react-meta-seo – Zero-runtime SEO library for React 19 with type-safe JSON-LD

Summary: react-meta-seo is a zero-runtime SEO library designed for React 19 that replaces react-helmet by generating static HTML meta tags at build time. It supports React Server Components, offers full TypeScript type safety for meta tags and JSON-LD schemas, and includes tools like a sitemap generator and social preview debugger.

What it does

react-meta-seo generates SEO meta tags and JSON-LD structured data without runtime overhead by producing static HTML during build. It integrates natively with React Server Components, Next.js App Router, server-side rendering, and static generation, and provides type-safe APIs for meta tags, Open Graph, Twitter Cards, and JSON-LD schemas.

Who it's for

It is intended for React developers using React 19 who need a modern, type-safe SEO solution compatible with server components and static generation workflows.

Why it matters

It eliminates runtime overhead and complex setup from SEO libraries like react-helmet, improving performance and developer experience with type safety and seamless React 19 integration.