The Repast Suite

The Repast Suite is a family of advanced, free, and open source agent-based modeling and simulation platforms that have collectively been under continuous development for over 14 years:

Repast Simphony 2.1, released on 12 August 2013, is a richly interactive and easy to learn Java-based modeling system that is designed for use on workstations and small computing clusters.

Repast for High Performance Computing 2.0, released on 12 August 2013, is a lean and expert-focused C++-based modeling system that is designed for use on large computing clusters and supercomputers.

Learn Repast for free using the Repast Tutorials.