File Extension Database

Open NJB File

The NJB format and extension was created by Nikon, and was originally called Nikon Photo Index File.

This NJB file was created primarily for the Nikon Capture NX series of software.

The NJB file contains an index of photos taken with a Nikon digital camera, and is saved on the SD camera's memory card in the MISC folder.

NJB files are used to organize photos on the memory card and are not designed to be opened by the user.

In fact, NJB files do not contain actual image data.

Software to open an NJB file

As mentioned above, NJB files should not be opened manually by the user, however, to operate on this file the following software is required:

Nikon Capture NX

How Can I Open NJB File on Windows

We researched and learned that the best way to open NJB file is to find a NJB file in question in Windows OS File Explorer and double click on it to launch the corresponding application.
If a NJB file is not opened in an application and you instead get a "Windows can't open a file" error message you should try looking for an application which can open the file in question.
If you know the application which can open NJB file then run it and see if there is a File->Open main menu option in the application.
If you don't know the application which function as NJB file opener then try to search online for "NJB viewer", "application to open NJB file" or "open NJB file" queries in the search engine you like.
Install the application you found and check if it can open NJB file

How Can I Open NJB File on Mac OS

We recommend to find a NJB file in question in Mac OS Finder and double click on it to launch the corresponding application.
If a NJB file is not opened in a Mac OS application and you instead get a "There is no application set to open the file" error message you can click on "Search App Store" in the error dialog and Mac OS will show you applications compatible with NJB file.
If you know the Mac OS application which can work as NJB file opener you can choose the "Choose Application..." option in the error box to associate the file extension and open NJB file in it.
If you don't know the application which can open NJB file then try to search for "NJB viewer", "application to open NJB file" or "read NJB file" queries in the online search engine you like.
Install the application you found and check if it can read NJB file

How Can I Open NJB File on Android

If you downloaded a NJB file on Android device you can open it by following steps below:

In the Android apps list on your Android device find "My Files" or "File manager" app and tap to start it.
Tap on "Downloads" folder inside the app.
You should see your downloaded NJB file in that folder.
Tap on the file. If Android device supports opening the file you downloaded it will open in the corresponding app.
If file does not open you can look for the corresponding app that can open the file by searching Android App Store for the "NJB".
If you cannot open the file with the apps from Android App Store it is possible that the file could only be opened on desktop platforms such as Windows or Mac OS. Try searching for "NJB viewer", "NJB file reader" online and see if any desktop applications can open it.
It is also possible that the file you downloaded is outdated and is no longer supported.

How to Open NJB File on iPhone or iPad

To open NJB File on iOS device follow steps below:

We advies to open Files app on your iPhone or iPad device. You can find it by swiping down on the home screen and typing "Files" in the search bar.
Tap on the Downloads folder on the Files app home screen.
You will see all files that you recently downloaded. Tap on the NJB file to view it.
If you have the right app that can open it it will automatically launch and open your file.
If you don't have the app which can open it you need to serch Apple app store for "NJB". This way you can find apps which can open NJB files.
If this doesn't help it is possible that your file could be opened only by the desktop application. To find an app which can open it on desktop look for "NJB viewer" or "NJB file" online in your favorite search engine.

Populating this website with information and maintaining it is an ongoing process. We always welcome feedback and questions that can be submitted by visiting Contact Us page. However since there are many users visiting this website and because our team is quite small we may not be able to follow up personally on every request. Thank you for your understanding.