A d3 custom map of the German Speaking Countries
It allows you to choose which cities to display and add a year to the chart. Then you can export a PNG of the chart.
Very specific use cases for generating graphics for my GF's dissertation.
View Live:http://www.nonmetalhail.com/projects/German-Speaking-Countries/
Based on Mike Bostock's map demo: http://bost.ocks.org/mike/map/
Using the nifty SVG to PNG library https://github.com/Causata/svgenie