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

TetGen is described as 'Program to generate tetrahedral meshes of any 3D polyhedral domains. TetGen generates exact constrained Delaunay tetrahedralizations, boundary conforming Delaunay meshes, and Voronoi partitions' and is an app. There are more than 10 alternatives to TetGen for a variety of platforms, including Windows, Linux, Mac, BSD and Snapcraft apps. The best TetGen alternative is Blender, which is both free and Open Source. Other great apps like TetGen are Wings 3D, MagicaCSG, picoCAD and Gmsh.
NETGEN is an automatic 3d tetrahedral mesh generator. It accepts input from constructive solid geometry (CSG) or boundary representation (BRep) from STL file format.
