The Open Source CFD Toolbox
General Mission Analysis Tool
FlightGear Flight Simulator: free open-source multiplatform flight sim
SUMO is a microscopic, multi-modal traffic simulation.
Open Source CFD Toolbox
FEATool Multiphysics is an easy-to-use FEA and CFD Simulation Toolbox
Open source software calculating industrial noise in the environment
System dynamics program with additional features for economics
Individual-based forward-time genetics simulation software
Virtual X-Ray Imaging Library on GPU
physics-based multicellular simulator
ASALI is an open-source code for chemical engineers
Object-oriented equation-based modelling and optimisation software
A simulation library for discrete event and hybrid dynamic systems.
OpenCL support for GNU Octave
Fast integrator of stochastic partial differential equations
Discrete System Modeler
A network server for the flightgear simulator
C++ Library for the Common Image Generator Interface
Measurement and Automation Framework + Tool