CalculiX GraphiX CalculiX Finite Element Models can be built, calculated, and post-processed. The pre- and post-processor is an interactive 3D-tool using the OpenGL API. Supported solvers * CalculiX ccx, Abaqus FEM (pre, post) * Nastran FEM (pre) * Ansys FEM (pre) * DUNS-CFD (pre, post) * ISAAC-CFD (pre, post) * OpenFOAM (pre, post)