Astro

The web framework for content-driven websites with zero JS by default.

Best for: Web developers and agencies building content sites with top Core Web Vitals and SEO

Free plan

4.9/5Editorial score 95/100astro.build

Entry plan

Free Forever (MIT)

Get started free

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Editorial score95/100

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The editorial note

What to know about Astro

Astro is a modern web framework designed specifically for content-driven websites such as blogs, marketing sites, and documentation. Featuring an innovative 'Islands Architecture', Astro ships zero JavaScript to the browser by default and renders interactive components from React, Vue, or Svelte only when necessary.

Is it right for you?

Who Astro suits

Choose it if

Web developers and agencies building content sites with top Core Web Vitals and SEO

Look elsewhere if

Complex web applications requiring heavy client-side state management (like Figma)

What you get

Key features

Astro Islands architecture for partial hydration
Type-safe Content Collections with Zod schemas
Multi-framework component integration (React, Vue, Svelte)
Built-in Markdown and MDX support
Native image optimization and responsive assets
Hybrid and Server-Side Rendering (SSR) options

Works with

Integrations5

ReactVueTailwind CSSVercel Cloudflare Pages

What it costs

Pricing

Astro pricing plans
Plan	Price	What it includes
Open Source	Free Forever (MIT)Billed one-time	100% free and open-source web framework, unlimited websites, full community ecosystem

Prices are recorded from the vendor's public pricing page and can change. Check before you buy.

The trade-off

Pros and cons

Pros

Zero client-side JavaScript by default results in near-perfect 100/100 Lighthouse scores
Framework agnostic: mix React, Svelte, Vue, and Solid in the same project
First-class Content Collections feature with type-safe frontmatter validation

Cons

Not designed for single-page applications with complex real-time user dashboards
SSR support requires adapter configuration (Node, Cloudflare, Vercel)

Quick read

At a glance

Category: Development & Coding
Pricing model: Free
Entry plan: Free Forever (MIT)
Free plan: Available
Free trial: Not listed
Website: astro.build

The verdict

Our take on Astro

Astro is currently the finest web framework for content-heavy sites, delivering unmatched speed, developer experience, and SEO performance.

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