NSIS (Nullsoft Scriptable Install System) is a professional open source system to create Windows installers. It is designed to be as small and flexible as possible and is therefore very suitable for internet distribution. Being a user's first experience with your product, a stable and reliable installer is an important component of successful software. With NSIS you can create such installers that are capable of doing everything that is needed to setup your software. NSIS is script-based and allows you to create the logic to handle even the most complex installation tasks. Many plug-ins and scripts are already available: you can create web installers, communicate with Windows and other software components, install or update shared components and more.
InstallAware Software, founded in 2003 by InstallShield alumni, is a software development company focused solely on state of the art software installation tools that offer the highest compression ratios and bullet-proof installations. The company produces software installation and compression technologies for the Windows Installer (MSI) platform on the Microsoft Windows Operating System. InstallAware is supported by thousands of users worldwide, and is a Borland Technology Partner.