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>> JNB file

JNB file format description

Many people share .jnb files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .jnb file can be edited, converted or printed with. On this page, we try to provide assistance for handling .jnb files.

1 filename extension(s) found in our database.

.jnb - SigmaPlot Workbook

JNB file is a SigmaPlot Workbook. SigmaPlot is a proprietary software package for scientific graphing and data analysis.

.jnb file format description:
JNB format
Document files
- / -
SigmaPlot Workbook related links:
SigmaPlot Workbook related extensions:
SigmaPlot Worksheet

Naturally, other applications may also use the .jnb file extension. Even harmful programs can create .jnb files. Be especially cautious with .jnb files coming from an unknown source!

Can't open a .jnb file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .jnb file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

inb, njb, mnb, jng, jb, nb, knb, jbb

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Delft3D Initial Bed Composition Data
Nikon Photo Index
JBit Program
Jpeg Network Graphics
Neuro-Expert Knowledge Base Data
MuPAD Notebook Document

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If you have useful information about the .jnb file format, then write to us!