ASTRO JSX
File conversion

Convert ASTRO to JSX

QUICK ANSWER
Is it possible to convert ASTRO to JSX?
Yes - ASTRO converts to JSX.

There's no automatic .astro-to-.jsx converter. You move the code from the --- frontmatter fence into a function body, wrap the markup in a return (...), and swap Astro syntax for JSX (className, {children}, explicit export default). The HTML and JavaScript logic mostly carries over unchanged.

Also to JSX: JSXBIN · ATN · JSF

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Tested on macOS, Windows & Linux
Last verified Sep 2026

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Why convert ASTRO to JSX?

An .astro file and a React .jsx component both mix logic and markup, so the templates are close cousins - but Astro uses a server-only code fence while JSX uses an exported render function. Developers convert when migrating a component into a React or Next.js codebase.

How to convert ASTRO to JSX

Manual rewrite FREE

Move logic from the --- fence into the function body, wrap markup in return ( ... ), and add export default function. Read props as a function argument instead of Astro.props.

Fix JSX-specific syntax FREE

Change class to className, replace <slot /> with {children}, and convert Astro directives and set:html to their React equivalents like dangerouslySetInnerHTML.

About these formats

Quality & what to watch

  • No tool does this automatically - expect hand-editing for every component.
  • Astro-only features (partial hydration client:* directives, Astro.props, Astro.glob, <slot>, scoped styles) have no direct JSX equivalent and must be re-implemented.
  • Astro renders on the server by default; the same markup as a React component may ship as client-side JS unless you use a server framework, changing performance characteristics.

Frequently asked questions

Is there an automatic Astro-to-JSX converter?
No. Astro's own docs describe migration as a manual restructuring of the component.
What's the main structural change?
The --- code fence becomes the function body, and the markup goes inside a return statement of an exported function.
How do I handle slots?
Replace Astro's <slot /> with React's {children} prop.
What about class attributes?
JSX uses className instead of the plain class attribute used in .astro files.