Handle ALL images not found on your website automatically with ease!

Fallback for broken images (Service Workers)

Demonstrates and fixes the well-known SSR bug in React and Next.js where <img onError={...}> fails to trigger for broken image URLs. Includes working demos using Client Components and server-side HEAD checks for SEO-safe image fallback rendering.

🐙 Documents the Next.js SSR onError image fallback bug in React, where broken <img> tags do not fire onError during server-side rendering. References for fixes.