NETGEN is an automatic 3d tetrahedral mesh generator. It accepts input from constructive solid geometry (CSG) or boundary representation (BRep) from STL file format.
Cost / License
- Free
- Open Source
Platforms
- Windows
- Linux

Wings 3D is described as 'Subdivision modeler inspired by Nendo and Mirai from Izware' and is a very popular 3D Modeler in the photos & graphics category. There are more than 50 alternatives to Wings 3D for a variety of platforms, including Windows, Mac, Linux, Web-based and Steam apps. The best Wings 3D alternative is Blender, which is both free and Open Source. Other great apps like Wings 3D are SketchUp, Bforartists, VRoid Studio and Art of Illusion.
NETGEN is an automatic 3d tetrahedral mesh generator. It accepts input from constructive solid geometry (CSG) or boundary representation (BRep) from STL file format.

enGrid is an open-source mesh generation software with CFD applications in mind. enGrid uses an in-house development for surface meshing and prismatic boundary layers; a module for hex far-fields will be added in the next release.
