Astro
Astro is built around a simple premise: ship little to no JavaScript unless a page truly needs it. That makes it a compelling alternative to Next.js for content-heavy sites where performance, SEO, and low client-side complexity matter more than app-style interactivity.
Its islands architecture lets teams drop interactive components into otherwise static pages and hydrate only those parts on demand. This approach keeps bundles small while still supporting real UI needs like forms, search, and media widgets, without turning every page into a fully hydrated React app.
Astro also stands out for its framework-agnostic component model, making it easier to mix React, Solid, Svelte, or vanilla components in one project. If a team feels locked into a single UI stack with Next.js, Astro offers a more modular path while keeping familiar file-based routing and modern tooling.
For agencies and teams shipping many marketing pages, docs, and catalogs, Astro’s “fast by default” approach can reduce ongoing optimization work and infrastructure spend. The trade-off is that it’s less centered on Next.js-style full-stack patterns, so app-heavy backends may still prefer Next’s integrated model.
Best for
Best for teams building performance-first marketing sites, blogs, and docs with targeted interactivity.
Standout features
- ✓Zero-JS by default rendering
- ✓Islands and partial hydration controls
- ✓Framework-agnostic UI components
- ✓File-based routing for content sites
- ✓Docs tooling with Starlight
