Mihalis Tsoukalos extracts, explores, and visualizes data (with D3) from a Kafka topic:
Now that you have your data in JSON format, you will use D3.js in order to visualize it. As JavaScript code is embedded in HTML files, the final version of the D3.js code can be found in
visualize-spatial.html, which contains the following code:
D3 is extremely powerful, though that power comes with a fairly steep learning curve.