Astro
Web framework for content sites, with islands of client JavaScript.
Key features
- Renders components on the server and ships only needed JavaScript
- Loads content from the filesystem, an external API, or a CMS
- Organizes Markdown and MDX with TypeScript frontmatter checks
- Uses React, Vue, Svelte, and other UI component frameworks
- Provides middleware, typed server actions, and host deploy adapters
- Category
- Dev Tools
- Who it's for
- Developers building content-driven websites such as blogs, marketing sites, and e-commerce.
- Tags
- frameworkhostingfrontend-frameworkjavascriptnotes-docs
- Website
- astro.build
- Listed
- 2026-09-15
Frequently asked questions
Is Astro free?
Yes. Astro is open source and free to use.
What is Astro used for?
Web framework for content sites, with islands of client JavaScript. Typical uses: renders components on the server and ships only needed JavaScript; loads content from the filesystem, an external API, or a CMS; organizes Markdown and MDX with TypeScript frontmatter checks.
What are the best Astro alternatives?
Alternatives in the same category include GPTibo, Next.js, Puter Everything, Handwired, Vite.
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