If you use React 16 or later, you should be fine.
React Preview works better if you use TypeScript or PropTypes. This will enable it to auto-generate props for you.
Storybook is an amazing tool to document React components. We highly recommend writing component stories with Storybook, especially if you work in a team of engineers. Kudos to the Storybook team for building such a great piece of software ❤️
React Preview serves a different use case. It's best used to quickly visualise a component in your IDE without having to write any boilerplate code. It's also much faster, for a variety of technical reasons.
As React Preview evolves, we intend to add more Storybook-related features, such as auto-generating new stories with a single click.
React Preview can handle CSS-in-JS libraries such as Styled Components and Emotion. It also supports CSS imports, including CSS Modules. You can also use SASS or LESS.
If your specific use case doesn't work, we'd appreciate if you could file an issue.
While we won't give away the secret recipe, we can give you the ingredients: