There's RunKit [0], previously called Tonic. It primarily runs in a browser. You can use npm packages by calling require. They provide an API endpoint for comma

There's RunKit [0], previously called Tonic. It primarily runs in a browser. You can use npm packages by calling require. They provide an API endpoint for command-line output [1]. Here's an in-browser example [2]. [0] https://runkit.com https://runkit.com [1] https://runkit.com/docs/endpoint https://runkit.com/docs/endpoint [2] https://runkit.com/nicole/solve-a-cubic-equation https://runkit.com/nicole/solve-a-cubic-equation