ANSYS Fluent - ANSYS engineering simulation and 3D design software delivers product modeling solutions with unmatched scalability and a comprehensive multiphysics foundation.
Zero Brush - blendersensei.com/zero-brush Texture painting, sculpting, and baking addon for Blender.
OpenFOAM - OpenFOAM® - Official home of The Open Source Computational Fluid Dynamics (CFD) Toolbox.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Autodesk Fluid Flow - Autodesk Fluid Flow is an industry-leading fluid dynamics software that helps to enhance product performance and reliability.
Quixel Mixer - Mixer is a PBR creation suite that uses brushes and non-destructive layering to generate all types of maps.