September 26th, 2021 - Free - 100% Safe
(3 votes, average: 4.00 out of 5)
  • Review

NSIS is open-source and script-driven software that lets developers create installers and use other software pieces to create complete solutions when it comes to Windows installers.

NSIS (Nullsoft Scriptable Install System) is one of the best software applications for creating installers and installer environments. It’s open-source and free to use, so it will serve you well for everything you do to make installers.

It’s a reliable and valuable alternative to other similar products such as InstallShield or commercial programs that cost a fortune.

Simple Script-Based Engine Trusted by Large Companies

It has established itself as one of the leading solutions, even for the world’s largest companies. It was initially developed with the Winamp distribution packages in mind, but it has later developed to become much more versatile. It became the go-to choice by many large companies and corporations, such as Google, Mozilla, and Flickr.

The best thing about Nullsoft Scriptable Install System is that it has a minimal overhead size, which is great, especially when combining it with simplicity and flexibility. It’s easy to see just why it has become the favorite option for many larger businesses.

It has a script-based engine that will help you deliver on all aspects in terms of creating installers. These installers are used for deploying applications, of course, which is the primary job of an installer. B

ut with this tool, you can create installers capable of more – things such as extracting files, setting preferences, and uninstallation.

Support for Various Compression Formats

Another great thing about this tool is that it’s compatible with various compression formats, such as zlib, bzip2, and LZMA, which are considered some of the most popular formats nowadays.

You will also be able to create multilingual installers with more than 40 different languages included. Some advanced installer functionalities let you expand the whole installer process.


NSIS is a robust and very complete installer creating software with a script-based engine used by some of the world’s largest companies.

Technical details

Latest version:
File name:
MD5 checksum:
File size:
1.48 MB
Supported OS
Windows 10 / Windows 8 / Windows 7
Robert Rainwater

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