react-jsonschema-form by rjsf-team

A zero-config, drop-in animation utility that adds smooth transitions to your web app. You can use it with React, Vue, or any other JavaScript application. Maintained by formkit on GitHub, where it has earned 13,915 stars from the community.

Mantine UI website and components. Maintained by mantinedev on GitHub, where it has earned 3,904 stars from the community.

Sandbox for developing and testing UI components in isolation. Maintained by react-cosmos on GitHub, where it has earned 8,685 stars from the community.