1. An electronic system level tool system comprising: a processor; a scalable language infrastructure for execution by said processor, void of information of data structure types, information of functions and symbol tables; said scalable language infrastructure coupled to a library of intelligent components said library external to said infrastructure; wherein said intelligent components comprise active component extension modules for execution by said processor, and comprise said information of said data structure types, information of functions and symbol tables; and wherein said scalable language infrastructure allows new types or functions to be invoked or added to said infrastructure transparent to said infrastructure.