.VTK File

The vtk file extension is related to Visualization Toolkit, an open-source, freely available software system for 3D computer graphics, image processing and visualization.

VTK supports a wide variety of visualization algorithms including scalar, vector, tensor, texture, and volumetric methods; and advanced modeling techniques such as implicit modeling, polygon reduction, mesh smoothing, cutting, contouring, and Delaunay triangulation.

How to open:

Use Visualization Toolkit to open *.vtk files.

How to convert:

Use compatible tools to export *.vtk files to other formats.