Valgrind - Valgrind is an instrumentation framework for building dynamic analysis tools.
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
WinAPIOverride - WinAPIOverride : This software allows you to monitor and/or modify any function of a process for any calling convention (stdcall or cdecl)
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
EasyHook - The reinvention of Windows API Hooking
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.