.exe /dde

ProgramID: PSP5.BrowserFile
EXEFile: %ProgramFiles%\paints~1\psp.exe /dde

ProgramID: PSP5.BrowserFile
EXEFile: F:\PAINT~14\Psp.exe /dde

ProgramID: PSP7.BrowserFile
EXEFile: %ProgramFiles%\Jasc Software Inc\Paint Shop Pro 7\psp.exe /Browse %1

ProgramID: PSP7.BrowserFile
EXEFile: %ProgramFiles%\Paint Shop Pro 7\psp.exe /Browse %1

ProgramID: PaintShopProStudio1.BrowserCacheFile
EXEFile: %ProgramFiles%\JASCSO~1\PAINTS~1\PAINTS~1.EXE /Browse %1

ProgramID: PaintShopPro9.BrowserCacheFile
EXEFile: %ProgramFiles%\Jasc Software Inc\Paint Shop Pro 9\Paint Shop Pro 9.exe /Browse %1

ProgramID: XnView.Image
EXEFile: %ProgramFiles%\XnView\xnview.exe %1

ProgramID: PSP6.BrowserFile
EXEFile: %ProgramFiles%\PAINTS~1\psp.exe /dde

ProgramID: PaintShopProX.BrowserCacheFile
EXEFile: %ProgramFiles%\Corel\Corel Paint Shop Pro X\Paint Shop Pro X.exe /Browse %1

ProgramID: PaintShopProStudio1.BrowserCacheFile
EXEFile: %ProgramFiles%\JASCSO~1\PAINTS~2\PAINTS~1.EXE /Browse %1

ProgramID: PSP6.BrowserFile
EXEFile: %ProgramFiles%\PAINTS~1.0\Psp.exe

ProgramID: PaintShopPro9.BrowserCacheFile
EXEFile: %ProgramFiles%\JASCSO~1\PA0902~1\PAINTS~1.EXE /Browse

ProgramID: PaintShopProPhotoXI.BrowserCacheFile
EXEFile: %ProgramFiles%\Corel\Corel Paint Shop Pro Photo XI\Corel Paint Shop Pro Photo.exe /Browse

ProgramID: PaintShopPro8.BrowserCacheFile
EXEFile: %ProgramFiles%\Jasc Software Inc\Paint Shop Pro 8\Paint Shop Pro.exe /Bladeren


a jbf thumbnail cache is a special file format by Corel and should only be edited and saved with the appropriate software.

How to solve problems with JBF files

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