Sandpack by CodeSandbox - Toolkit for building live coding experiences in browser

excellent tool for training your frontend skills quickly

If your requirements are simple, for example you want to provide code samples in your documentation, better use something like this: https://lab.kasper.io/editr/ It's more lightweight and faster. For more advanced usage, yes this product by Codesandbox may look good, but if you want to use it, consider making a fork that has no references to proprietary APIs.