JFreeChart

JFreeChart is a free (LGPL) chart library for the Java(tm) platform. It supports bar charts, pie charts, line charts, time series charts, scatter plots, histograms, simple Gantt charts, Pareto charts, bubble plots, dials, thermometers and more. 
 
 
JFree.org is pleased to announce the immediate availability of JFreeChart version 1.0.12. For more information, please see the project page at SourceForge:  
 
http://sourceforge.net/projects/jfreechart