Windows Management Instrumentation (WMI) links:

• Download the WMI Tutorial
• Microsoft's WMI Reference
• Download Microsoft's latest WMI Tools.
• Download the Scriptomatic 2.0 Tool and "write WMI scripts like the pros in no time".
  View some screenshots.
  Created by the Scripting Guys.
  Version 1 is still available for download.
  View some screenshots of version 1.
  
• Microsoft's list of WMI Tasks for Scripts and Applications with lots of sample scripts
• Books on WMI
• A WMI Scripting Primer,
  • Part One
  • Part Two
  • Part Three
  by Greg Stemp, Dean Tsaltas, Bob Wells, and Ethan Wilansky
• Handy Administrative Utilities, an article by Michael Otey in Windows & .NET Magazine
• Darwin Sanoy's WMI links
• Google's WBEM links
• ActivXperts' WMI Scripting Samples
• Alain Lissoir's home page contains links to lots of his articles on scripting and Active Directory