app-router

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Next.js App Router - Server components, layouts, routing patterns

⭐1stars🔀0forks📁View on GitHub🕐Updated Dec 31, 2025
[Architecture Design]

When & Why to Use This Skill

This Claude skill provides comprehensive expertise in Next.js App Router architecture, enabling developers to build high-performance, scalable web applications. It focuses on mastering React Server Components (RSC), nested layouts, and advanced routing patterns to optimize both developer productivity and end-user experience through modern web standards.

Use Cases

  • Architecting Complex Layouts: Designing root and nested layouts to manage shared UI state and consistent branding across multi-level navigation structures.
  • Performance Optimization: Implementing a server-first approach using Server Components to minimize client-side JavaScript bundles and improve Core Web Vitals.
  • Advanced UI Patterns: Utilizing Parallel Routes and Intercepting Routes to create sophisticated user interfaces like modals, side-by-side views, and conditional rendering without complex state management.
  • Scalable Project Organization: Leveraging Route Groups to organize large-scale application folders logically without impacting the public URL structure.
  • Data Fetching Strategy: Implementing efficient server-side data fetching within Server Components to reduce waterfalls and improve initial page load speeds.
nameapp-router
description"Next.js App Router - Server components, layouts, routing patterns"
sasmp_version"1.3.0"
bonded_agentnextjs-expert
bond_typePRIMARY_BOND

App Router Skill

Overview

Master Next.js 14+ App Router with server components, layouts, and modern routing patterns.

Capabilities

  • Layouts: Root layout, nested layouts, templates
  • Server Components: Default server rendering
  • Client Components: Interactive with 'use client'
  • Route Groups: (folder) for organization
  • Parallel Routes: @slot for simultaneous rendering
  • Intercepting Routes: (.) notation patterns

Examples

// app/layout.tsx
export default function RootLayout({
  children,
}: {
  children: React.ReactNode
}) {
  return (
    <html lang="en">
      <body>{children}</body>
    </html>
  )
}

// app/dashboard/page.tsx
export default async function DashboardPage() {
  const data = await fetchData() // Server-side
  return <Dashboard data={data} />
}

Best Practices

  • Use server components by default
  • Add 'use client' only when needed
  • Leverage layouts for shared UI
  • Use loading.tsx for suspense