c'est très personnalisable et gratuit. Le guide de l'utilisateur est assez complet.

OpenFOAM is open-source and free. It works for both Linux and Windows OS. The codes in Openfoam are written in C++ and the entire OpenFOAM can be automated using python. The visualizer Paraview that comes with OpenFOAM is handy for visualization. The software Paraview can also be interpreted by coding in python using Paraview libraries.

Entièrement open source et liberté de modifier le code source. Il dispose également d'une bonne documentation et d'une base d'utilisateurs.