What is Nullsoft Scriptable Install System?

Nullsoft Scriptable Install System

nullsoft scriptable install system (NSIS) is an open source, script-driven software that serves to create Windows installers.

Created by the developers of Winamp, the software comes as a reliable alternative to products such as InstallShield and similar commercial solutions.

Key Features:

• Script-based engine for full control over the installer


• Capable of extracting files, setting system preferences, and uninstalling


• Support for variables, string manipulation, and functions


• Compression support for zlib, bzip2, and LZMA


• Multi-lingual support with over 40 translations

Advanced Functionality:

• Advanced installation tasks via plug-in system


• Integration of multiple projects into a single installer


• Preprocessor for generating Lite or Full application releases

Overall, Nullsoft Scriptable Install System offers a robust, flexible installer creator that surpasses commercial solutions in many aspects.

Nullsoft Scriptable Install System is part of these download collections: Make EXE, EXE Creator, Setup Maker, Create Installer

How Download Works

Go to the Softpas website, press the 'Downloads' button, and pick the app you want to download and install—easy and fast!