Microsoft Spy++ - Spy++ (SPYXX.EXE) is a Win32-based utility that gives you a graphical view of the system’s...
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
WinSpy - Retrieve window information.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
Winspector Spy - Have you ever used Spy++ that comes with MSVC?
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.