Nek Tools

Nek5000 includes several tools to help with case setup.

• exo2nek - converts EXODUS II format meshes to re2
• genbox - generates simple 2D and 3D meshes
• gmsh2nek - converts GMSH meshes to re2
• n2to3 - extrudes 2D meshes
• reatore2 - converts ASCII (rea) meshes to binary (.re2)

• cgns2nek - converts cgns mesh files to re2
• gencon - generates connectivity for large meshes
• genmap - generates partitioning information
• preNek - native Nek5000 mesh generating tool