So, what's this? It's a tool-script you would use when you want to know details about specific type libraries. There are some tools available on the net for the job. None written in AutoIt (take this conditionally and search for posts made by doudou). That made me wonder how hard it would be to write one from the scratch. Turned to be very demanding. TypeLib format is not officially or publicly available, at least not to my knowledge. Doing the research I found what's called The Unoffi