[tomdale]

Certainly not dead! One of the nice things about VS Code/Monaco is how easy they make it to embed the editor in the browser.

With Glimmer, for example, I was able to hack together this playground with full intellisense over a weekend: http://glimmer-playground.netlify.com/

Source code here: https://github.com/tomdale/glimmer-repl (itself a Glimmer app that wraps Monaco)