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HandbooksNext.js

Next.js Handbook

App Router, Server Actions, caching — TLDR

Fast reference for Next.js App Router, data fetching, server actions, and deployment patterns.

Chapters

6 pages

01App Router Essentials

routingcoreapp-router

02Cache Components & Caching (Next.js 16)

cachinguse-cacherevalidation

03Turbopack & Performance

turbopackperformancebundler

04proxy.ts & Routing (Next.js 16)

proxymiddlewarerouting

05Server Actions & Forms

formsmutationsserver-actions

06Data Fetching & Caching Patterns

data-fetchingcachingISR