NIB File

What are NIB files and how to open them

Are you having problems opening a NIB file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your NIB files.

What is a NIB file?

NIB files have multiple uses, and Apple Interface Builder NIB Archive is one of them. Read more about the other uses further down the page.

Apple Interface Builder NIB Archive

Interface Builder allows programmers to design and test application interfaces for Mac applications. The NIB files contain static representations of the objects used by the interface and how the associated application uses those objects.

How to open NIB files

Important: Different programs may use files with the NIB file extension for different purposes, so unless you are sure which format your NIB file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested four different NIB openers which you will find listed below.

Last updated: March 19, 2022

All known file formats using extension .NIB

While Apple Interface Builder NIB Archive is a popular type of NIB-file, we know of 2 different uses of the .NIB file extension. Different software may use files with the same extension for different types of data.

Commodore 64 NIB Disk Image

We know that one NIB format is Commodore 64 NIB Disk Image. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Various apps that use files with this extension

These apps are known to open certain types of NIB files. Remember, different programs may use NIB files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about NIB file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.