NextJS 16+ Complete Documentation

Complete Next.js 16 documentation in markdown format. Use when working with Next.js projects, building React applications, configuring routing, data fetching, rendering strategies, deployment, or migr

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Last updated: April 23, 2026

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Next.js Documentation (v16.2.0-canary.30)

Complete Next.js 16 documentation embedded in markdown. Read from

references/

to answer questions about Next.js features, configuration, and best practices.

Documentation Structure

All documentation is in

references/

organized by topic:

Core Documentation

App Router (references/01-app/)

Modern Next.js architecture with React Server Components.

Getting Started:

references/01-app/01-getting-started/installation.mdx

- Setup new project

references/01-app/01-getting-started/project-structure.mdx

- File conventions

references/01-app/01-getting-started/layouts-and-pages.mdx

- Routing basics

references/01-app/01-getting-started/data-fetching.mdx

- Server data loading

references/01-app/01-getting-started/css.mdx

- Styling options

Guides:

references/01-app/02-guides/authentication.mdx

- Auth patterns

```
references/01-app/02-guides/caching.mdx
```
- Cache strategies

references/01-app/02-guides/environment-variables.mdx

- Env config

```
references/01-app/02-guides/forms.mdx
```
- Form handling
```
references/01-app/02-guides/testing/
```
- Jest, Playwright, Vitest, Cypress
```
references/01-app/02-guides/migrating/
```
- Migration guides (Vite, CRA, Pages → App)
```
references/01-app/02-guides/upgrading/
```
- Version upgrade guides (14, 15, 16)

references/01-app/02-guides/self-hosting.mdx

- Self-hosted deployment

references/01-app/02-guides/static-exports.mdx

- Static HTML export

references/01-app/02-guides/progressive-web-apps.mdx

- PWA setup

API Reference:

```
references/01-app/03-api-reference/
```
- Complete API docs (components, functions, config)

Pages Router (references/02-pages/)

Legacy Next.js architecture (still supported).

```
references/02-pages/01-guides/
```
- Pages Router guides
```
references/02-pages/02-api-reference/
```
- Pages API reference

Architecture (references/03-architecture/)

references/03-architecture/nextjs-compiler.mdx

- SWC compiler

references/03-architecture/fast-refresh.mdx

- Hot reload

references/03-architecture/supported-browsers.mdx

- Browser support

references/03-architecture/accessibility.mdx

- A11y features

Community (references/04-community/)

references/04-community/contribution-guide.mdx

- Contributing to Next.js

```
references/04-community/rspack.mdx
```
- Experimental Rspack support

Quick Reference

Common Tasks

Task	File to Read
Setup new project	`references/01-app/01-getting-started/installation.mdx`
Routing & layouts	`references/01-app/01-getting-started/layouts-and-pages.mdx`
Data fetching	`references/01-app/01-getting-started/data-fetching.mdx`
Server actions	`references/01-app/03-api-reference/server-actions.mdx` (if exists)
Middleware	Search `references/01-app/02-guides/` or API reference
Caching strategies	`references/01-app/02-guides/caching.mdx`
Environment variables	`references/01-app/02-guides/environment-variables.mdx`
Testing setup	`references/01-app/02-guides/testing/`
Deploy self-hosted	`references/01-app/02-guides/self-hosting.mdx`
Migrate from Vite	`references/01-app/02-guides/migrating/from-vite.mdx`
Migrate from CRA	`references/01-app/02-guides/migrating/from-create-react-app.mdx`
Upgrade to v16	`references/01-app/02-guides/upgrading/version-16.mdx`

When to Use This Skill

User asks about Next.js features, configuration, or best practices
Working on a Next.js project and need API reference
Debugging Next.js behavior (caching, rendering, routing)
Planning architecture (SSR vs SSG vs ISR)
Migration questions (from other frameworks or older Next.js versions)

How to Navigate

Start with
references/index.mdx
for overview
For getting started: Read
```
references/01-app/01-getting-started/
```
For specific topics: Read
```
references/01-app/02-guides/<topic>.mdx
```
For API details: Search
```
references/01-app/03-api-reference/
```
For legacy Pages Router: Use
```
references/02-pages/
```

All files are

.mdx

(Markdown + JSX) but readable as plain markdown.

NextJS 16+ Complete Documentation

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Quick Start

Manual Installation

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Next.js Documentation (v16.2.0-canary.30)

Documentation Structure

Core Documentation

App Router (references/01-app/)

Pages Router (references/02-pages/)

Architecture (references/03-architecture/)

Community (references/04-community/)

Quick Reference

Common Tasks

When to Use This Skill

How to Navigate

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