extract d3.js from websites

I would like to extract the d3.js sites individually with their data on the local machine. But I would like to see examples of what you have done. Please find the below list of d3.js graphs needed

https://www.nytimes.com/interactive/2018/03/27/upshot/make-your-own-mobility-animation.html
https://www.nytimes.com/interactive/2014/02/09/opinion/minimum-wage.html