by Nullsoft

A open source system that is used for created software installations

Operating system: Windows

Publisher: Nullsoft

Release: NSIS 3.04

Antivirus check: passed

Last revision: Last week

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NSIS is an open-Software installations are run using a source system that uses Windows components. Winamp, Adobe, Gmail, and Dropbox are some companies that use it. It was developed by Nullsoft in order to distribute Winamp. The installers created with NSIS can accomplish many things, including installing, uninstalling, extraction of files, and changing system settings. An essential component of a software setup, NSIS can work on every type of application in an integrated, efficient, and highly effective manner.

Since it has a small file size, NSIS allows users to distribute software online more easily. In this way, the installer remains fast and efficient, but does not download in larger sizes.

NSIS is script-Adding to its flexibility is the fact that it is based on a limited platform. NSIS cannot be used by many systems to create installations, since they tend to use registry keys or lists of files. A lot of different plug-ins and script types are available with NSIS.ins already available. Using this script-based tool, almost any installer can be developed, from simple to complex.

Small file sizes and great flexibility

The platform includes a choice of a classic and modern wizard interface, but it doesn't end there. As well as being fully customizable, your background colors, menu options, and images can be changed at any time. This allows you to create a user experience while installing your software that matches your brand. Allow the user to select multiple installation options as well, including Full, Minimal, Typical, etc.

It has the ability to support multiple languages, as well. There are 40 translation languages supported by it. Besides this, you can also create your own language files if you don't want to use a simple translation service.

Microsoft Windows 95, Windows 98, Windows 2000, Windows XP, Windows Vista, Windows 8, and Windows 10 are among the most commonly supported versions. I support both server and desktop versions of Windows such as Win Server 2003, WInd Server 2008, Win Server 2008R2, Win Server 2012, and Win Server 2016.

Additionally, NSIS can be configured for a wide variety of compression compression formats, resulting in a more flexible system. The system has 3 different methods of compression built-in, these include BZip2, ZLib, LZMA.

This is a safer way to install than traditional proprietary systems.


  • Small file size (less than 40kb)

  • Variety of compression options

  • Highly flexible

  • Support for almost all versions of Windows

  • Open-source

  • A vast array of languages supported

  • Create executable launchers
NSIS 2.33 (1.48 MB)
NSIS 2.34 (1.48 MB)
NSIS 2.39 (1.5 MB)
NSIS 2.42 (1.51 MB)
NSIS 2.43 (1.52 MB)
NSIS 2.44 (1.52 MB)
NSIS 2.47 (1.36 MB)
NSIS 2.48 (1.53 MB)
NSIS 2.49 (1.53 MB)
NSIS 3.02.1 (1.63 MB)
NSIS 3.04 (1.45 MB)
With NSIS for Windows, you can install your own Windows installers straight from the software. Using this tool, you can create an installer that fits your software. My favorite thing about NSIS is the writing of the logic of every installation task, no matter how complicated it might seem.
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