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MO file extension

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

  • What is the .mo file?
  • What program do I need to open a .mo file?
  • How can the .mo file be opened, edited or printed?
  • How can I convert .mo files to another format?

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

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

✅ GNU Gettext Machine Object File

MO file is a GNU Gettext Machine Object File. GNU gettext is the GNU internationalization and localization (i18n) library. It is commonly used for writing multilingual programs. MO (Machine Object) files are compiled, machine-readable PO (Portable Object) files.
Application: GNU Gettext
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
MO aliases:
MO related links:
MO related extensions:
GNU Gettext Portable Object

GNU Gettext Portable Object Template

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

🚫 The .mo file extension is often given incorrectly!

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

ho, jo, ko, lo, mi, mk, ml, mp, om

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Knowledge Explorer Hierarchy Outline
MetaPost Source Code
OCaml Source Code
JO Audio File
STK Owner/Mission File
MatrixPlot Data
Linux 2.6 Kernel Object
OMake Makefile
Autodesk Maya 3D Project
Interleaf Compiled Lisp

🔴 Can't open a .mo 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 .mo file association, check the FAQ.

🔴 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 .mo file extension, write to us!

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