In this paper, we present HiME, a tool for editing i* models. The distinguishing characteristic of HiME is its ability to deal with inheritance. It includes specific operations for declaring an actor as heir of another and then stating the relationships between the intentional elements of both actors.
Lopez, L.; Franch, J.; Marco, J. HiME: Hierarchical i* Modeling Editor. "Revista de informática teórica e aplicada", 2009, vol. 16, núm. 2, p. 57-60.