Next.js is a React framework for building full-stack web applications. It provides file-system based routing, Server Components, automatic code splitting, image optimization, and built-in performance optimizations. Next.js supports both static site generation (SSG) and server-side rendering (SSR), making it ideal for building modern web applications.
The skill is based on Next.js v16.2.0-canary.16, generated at 2026-01-30.
Core References
| Topic | Description | Reference |
|---|---|---|
| File-System Routing | Routes defined by folder structure, layouts, and pages | core-routing |
| Server and Client Components | Understanding when to use Server vs Client Components | core-server-client-components |
| Navigation | Linking, prefetching, and client-side transitions | core-navigation |
Data Fetching
| Topic | Description | Reference |
|---|---|---|
| Server Components | Fetching data in Server Components with fetch, ORMs, and databases | data-fetching-server |
| Client Components | Fetching data in Client Components with use hook and third-party libraries | data-fetching-client |
| Streaming | Streaming data and components with Suspense and loading.tsx | data-streaming |
Caching and Revalidation
| Topic | Description | Reference |
|---|---|---|
| Caching Strategies | Caching fetch requests, cache tagging, and revalidation | caching-revalidation |
Server Actions
| Topic | Description | Reference |
|---|---|---|
| Server Functions | Creating and using Server Actions for data mutations | server-actions |
File Conventions
| Topic | Description | Reference |
|---|---|---|
| Dynamic Routes | Dynamic segments, catch-all routes, and route parameters | file-conventions-dynamic-routes |
| Loading and Error | Handling loading states and errors with loading.tsx and error.tsx | file-conventions-loading-error |
API Reference
| Topic | Description | Reference |
|---|---|---|
| Built-in Components | Link, Image, Script, and Font components | api-components |