VisIt is described as 'Open Source, interactive, scalable, visualization, animation and analysis tool. From Unix, Windows or Mac workstations, users can interactively visualize and analyze data ranging in scale from small (<10^1 core) desktop-sized projects to large (>10^5 core)' and is an app. There are four alternatives to VisIt for Mac, Windows and Linux. The best VisIt alternative is Paraview, which is both free and Open Source. Other great apps like VisIt are GiD, Mayavi and Tecplot 360.
ParaView is an open-source, multi-platform application designed to visualize data sets of size varying from small to very large.
Paraview is the most popular Windows, Mac & Linux alternative to VisIt.
Paraview is the most popular Open Source & free alternative to VisIt.
GiD is a universal, adaptive and user-friendly pre and postprocessor for numerical simulations in science and engineering. It has been designed to cover all the common needs in the numerical simulations field from pre to post-processing: geometrical modeling, effective...
GiD is the most popular commercial alternative to VisIt.
