checklist · Markdown · 8 KB
Next.js Core Web Vitals pre-launch checklist
30-item list we run on every Next.js site before launch. LCP, INP, CLS, TTFB focused.
formatMarkdownsize8 KBserviceWebsites, web apps & online shops
description
Next.js 15/16-specific CWV checklist · image priority, font preload, server-component boundaries, RSC streaming, Edge runtime decisions. The playbook behind the 34% organic lift case study.
Websites, web apps & online shops →what's inside05 / items
- 01LCP <2.5s playbook in 6 steps
- 02INP <200ms: deferring event handlers
- 03CLS <0.1: aspect-ratio + font-display swap
- 04Next/Image priority + fetchpriority matrix
- 05Speculation Rules template
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