.NUT File Extension

There are 2 file types use the .NUT file extension:

  1. Squirrel Script
  2. NUT Video File

1. Squirrel Script

Squirrel Script
  • Developer Alberto Demichelis
  • Popularity
    3.3 (4 votes)
  • Category Game Files
  • Format Text

A NUT file is a text file that contains Squirrel code written in the Squirrel programming language. It is a script used as a plugin to extend functionality of a program and for scripted events in video games.

Squirrel is an object-oriented programming language similar to Lua, C++, and JavaScript. it is designed to be lightweight, fitting the memory, size, and real-time requirements of programs, mainly video games, such as Left 4 Dead 2, Simutrans, Shadow Warrior, SuperTux, and Portal 2.

Since there is another file type with the ".nut" extension, you can look at the file size for an indication of what type of NUT file you have. NUT files containing a Squirrel script rarely reach 1MB whereas NUT video files are larger than 1MB.

Software's name License Platforms
Squirrel Squirrel Free LinuxMacWindows

Updated: December 2, 2016

2. NUT Video File

NUT Video File

Video file saved in the NUT Open Container Format, a container format similar to .AVI, .ASF, and .MKV; supports several different audio and video codecs as well as subtitle information.

The NUT format was developed by the MPlayer, FFmpeg, and Libav teams. However, it did not gained wide popularity and therefore is an uncommon video format.

Software's name License Platforms
Eltima Elmedia Player Eltima Elmedia Player Freeware Mac
FFmpeg FFmpeg Open Source LinuxMacWindows
File Viewer Plus File Viewer Plus Free Trial Windows
iFunia VideoConvert for iPad iFunia VideoConvert for iPad Paid iOS
MPlayer MPlayer Open Source LinuxMacWindows

Updated: April 17, 2015

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