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The official home page of the JFreeChart project.
JFreeChart is a free 100% Java chart library that makes it easy for developers to display professional quality charts in their applications. JFreeChart's extensive feature set includes:
a consistent and well-documented API, supporting a wide range of chart types;
a flexible design that is easy to extend, and targets both server-side and client-side applications;
support for many output types, including Swing components, image files (including PNG and JPEG), and vector graphics file formats (including PDF, EPS and SVG);
JFreeChart is "open source" or, more specifically, free software.
It is distributed under the terms of the GNU Lesser General Public Licence (LGPL), which permits use in proprietary applications.
