ASALI is an open-source code for chemical engineers
Component, CA, and CCA models; superdense time, DB repo, testing, etc.
Growth-grammar related Interactive Modelling Platform
Allows you to build your own circuits and test them
Former home of the Virtual Cell platform (VCell), see http://vcell.org
The Repast Suite is a family of free agent-based modeling libraries.
Mod of the evolution simulation and artificial life program Biogenesis
PetriNetExec a library for embedding Petri Nets into Java applications