Model-rocketry aerodynamics and trajectory simulation software
A minimalistic digital logic simulator
A Control Systems Toolbox for Julia
Massively parallel rigidbody physics simulation
A cross-platform statistical package for econometric analysis
The Open Source CFD Toolbox
FlightGear Flight Simulator: free open-source multiplatform flight sim
An advanced network simulator to design and configure virtual networks
General Mission Analysis Tool
Data Analysis, Simulations and Visualization on the Sphere
SUMO is a microscopic, multi-modal traffic simulation.
A library for polyhedral mesh generation
A library for scientific data visualization
Industry standard communication with compliant image generators.
Digital Circuits Design and Simulation
A 3D surface and volumetric mesh generator for MATLAB/Octave
System dynamics program with additional features for economics
physics-based multicellular simulator
Virtual X-Ray Imaging Library on GPU
An EnergyPlus shell for parametric studies and more ...