D3 is a way to make interactive visualizations from datasets, that you can display online, embedded in HTML.
Make complex data usable, visible, and powerful!
How to use D3 in your project? I you know how to use JavaScript, you’re off to a great start. For people who want to look through a bunch of tutorials and exercises, check out these tutorials over at Github, provided by the D3 community.
We recommend you check out this step-by-step tutorial by Scott Murray to guide you through your first use of D3 — even if you’re not super-techie!