PyVTK ­ Tools for manipulating VTK files in Python

by Pearu Peterson

What's new?

Jan 4, 2012
Development of PyVTK is moved under the Google Code project pyvtk.
0.4.74 (Feb 22, 2007)
Minor bug fixes.
0.4.71 (May 18, 2006)
Added numpy support. Bug fixes.
0.4.66 (January 26, 2003)
Fixed binary write of UnstructuredGrid.
0.4.62 (November 19, 2002)
Minor fixes.
0.4 (September 2, 2002)
Writing binary files works (thanks to Hans Fangohr).
0.4 (June 8, 2001)
VTK files reader (only for Python 2.x). Usage: VtkData(filename)
0.3 (May 21, 2001)
First release.


PyVTK provides the following tools for manipulating Visualization Toolkit (VTK) files in Python:

Create VTK file from Python objects. It fully supports VTK File Formats Standard 2.0 (see also VTK File Formats Standard 3.0). The features include:

Related software


  1. Python (PyVTK is developed under Python 2.1, but it is tested to work also with Python 1.5.2 and 2.0)


Snapshots of release:


To install PyVTK, unpack the source file, change to directory PyVTK-?.?.? and run python install, or make install if under Python 1.x.

CVS Repository

PyVTK is being developed under CVS and those who are interested in the latest version of PyVTK (possibly unstable) can get it from the repository as follows:
  1. First you need to login (the password is guest):
    > cvs -d login
  2. and then do the checkout:
    > cvs -z6 -d checkout python/pyvtk
  3. In the directory pyvtk you can get the updates by hitting
    > cvs -z6 update -P -d
You can browse PyVTK CVS repository here.
Pearu Peterson <>
Last modified: Thu Feb 18 16:44:25 EET 2012