"This article contains an InnoSetup install script that downloads (if setup files don’t exist) and installs the .net framework 2.0 and it’s dependencies.

The script checks if the following dependencies are installed:

  • NT4 sp6a - required by .net framework, when on nt4
  • IE6 - required by .net framework, when ie < 5
  • MDAC 2.8 - maybe required by some of your applications
  • Jet 4.0 sp8 - same here
  • Windows Installer 2.0 - when on win 98, me
  • Windows Installer 3.1 - when on win > me
  • .NET Framework 2.0"

.NET Framework 2.0 Installer for Innosetup - The Code Project - Installation