To capture all the applicaitons

[Vivaj]

I usiing windows 98 and windows 2000, I wanted to capture all the applications opened in my machine.

[MerrionComputin]

To get all the running applications you can use the EnumWindows API (see ApiSystem.TopLevelWindows property...)

Or, in winNT or higher, you can use CreateToolhelp32Snapshot and Process32First/Process32Next to walk through all the running processes, as per the ApiSystem.Processes property...