What is jfreechart?

JFreeChart is a java chart library that helps developers to show good and quality charts in the applications they developed. It is open-source software that is distributed under the conditions of GNU Lesser General Public Licence. Jfreechart is totally free and it is made up of different features. Some of the extensive features of Jfreechart are:

• A well written and constant API that supports a large number of chart types.
• The design is flexible and extending it is easy. It targets client and server-side applications.
• JavaFX and Swing components, vector graphics file formats such as SVG, PDF, image files such as JPEG and PNG are some of the output types it supports.