Nullsoft Scriptable Install System 2.39

Nullsoft Installation System is a pretty small, efficient and very capable installation system for all Windows based systems...
The Nullsoft Installation System package includes a basic compiler interface.
Main features:
- SuperPiMP technology (so advanced, so amazing, we wont even tell you what it is)
- Generates self contained executable installers
- Support for ZLib, BZip2 and LZMA data compression (files can be compressed individually or together)
- Uninstall support (installer can generate an uninstaller)
- Customizable user interface (dialogs, fonts, backgrounds, icons, text, checkmarks, images etc.)
- Classic and Modern wizard interface
- Fully multilingual, support for multiple languages in one installer. More than 35 translations are available, but you can also create your own
- Page system: You can add standard wizard pages or custom pages
- User selection of installation components, tree for component selection
- Multiple install configurations (usually Minimal, Typical, Full), and custom configuration
- Installer self-verification using a CRC32 checksum
- Small overhead over compressed data size (34 KB with default options)
- Ability to display a license agreement in text or RTF format
- Ability to detect destination directory from the registry
- Easy to use plug-in system (lots of plug-ins for creation of custom dialogs, internet connections, HTTP downloading, file patching, Win32 API calls etc. are included)
- Installers can be as large as 2GB
- Optional silent mode for automated installations
- A preprocessor with support for defined symbols, macros, conditional compilation, standard predefines
- A lovely coding experience with elements of PHP and assembly (includes user variables, a stack, real flow control, etc.)
- Completely free for any use