tuPoz - Click-and-Kill. Kill & delete rogue processes in a single click.
Winspector Spy - Have you ever used Spy++ that comes with MSVC?
Advanced Task Killer - This tool is also known as ATK. It is a tool to kill applications running.
Window Detective - Window Detective is a programmer's tool used to "spy" on an application's windows...
Restarter - Restarter is an application that automatically monitors and restarts crashed or hung programs and...
WinSpy - Retrieve window information.