Gmsh - Gmsh is a 3D finite element grid generator with a build-in CAD engine and post-processor.
Paraview - ParaView is an open-source, multi-platform application designed to visualize data sets of size...
Altair - Visually Analyze Any Data at the Speed of Business
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
ANSYS Fluent - ANSYS engineering simulation and 3D design software delivers product modeling solutions with unmatched scalability and a comprehensive multiphysics foundation.
VisIt - VisIt is an Open Source, interactive, scalable, visualization, animation and analysis tool.