Support for web installation and file patching across the Internet.Extend the capabilities of NSIS with plug-ins that can communicate with the installer.

Create custom dialogs and interfaces to include user input, configuration options, and even a custom wizard interface.

Using the script language, you can perform many different installation tasks like upgrades, version checks, system reboots, modification of environment variables, access to Windows API and more.

Script based installer is better than other programs that just generate a list of files and registry keys.

Three compression methods (ZLib, BZip2, LZMA) to ensure the greatest compression for your installer packages.

One installer that is compatible with all major version of Windows from Windows 95 to Windows 10.

NSIS has an overhead of only 34KB! It is by far the smallest Windows installer compared to InstallShield and Wise.

Ability to create Windows installers that can install, uninstall, set system settings, extract files, and more.

Here is a short list of some of my favorite features of this MSI package creator:

Advanced installer create msi