How to Use Svelte 5.0 and SvelteKit 2.0 to Build Fast Web Apps Introduction: Svelte 5.0 and SvelteKit 2.0 are major releases that bring significant performance improvements, new syntax with runes, and enhanced tooling for building modern web applications. This guide walks you through setting up a project, using key new features, and optimizing for speed. Prerequisites Node.js 18.0 or later installed Basic knowledge of JavaScript/TypeScript Familiarity with component-based frameworks is helpful but not required Setting Up Your Project First, create a new SvelteKit project using the official scaffold. Run the following command in your terminal: npm create svelte@latest my-fast-app Enter fullscreen mode Exit fullscreen mode Follow the prompts: select "SvelteKit" as the project type, choose your preferred language (TypeScript is recommended), and pick additional tools like ESLint or Prettier if needed.…