Phase 11 · Next.js
TopicsImage Optimization
Part of the Frontend Developer Roadmap.
Summary
The built-in `next/image` component that automatically resizes, lazy-loads, and serves images in modern formats for better performance.
How to Learn This
- 1Replace a plain `<img>` tag with `next/image` and compare the network payload.
- 2Learn the `priority` prop for above-the-fold images — it skips lazy loading.
- 3Configure `remotePatterns` in `next.config` to allow external image domains.
More topics in Next.js
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