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

Details of extension .nsis

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

Below, you can find answers to the following questions:

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

NSIS Script File

The NSI file is a NSIS Script File. NSIS (Nullsoft Scriptable Install System) is a tool that allows programmers to create such installers for Windows. It is released under an open source license and is completely free for any use.
Category: Development files
Application: NSIS
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:

Other types of files may also use the .nsis file extension. If you have helpful information about .nsis extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Homeworld Non-Interactive Sequence Data
NSIS Script File
Bioware Aurora Uncompiled Script
Psion Series 3 Software Package

The .nsis filename extension is often given incorrectly!

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

nss (1), nis (1), sis (1), nsi (1)

Can't open a .nsis file?

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

Windows can't open this file:

File: example.nsis

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