If you are looking for the 2D plotting tool Grace , follow this link , please.
Grace is a generator for direct manipulation graph editors in Java.
It can be used for any graph-like datastructure of your application. The main design goals of Grace are Full integration of generated editors into your application Full customization of presentation and interaction Compact, extendable, and reusable graph editor descriptions You might want to check out the about Grace page for more information and screenshots of generated editors. It is released under the GPL and LGPL . It is available for free download .