https://observablehq.com https://observablehq.com is a great place to create and play with SVG. Created by Mike Bostock who brought us d3 in js. It is a noteb

https://observablehq.com https://observablehq.com is a great place to create and play with SVG. Created by Mike Bostock who brought us d3 in js. It is a notebook environment and there are some promise-based conveniences among cells to be aware of. I find it fun to use and learn a lot from the community.