When a simple chart or graph just isn’t enough, it’s time to call in the big guns.
d3.js
The JavaScript library d3.js – Data Driven Documents – powers most all of the custom visualizations you see on the internet today. Was there a fun interactive in New York Times today? Definitely d3.
DataWrapper
DataWrapper is an open-source tool that guides you through the creation of interactive charts and maps. Since its creation it has grown from a low-tech, easy-to-use tool into a powerhouse used by newsrooms around the world.
Vega and Altair
Vega and Altair are visualization grammars that build on the same theory-driven foundations as D3. While not nearly as popular as they should be, they’re a handy tool to have in your arsenal.