3D plotting and mesh analysis through a streamlined interface
An implementation of the Grammar of Graphics in R
A portable, multi-platform, command-line driven graphing utility
A python module for scientific analysis of 3D data
Chart for time series, lines, areas, ohlc and bars
Penumbra Color Theme
xkcd styled chart lib
Easy plotting of images pixel by pixel!
Attractive JavaScript charts for jQuery
Computer vision and image processing library for Qt.