Emotion is a library designed for writing CSS styles with JavaScript.
JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.
MUI(formerly Material UI) is a simple and customisable component library to build faster, beautiful, and more accessible React applications.
Next.js is a React framework for developing single page Javascript applications.
Unpkg is a content delivery network for everything on npm.