SUMO is a microscopic, multi-modal traffic simulation.
Agent-based simulation toolkit
Application Integration for HPC Multiphysics
Political economy simulation toolkit
Free multiphysics simulation software package
A 3D simulator game where you can drive, fly, and sail
Simple ball collision simulation in C++ SFML
Chromatography Analysis and Design Toolkit
GDS visualization and parallelized capacitance extraction
Toolkit for Automatic Control and Dynamic Optimization
Free vector,quaternion,matrix math library