Build your web applications in record time.

Rainbow is an open-source component library used by thousands of companies around the globe to make shipping beautiful user interfaces simple, efficient, and scalable.
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Join these and other great companies using Rainbow.

Why Rainbow?

Build fast, launch faster

Integrate with your favorite Dev Tools

Rainbow integrates withy our favorite dev tools to make building your web apps fast, simple, and reliable.
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Customers love Rainbow

Built with Rainbow

Our powerful component library has helped these brands stand out from the rest.
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EverTransit’s platform provides fleet owners of all shapes and sizes the tools they need to manage their fleet including industry-leading mobile apps, powerful back-office management, and route optimization.

Read their story platform helps residential and commercial buildings manage incoming packages for tenants by leveraging artificial intelligence and computer vision.

Read their story
Why use rainbow?

Build great applications faster than ever using Rainbow

Join our community of developers from all over the world that rely on Rainbow. 
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Components to build a beautiful, dynamic web apps.


Weekly downloads on NPM.


Github Stars


Open source projects using rainbow.

Commercial Services

Custom Components

Need a component that we don't have? We can build components to suit your needs! 

Custom Interfaces

Work with the brightest minds behind React Rainbow to build your new interface.


Confidently launch your Rainbow application with premium support & training. 

Helpful resources

Thoughts from our team