Winspector Spy - Have you ever used Spy++ that comes with MSVC?

ServerSuit - ServerSuit is a browser based program that enables remote Linux administration, monitoring, website hosting, and server setup automation.

Window Detective - Window Detective is a programmer's tool used to "spy" on an application's windows...

RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems

Microsoft Spy++ - Spy++ (SPYXX.EXE) is a Win32-based utility that gives you a graphical view of the system’s...

Netumo - Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues.