Developer Edition has been licensed for unlimited distribution of iSetDB within developer's installation programs. iSetDB Developer Edition provides "silent" attach/detach of database's files, MS SQL Server start/stop, verify/disconnect, RunSQL and Shrink functions.
iSetDB supports a command line mode (without the utility’s window) to execute the most important functions of management MS SQL Server 2000/2005.
You can use commands with all necessary arguments in your installation programs, such as Wise, Windows Installer, Install Shield, and others.
Command line mode makes the iSetDB by simple, convenient and multipurpose developer’s tool for MS SQL Server databases distribution within your application setup.

Script Fragment of Wise setup program