WinAPIOverride Alternatives

API Monitor is a software that monitors and displays API calls made by applications and services. Its a powerful tool for seeing how Windows and other applications work or tracking down problems that you have in your own applications

Valgrind is an instrumentation framework for building dynamic analysis tools.

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The reinvention of Windows API Hooking

Detours is a software package for re-routing Win32 APIs underneath applications.

Deviare is a professional open source hooking engine for instrumenting arbitrary Win32 functions, COM objects, and functions which symbols are located in program databases (PDBs).

Open Source

"madCodeHook" offers everything you need to hook code (mostly APIs).

Trace system calls and signals. A diagnostic, debugging and instructional userspace utility.

Perf is a simple app monitoring solution paired with meaningful alerts.

Open Source

Monitor file system, Registry, process, thread and DLL activity in real-time.

ltrace intercepts and records dynamic library calls which are called by an executed process and the...

How to inject code into another processes address space, and then execute it in the context of this process.

Memory Debugger for Windows, Linux, and Mac

Mhook is a library for installing API hooks.

Open Source