The introduction of the App Router in Next.js 15 has changed the way developers structure and navigate applications.
Migrating from the Pages Router to the App Router requires restructuring your project directory and adjusting routing logic, but offers significant benefits in code organization and performance.
Next.js 15 introduces Server Components and streaming, improving performance by offloading tasks to the server and allowing incremental rendering of HTML.
The improved support for the native fetch API simplifies data fetching and integration with various APIs and data sources.