Astro is a web framework that ships zero JavaScript by default — only adding JS for interactive components (called "islands"). This makes content sites incredibly fast. Astro supports React, Vue, Svelte, and other UI frameworks as components within the same page. Perfect for: blogs, documentation, marketing sites, and portfolios where most content is static.
glossary2 min read
Astro Explained
Astro ships zero JavaScript by default. Perfect for content sites.
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