engineering applications

h+ wrote:

>The first-order integrator and general game-ey-ness of ODE is a deep
>design goal. ODE is not intended as an engineering solver -- in fact,
>the overall method it uses for rigid body simulation (allowing
>penetrations and then fixing them) wouldn't be the one used by any
>"real" engineering simulator. Of course, "real" engineering simulators
>cost lots of money, usually...

Does anyone know of any open source or otherwise free physics
libraries that would be applicable to engineering calculations?

-David