A cartoon cactus which serves as the Cactus logo


Visualization Packages and Data Output Formats

pyGraph: Animated, Easy Client for 1D Line Plots

pyGraph pygraph is a PyQt re-implementation of xGraph and yGraph

Gnuplot - Powerful Visualization Tool for 1D and 2D Data

Gnuplot is a command-driven interactive function plotting program. It can plot functions and data points in both two- and three-dimensional plots in various formats (points, lines, surfaces, contours).


VisIt is a state-of-the-art data visualization tool based on the open source visualization class-library VTK and is developed and maintained at the Lawrence Livermore National Laboratory, University of California. VisIt is a uniquely powerful, full-featured software package for the visualization of scientific, engineering and analytical data: Its open system design is built on a standard interface environment. And its sophisticated data model provides users with great flexibility in creating visualizations.

Cactus Postprocessing Utilities

To aid the visualisation of very large HDF5 output data, thorn ExternalLibraries/HDF5 provides a set of utility programs which can be used to manipulate HDF5 files, independently of their driver-specific format:

For detail please refer to the thorn documentation of ExternalLibraries/HDF5