NSIS (Nullsoft Scriptable Install System) is a powerful open-source tool for creating Windows installers. With its flexible scripting language, NSIS allows developers to create customized installation packages tailored to their specific needs. Whether you're distributing software, games, or other applications, NSIS provides a straightforward solution for packaging and deploying your creations.

One of the key features of NSIS is its simplicity and efficiency. The scripting language is easy to learn and offers extensive functionality, allowing developers to automate tasks, customize user interfaces, and handle complex installation processes with ease. Additionally, NSIS offers a variety of plugins that extend its capabilities, allowing developers to integrate additional functionality into their installers.

NSIS installers are lightweight and highly efficient, minimizing file size and maximizing performance. This makes them ideal for distributing software over the internet or on physical media. Furthermore, NSIS provides comprehensive documentation and a supportive community, making it easy for developers to get started and troubleshoot any issues they encounter.

In summary, NSIS is a versatile and powerful tool for creating Windows installers. Whether you're a seasoned developer or just starting out, NSIS provides everything you need to package and deploy your applications quickly and efficiently.

Key Features:

  • Small overhead size.  
  • Compatible with all major Windows versions.   
  • Unique compression methods.  
  • Script based.  
  • Multiple languages in one installer.   
  • Custom dialogs and interfaces.  
  • Support for web installation, file patching.  
  • Project integration, different releases and automatic builds.  
  • Easy and human readable file formats.   
  • Portable Compiler.Generated installer will still run on Windows only, but this way they can be generated without Windows or WINE.

User Reviews


User Rating




Windows XP/ Vista/ Windows 7






Jun 1, 2012


Report Software

Latest Version

NSIS 3.10

Old Versions

NSIS 3.04

NSIS 3.0

NSIS 2.46

Developer's Software

Winamp 5.9.2

NSIS 3.10

Security Levels

To avoid any potential harm to your device and ensure the security of your data and privacy, our team checks every time a new installation file is uploaded to our servers or linked to a remote server and periodically reviews the file to confirm or update its status. Based on this checking, we set the following security levels for any downloadable files.


It is highly likely that this software program is clean.

We scanned files and URLs associated with this software program in more than 60 of the world's leading antivirus services; no possible threats were found. And there is no third-party softwarebundled.


This program is advertising supported and may offer to install third-party programs that are not required. These may include a toolbar, changing your homepage, default search engine, or installing other party programs. These could be false positives, and our users are advised to be careful when installing and using this software.


This software is no longer available for download. It is highly likely that this software program is malicious or has security issues or other reasons.

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