Package xd3d: Information

xd3d is a simple scientific visualization tool designed to be easy to
learn. It can plot 2d and 3d meshes, with shadowing, contour plots,
vector fields, iso-contour (3d), as well as 3d surfaces z=f(x,y) defined
by an algebraic expression or a cloud of points. It generates high
quality vector PostScript files for scientific publications and still or
animated bitmap images. It includes the graph plotter xgraphic.