.VTK

.VTK file extension

This is the basic program to work with .VTK extension

VolView

VolView VolView Document

VolView is an open-source, intuitive, interactive system for volume visualization that allows researchers to quickly explore and analyze complex 3D medical or scientific data on Windows, Mac and Linux computers. Users can easily load and interactively explore datasets using 2D and 3D display methods and tools... (more)

The program works with the following extensions: ct, mr, hdr, slc, vvs and vtk