Skip to main contentSkip to site search FreeCAD is a general purpose parametric 3D CAD modeler. The development is completely Open Source (LGPL License). Elmer is an open source multiphysical simulation software mainly developed by CSC - IT Center for Science (CSC). Gmsh is a 3D finite element grid generator with a build-in CAD engine and post-processor. The FEniCS Project is a collection of free software with an extensive list of features for automated, efficient solution of differential equations. FEATool Multiphysics is a fully integrated Finite Element FEM CAE simulation toolbox for Matlab. With FEATool you can easily model and simulate heat transfer, fluid flow CFD, structural mechanics, chemical reactions, general PDEs, and more. Code_Aster is a free software for numerical simulation in structural mechanics. It is a general software for simulation in mechanics and calculation of structures. Calculix is a free and open-source finite-element analysis application that uses an input format similar to Abaqus. It has an implicit and explicit solver written by Guido Dhondt and a pre- and post-processor written by Klaus Wittig. GiD is a universal, adaptive and user-friendly pre and postprocessor for numerical simulations in science and engineering. CFD - Laminar or turbulent fluid dynamics models can be selected depending on the fluid flow Reynolds number. Both steady-state and transient solvers are available. FTOOL is a program that is aimed at teaching the structural behavior of plane frames, occupying an area little explored by educational programs, which are more concerned with the... HyperMesh is a market-leading, multi-disciplinary finite element pre-processor which manages the generation of the largest, most complex models, starting with the import of a CAD geometry to exporting ready-to-run solver file. Powerful application for performing fluid flow and heat transfer simulations in MATLAB ® making CFD analysis more accessible than ever. Our Toolbox is compatible with other MATLAB® toolboxes and external software. ANSA is an advanced multidisciplinary CAE pre-processing tool that provides all the necessary functionality for full-model build up, from CAD data to ready-to-run solver input... midasNFX provides a high-performance finite element pre-processor that provides a highly interactive and visual environment to analyze product design performance.