File-system conventions

API Reference for the default.js file.

Dynamic Route Segments can be used to programmatically generate route segments from dynamic data.

API reference for the error.js special file.

API reference for the forbidden.js special file.

API reference for the instrumentation.js file.

Learn how to add client-side instrumentation to track and monitor your Next.js application's frontend performance.

Use intercepting routes to load a new route within the current layout while masking the browser URL, useful for advanced routing patterns such as modals.

API reference for the layout.js file.

API reference for the loading.js file.

API reference for the mdx-components.js file.

API reference for the middleware.js file.

API reference for the not-found.js file.

API reference for the page.js file.

Simultaneously render one or more pages in the same view that can be navigated independently. A pattern for highly dynamic applications.

Next.js allows you to serve static files, like images, in the public directory. You can learn how it works here.

API reference for the route.js special file.

Route Groups can be used to partition your Next.js application into different sections.

Learn about how to configure options for Next.js route segments.

Save pages under the `src` folder as an alternative to the root `pages` directory.

API Reference for the template.js file.

API reference for the unauthorized.js special file.

API documentation for the metadata file conventions.