How to use the Vue.js Chrome devtools with jsFiddle?
My solution to this is using the standalone dev-tools with node.js, as proposed by Geoff Baum in his comment on github.
Just install Vue Developer Tools globally:
npm install -g @vue/devtools
Then run it globally:
vue-devtools
In your fiddle, right on top, just add the proposed script URL:
<script src="http://localhost:8098"></script>
Here's a working jsFiddle, using the standard example: https://jsfiddle.net/suterma/zr2vtg84/4/
<script src="http://localhost:8098"></script><div id="app"> <h2>Todos:</h2>....</div>
Here's how it looks: