Many '''data visualization''' tools and resources for Tcl are available. ** Books ** [BOOK The Visualization Toolkit]: ** Tools ** [NMRPipe]: A processing and analysis system for [http://en.wikipedia.org/wiki/Nuclear_magnetic_resonance_spectroscopy%|%NMR spectroscopic] data. ** See Also ** [Plots and charts]: [Plotting data]: [plotchart]: [A 'PlotQuik' Pie Chart GUI ... for making pie charts QUICKLY]: <> Visualization