If you use a chart typology (a tool that implements a fixed set of chart types), you tend to hit a wall with configuration. So I prefer to either fork an existi

If you use a chart typology (a tool that implements a fixed set of chart types), you tend to hit a wall with configuration. So I prefer to either fork an existing D3 example, where I can edit the code to my liking, or use a principled visualization grammar such as Vega-Lite.