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Details of the .nib file extension

The table below provides useful information about the .nib file extension. It answers questions such as:

  • What is the .nib file?
  • What program do I need to open a .nib file?
  • How can the .nib file be opened, edited or printed?
  • Where can I find the specifications for .nib?
  • Which MIME-type is associated with the .nib extension?
  • How can I convert .nib files to another format?
  • What are other, similar filename extensions to .nib?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

.nib file extension details

Apple Interface Builder Resources

Apple Interface Builder Resources .nib file icon
NIB file is an Apple Interface Builder Resources. Interface Builder is Apple's graphical editor for designing and testing application user interfaces. Nib files play an integral role in the development of your applications. They are a powerful type of resource that you use to store runtime objects and interface-related content.
Category: Development files
Application: Apple Xcode
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
NIB aliases:
NIB related links:
NIB related extensions:
Apple Interface Builder Development-Time Resources

Other types of files may also use the .nib file extension.

.nib file extension error

The .nib file extension is often given incorrectly!

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

nb, njb, nif, nbi, mib, inb, bib, nlb, nob, niv, jib, nkb, ni, gib

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Mathematica Notebook File
Embarcadero InterBase Database File
Nero BackItUp Information File
Delft3D Initial Bed Composition Data
NetImmerse Data File
Nikon Photo Index
BibTeX Document
Oracle Locale Builder Binary File
Notation Interchange File Format
open .nib file

Can't open a .nib 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .nib file association, check the FAQ.

.nib file extension

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .nib file extension, write to us!

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