API Monitor是一款用来监视和显示用户应用程序和服务程序中的Windows API调用的免费软件。
(API Monitor is a software that allows you to spy and display Win32 API calls made by applications. It can trace any exported APIs and display wide range of information, including function name, call sequence, input and output parameters, function return value and more. A useful developer tool for seeing how win32 applications work and learn their tricks.)