> Andy Kirk’s Visualizing data: http://www.visualisingdata.com/index.php/resources/
> Data Visualization from Switzerland: http://datavisualization.ch/tools/
> The Data Visualization Catalogue: http://datavizcatalogue.com/
> ComputerWorld has a nice table of tools and its purpose here (a bit dated but easy to sort and search).
> Visualoop often has interesting lists, and one of them is here.
> This looks promising for an in-between “Tableau” and pure coding: http://idl.cs.washington.edu/projects/lyra/
> Charted seems to be promising for turning CSV into charts in an instant (untested).
> Highsoft has a number of products, including HighCharts. I learned about this tool through some code-searching on pages of De Volkskrant, a Dutch newspaper.
> List of tools on Creative Blog: http://www.creativebloq.com/design-tools/data-visualization-712402
> 30 Open Source Data Visualization Tools for programmers: http://blogs.perceptionsystem.com/30-open-source-tools-programmers-2015/
> 10 more tools from CodeCondo: http://codecondo.com/free-data-visualization-tools/