Based on our record, Calculix seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Under the hood CalculiX is used for this. It appears the FreeCAD nonlinear material object does use a plastic model from CalculiX. Here are two forum threads I found discussing the matter:. Source: about 3 years ago
elmer - Elmer is an open-source software package that solves partial differential equations. Combined with its ability to run various equations in parallel, it is an effective tool for running multiphysical simulations. Read more about elmer.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
OpenFOAM - OpenFOAM® - Official home of The Open Source Computational Fluid Dynamics (CFD) Toolbox.
FreeCAD - An open-source parametric 3D modeler
COMSOL Multiphysics - COMSOL is the developer of COMSOL Multiphysics software, an interactive environment for modeling and simulating scientific and engineering problems.
MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming