Panda CSS Has a Free API — Type-Safe CSS-in-JS with Zero Runtime

What if your CSS-in-JS library generated styles at build time — zero runtime JavaScript, full type safety, and atomic CSS output?

Panda CSS is a CSS-in-JS engine that generates atomic CSS at build time.

• Zero runtime — styles extracted at build, no JS shipped for styling
• Type-safe — design tokens and utilities fully typed
• Atomic CSS — generates small, reusable CSS classes
• Design tokens — define once, use everywhere with autocomplete
• Recipe system — multi-variant components with type safety
• Framework-agnostic — React, Solid, Vue, Svelte

import { css } from "../styled-system/css";

function Button() {
  return (
    <button className={css({
      bg: "blue.500",
      color: "white",
      px: "4",
      py: "2",
      rounded: "md",
      _hover: { bg: "blue.600" },
    })}>
      Click me
    </button>
  );
}

A team replaced styled-components (28KB runtime) with Panda CSS. CSS bundle dropped 60%, JavaScript bundle dropped 28KB, and they got autocomplete for all design tokens.

Visit panda-css.com — open source, MIT licensed.

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