FEATool Multiphysics is an easy-to-use FEA and CFD Simulation Toolbox
A beautiful, powerful, self-hosted rom manager and player
Simulate chemical processes using advanced thermodynamic models
PySCeS Constraint Based Modelling
X-ray diffraction (XRD) analysis for hkl simulation of any crystal.
Fluid2D is the Swiss army knife of 2D CFD
CFD Toolkit