Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .npy

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

Below, you can find answers to the following questions:

  • What is the .npy file?
  • Which program can create the .npy file?
  • Where can you find a description of the .npy format?
  • What can convert .npy files to a different format?
  • Which MIME-type is associated with the .npy extension?
NumPy Data File .npy file icon

NumPy Data File

NPY file is a NumPy Data File. Numerical Python adds a fast and sophisticated array facility to the Python language. NumPy is the most recent and most actively supported package.
Detailed description not available
Category: Data files
Application: NumPy
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Python Script
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Other types of files may also use the .npy file extension. If you have helpful information about .npy extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

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Python Script
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The .npy filename extension is often given incorrectly!

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

jpy (1), py (1), ny (1), npj (1), npg (1), noy (1), mpy (1), pny (1), npt (1), nph (1), np (1), nly (1)

Can't open a .npy file?

If you want to open a .npy file on your computer, you just need to have the appropriate program installed. If the .npy association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.npy

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 from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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