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Frameworks & web · #astro
Learn how Astro’s Islands Architecture lets you load JavaScript only when needed, using client:load, client:visible, and client:only directives to keep content‑heavy sites fast.
Astro’s Islands architecture lets you keep pages static and hydrate individual components with client directives. Learn how client:load, client:visible, and client:only work, with a practical example and common pitfalls.
A practical diagnostic guide for Astro sites where production builds serve raw images without srcset, featuring a cause table, ordered checks, and fixes.
Astro’s islands let you hydrate only the interactive parts of a page, keeping the rest static. This blog walks through the core concept, shows how to enable an island, explains the build‑time process, and covers trade‑offs and best practices.
Learn how Astro's Island Architecture uses partial hydration to eliminate unnecessary JavaScript, improving page load speeds by selectively hydrating interactive components.
Learn how Astro’s client:load directive hydrates a component immediately after the page loads, with a concrete React example, limits, and common pitfalls.
Learn how to enable Astro’s island architecture to hydrate only the components that need JavaScript, keeping the rest of the page static and performant.
Astro ships zero JavaScript by default and hydrates only the components you mark with a client directive. Here's how islands work, which directive to pick, and where the model stops paying off.
Astro islands can render markup but stay static if the client directive is missing, the renderer isn’t registered, or a runtime error aborts hydration. This guide walks through the condition, common causes, ordered checks, fixes, and escalation steps to get your component interactive again.