React Modernization & Migration

About

This Claude Code skill provides a specialized framework for modernizing React applications, helping developers transition from outdated class components to modern functional components with hooks. It streamlines the upgrade path from React 16 through 18, offering automated codemod strategies, lifecycle-to-hook mapping, and implementation patterns for concurrent features like Suspense and transitions. Whether you are refactoring for performance or migrating to TypeScript, this skill ensures a structured, efficient, and best-practice-aligned modernization process.

Key Features

• TypeScript migration and performance optimization
• Automated refactoring using codemods
• React 18 concurrent rendering implementation
• Lifecycle method to useEffect transformation
• 3 GitHub stars
• Class component to functional hooks migration

Use Cases

• Upgrading a legacy React 16 project to React 18 standards
• Refactoring large codebases of class components to functional hooks
• Implementing performance-enhancing features like Transitions and Suspense