WinSpy++ is a handy programmer’s utility which can be used to select and view the properties of any window in the system. WinSpy is based around the Spy++ utility that ships with Microsoft Visual Studio.

WinSpy++ can obtain the following window properties:

  • Window Class and Name.
  • Window procedure address.
  • All window styles and extended styles.
  • Window properties (set using the SetProp API call).
  • Complete Child and Sibling window relationships.
  • Scrollbar positional information.
  • Full window Class information.

More information

https://www.catch22.net/software/winspy-17