The Visualization Toolkit (VTK) is an open-source software system for 3D computer graphics, image processing and visualization.
VTK is distributed under the OSI-approved BSD 3-clause License.
VTK consists of a C++ class library and several interpreted interface layers including Tcl/Tk, Java, and Python. Kitware, whose team created and continues to extend the toolkit, offers professional support and consulting services for VTK. VTK supports a wide variety of visualization algorithms including: ...