ParaView is an open-source, multi-platform application designed to visualize data sets of size varying from small to very large. The goals of the ParaView project include the following:
Develop an open-source, multi-platform visualization application.
Support distributed computation models to process large data sets.
Create an open, flexible, and intuitive user interface.
Develop an extensible architecture based on open standards.
ParaView development is a collaboration between Kitware, Sandia National Labs, CSimSoft, Los Alamos National Lab, Army Research Lab and others.