You can actually load babel into the browser and run it there if you want to deliver your script in a language other than js. I wrote this jsfiddle not that lon

You can actually load babel into the browser and run it there if you want to deliver your script in a language other than js. I wrote this jsfiddle not that long ago as proof you can write JSX direct in the page in a <script type="text/jsx"> element: https://jsfiddle.net/smLa1bco/ https://jsfiddle.net/smLa1bco/