rchart is ruby port of the slick pChart https://essaywriterusa.com charting library.
Rchart is based on GD/GD2 library.It draws various chart like.
- Pie Chart (Basic,3D,Flat Pie Chart)
- Bar Graph (Basic,Overlay,Stacked Bar)
- Line/Plot Chart
- Cubic Curve (Basic,Filled)
- Advance Chart (Combination Of Chart)
Github : Rchart
Website : http://amardaxini.github.com/rchart/
acts_as_flying_saucer is a library that allows to save rendered views as pdf documents using the Flying Saucer java library.