Styled-jsx

Generates unique class names for each component, ensuring CSS isolation without conflicts, as shown in the transpiled output examples.

Built-in StyleRegistry and useStyleRegistry hook optimize SSR with style rehydration, critical for performance in frameworks like Next.js.

Supports all CSS capabilities including animations, keyframes, and vendor prefixing without trade-offs, as emphasized in the features list.

Integrates with SASS, Less, and PostCSS via a plugin system, allowing compile-time transformations while maintaining scoping.