Inno Setup
Inno Setup is a free, feature-packed installation builder. The application's features include a Windows 2000-style wizard interface; the ability to create a single EXE for easy, online distribution; support for disk spanning; and full uninstall capabilities. The program also includes customizable setup types, integrated file compression, support for installing shared files and OCXs, and the creation of Start menu icons, INI entries, and registr..