Interesting that they wrote their own design tool. I see it's in SVG. I use Fabric.js for the cupcake wrapper website's custom design tool. Fabric is a screen g

Interesting that they wrote their own design tool. I see it's in SVG. I use Fabric.js for the cupcake wrapper website's custom design tool. Fabric is a screen graph library (and more) for Canvas. I think Fabric actually was born out of a t-shirt company, hence the name, and Juriy (the author) still works there. [EDIT] I see why they wrote their own editor -- it's very nice!