WinCheat
WinCheat is like Spy++ in that it lets you dig deep into the internals of the PE format and the Win32 Windowing subsystems.
XWinspector
Discover hidden features of other software with XWinSpector. It works like Spy++ but has many other features!
Winspector Spy
Have you ever used Spy++ that comes with MSVC? If you have then you know what Winspector is - but take out all of the annoyanc ...
WinSpy++
Note: WinSpy++ appears to have been superceded by WinSpy. WinSpy++ is a handy programmer's utility which can be used to select ...
WinID
WinID is controls & windows identification utility that is both powerful and compact. Its main purpose is to give an easy ...
Microsoft Spy++
Spy++ (SPYXX.EXE) is a Win32-based utility that gives you a graphical view of the system’s processes, threads, windows, and wi ...
Window Detective
Window Detective is a programmer's tool used to "spy" on an application's windows and allows you to view and even modify some ...