SUMO is a microscopic, multi-modal traffic simulation.
Modular System for Shelves and Coasts
Population Propogation in Python. Simulate births, marriages, deaths
Object-oriented equation-based modelling and optimisation software
Multiscale Neuroscience and Systems Biology Simulator
Power flow library in C++
Open source codes related to dissipative particle dynamics
SaaS for running simulation models in the cloud
black_rhino is a multi-agent simulator for financial network analysis
Simple Molecular Interaction Potential Generator in Python