Next.js App Router Patterns

Comprehensive patterns for Next.js 14+ App Router architecture, Server Components, and modern full-stack React development.

Use this skill when

• Building new Next.js applications with App Router
• Migrating from Pages Router to App Router
• Implementing Server Components and streaming
• Setting up parallel and intercepting routes
• Optimizing data fetching and caching
• Building full-stack features with Server Actions

Do not use this skill when

• The task is unrelated to next.js app router patterns
• You need a different domain or tool outside this scope

Instructions

• Clarify goals, constraints, and required inputs.
• Apply relevant best practices and validate outcomes.
• Provide actionable steps and verification.
• If detailed examples are required, open

  resources/implementation-playbook.md

  .

Resources

• resources/implementation-playbook.md

  for detailed patterns and examples.

Limitations

• Use this skill only when the task clearly matches the scope described above.
• Do not treat the output as a substitute for environment-specific validation, testing, or expert review.
• Stop and ask for clarification if required inputs, permissions, safety boundaries, or success criteria are missing.