FlightGear Flight Simulator: free open-source multiplatform flight sim
3D Joint Inversion Framework
Sort-of parametric modelling CAD
Arma Design Studio - CAD/CAM Software
Growth-grammar related Interactive Modelling Platform
A language for making art using mathematics
Functy is a 3D graph drawing package that generates immediate results.
Forward and inverse modelling in optical tomography
Rendering of 2D and 3D Celtic Knots
Electronic Computational Cancer Systems Biology Simulation Studio
Simulation of historical and contemporary launch vehicles