Architecture Overview

• System Overview
• Quick Start
• Project Structure
• Monorepo Workspace

Server Runtime

• Server Request Lifecycle
• Routing and Normalization
• Route Matching
• Async Request Context
• Stream Handling

Rendering Pipeline

• App Server Rendering
• Staged Dynamic Rendering
• Server Actions
• Route Handlers
• Metadata Generation
• Instant Validation

Client Navigation

• Client App Router
• Router State Reducer
• Client Segment Cache
• Prefetching and PPR
• Navigation Boundaries

Caching and Export

• Incremental Cache
• Function Caching
• Response Cache
• Static Export

Edge Sandbox

• Edge Sandbox Context
• Web Spec Adapters
• Middleware Execution

Development Tools

• Dev Server and HMR
• Dev Error Overlay
• DevTools Panel
• MCP Tool Integration
• Bundler Integration
• React Refresh Support

Build and Configuration

• Configuration Loading
• TypeScript Plugin
• CLI Commands
• Telemetry and Diagnostics

Ecosystem Packages

• Create Next App
• Codemod Transformations
• Font Optimization
• ESLint Rules
• Third Party Components
• Bundle Analyzer
• Performance Benchmarking

Testing Infrastructure

• Test Runners
• Server Testing Utilities

How It Works

• Client Change Subscription Flow

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