INTEGRATED ENGINEERING SOFTWARE Version 9.1 upgrade API (Application Programming Interface) simulation software suite enables smart automation scripting, provides design engineers with an intuitive method of controlling the interface. This supplements the existing interactive, parametric and batch modes, providing users with direct access to the internal workings of each software program in the suite, enabling them to write new analysis applications specifically to meet their own needs and ability. Product seamlessly connects users applications to firm’s software programs without either application requiring prior knowledge of the inner workings of the other. Product provides a key building block for users to construct custom analysis tools. The functionality is easy to explain and the names are self-explanatory and consistent, in order to drive development.