Interesting, I wanted to build something similar for tailblocks [1] so I forked stitches [2] to build this: https://stitches-for-tailblocks.netlify.app/

Now that you introduced me to grapesjs there's gotta be a new iteration on my part, thanks!

[1]: https://mertjf.github.io/tailblocks/ [2]: https://stitches.hyperyolo.com/