Windows Sysinternals is a suite of programs, resources and utilities to manage, diagnose, troubleshoot, and monitor a Microsoft Windows environment. It is part of the Microsoft TechNet website.
You can download the entire suite of tool all at once. There are 100 utilities in the suite and the size is 21.3MB.
If you are running a lab or just want to see some technical details of your Windows computer on your desktop you can download and configure bginfo from Microsoft’s sysinternals.