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The React Framework
The Intuitive Vue Framework.
Build Better Websites. Create modern, resilient user experiences with web fundamentals.
The best React-based framework with performance, scalability and security built in.
This is the repo for Vue 2. For Vue 3, go to https://github.com/vuejs/core
The library for web and native user interfaces.
Quick Overview
SvelteKit is a framework for building web applications using Svelte, a modern JavaScript compiler. It provides a powerful set of tools and conventions for creating server-rendered (SSR) and static sites, with features like routing, code-splitting, and optimized builds out of the box.
Pros
- Fast development and runtime performance due to Svelte's compilation approach
- Built-in routing system with file-based routing for easy navigation setup
- Server-side rendering (SSR) and static site generation (SSG) capabilities
- Seamless integration with various backend services and databases
Cons
- Smaller ecosystem compared to more established frameworks like React or Vue
- Learning curve for developers new to Svelte's unique approach
- Limited third-party component libraries specifically designed for SvelteKit
- Some advanced features may require additional configuration or plugins
Code Examples
- Creating a simple route:
<!-- src/routes/+page.svelte -->
<h1>Welcome to SvelteKit</h1>
- Fetching data in a load function:
// src/routes/posts/+page.js
export async function load({ fetch }) {
const response = await fetch('/api/posts');
const posts = await response.json();
return { posts };
}
- Using server-side rendering with dynamic routes:
<!-- src/routes/posts/[slug]/+page.svelte -->
<script>
export let data;
</script>
<h1>{data.post.title}</h1>
<p>{data.post.content}</p>
Getting Started
- Create a new SvelteKit project:
npm create svelte@latest my-app
cd my-app
npm install
- Start the development server:
npm run dev
-
Open your browser and navigate to
http://localhost:5173
to see your app running. -
Create new routes by adding files to the
src/routes
directory, following SvelteKit's file-based routing conventions.
Competitor Comparisons
The React Framework
Pros of Next.js
- Larger ecosystem and community support
- Built-in image optimization and internationalization
- Seamless integration with Vercel's hosting platform
Cons of Next.js
- Steeper learning curve for developers new to React
- More opinionated structure, which can be limiting for some projects
- Larger bundle sizes compared to SvelteKit
Code Comparison
Next.js routing:
// pages/about.js
export default function About() {
return <h1>About Page</h1>
}
SvelteKit routing:
<!-- src/routes/about.svelte -->
<h1>About Page</h1>
Key Differences
- Framework: Next.js is built on React, while SvelteKit uses Svelte
- Performance: SvelteKit generally produces smaller bundle sizes and faster initial load times
- Flexibility: SvelteKit offers more flexibility in project structure and configuration
- Static Site Generation: Both support SSG, but Next.js has more mature features in this area
- Server-Side Rendering: Both provide SSR capabilities, with Next.js offering more out-of-the-box optimizations
Conclusion
Both Next.js and SvelteKit are powerful frameworks for building modern web applications. Next.js excels in its mature ecosystem and extensive features, while SvelteKit offers a simpler learning curve and potentially better performance. The choice between them often depends on specific project requirements and team expertise.
The Intuitive Vue Framework.
Pros of Nuxt
- Larger ecosystem and community support
- Built-in server-side rendering (SSR) capabilities
- More extensive documentation and learning resources
Cons of Nuxt
- Heavier bundle size and potentially slower performance
- Steeper learning curve, especially for developers new to Vue
- More opinionated structure, which may limit flexibility
Code Comparison
Nuxt:
export default {
asyncData({ params }) {
return { id: params.id }
},
head() {
return { title: `Item ${this.id}` }
}
}
SvelteKit:
export async function load({ params }) {
return { id: params.id }
}
export const head = ({ data }) => ({
title: `Item ${data.id}`
})
Summary
Nuxt and SvelteKit are both powerful frameworks for building web applications. Nuxt offers a more established ecosystem and comprehensive features out of the box, while SvelteKit provides a lighter-weight solution with potentially better performance. The choice between them often depends on factors such as team expertise, project requirements, and personal preference for Vue or Svelte.
Build Better Websites. Create modern, resilient user experiences with web fundamentals.
Pros of Remix
- Built-in support for server-side rendering and data loading
- Strong focus on web standards and progressive enhancement
- Seamless integration with existing Node.js backends
Cons of Remix
- Steeper learning curve for developers new to server-side rendering
- Less flexible routing system compared to SvelteKit's file-based routing
- Smaller ecosystem and community compared to SvelteKit
Code Comparison
Remix (data loading):
export async function loader({ params }) {
const user = await getUser(params.userId);
return json({ user });
}
SvelteKit (data loading):
export async function load({ params }) {
const user = await getUser(params.userId);
return { user };
}
Both frameworks offer similar approaches to data loading, but Remix uses a dedicated loader
function, while SvelteKit uses a more generic load
function.
Remix emphasizes server-side rendering and data loading out of the box, making it well-suited for applications that require strong SEO and initial load performance. SvelteKit, on the other hand, offers more flexibility in routing and a gentler learning curve, especially for developers already familiar with Svelte.
The choice between the two frameworks often depends on specific project requirements, team expertise, and preferences regarding server-side rendering and routing approaches.
The best React-based framework with performance, scalability and security built in.
Pros of Gatsby
- Larger ecosystem with more plugins and themes
- Better support for static site generation and content management
- More mature and established project with extensive documentation
Cons of Gatsby
- Steeper learning curve, especially for developers new to React
- Slower build times for large sites
- More complex configuration and setup process
Code Comparison
SvelteKit routing:
// src/routes/+page.svelte
<h1>Welcome to SvelteKit</h1>
Gatsby routing:
// src/pages/index.js
import React from "react"
export default function Home() {
return <h1>Welcome to Gatsby</h1>
}
SvelteKit and Gatsby are both popular frameworks for building web applications, but they have different approaches and strengths. SvelteKit is newer and focuses on simplicity and performance, while Gatsby is more established and offers a rich ecosystem for static site generation and content management.
SvelteKit uses a file-based routing system and Svelte's reactive approach, making it easier to create dynamic applications. Gatsby, on the other hand, relies on React and GraphQL, providing powerful data querying capabilities but with a steeper learning curve.
Both frameworks have their merits, and the choice between them depends on project requirements, team expertise, and specific use cases.
This is the repo for Vue 2. For Vue 3, go to https://github.com/vuejs/core
Pros of Vue
- Larger ecosystem and community support
- More mature and established framework
- Extensive documentation and learning resources
Cons of Vue
- Steeper learning curve for beginners
- More complex state management (Vuex)
- Slower performance compared to SvelteKit's compiled output
Code Comparison
Vue component:
<template>
<div>{{ message }}</div>
</template>
<script>
export default {
data() {
return {
message: 'Hello, Vue!'
}
}
}
</script>
SvelteKit component:
<script>
let message = 'Hello, SvelteKit!';
</script>
<div>{message}</div>
Summary
Vue offers a more established ecosystem and extensive resources, making it suitable for large-scale applications. However, SvelteKit provides a simpler learning curve and better performance due to its compilation process. Vue's component structure is more verbose, while SvelteKit offers a more concise syntax. The choice between the two depends on project requirements, team expertise, and performance needs.
The library for web and native user interfaces.
Pros of React
- Larger ecosystem and community support
- More mature and battle-tested in production environments
- Extensive third-party library availability
Cons of React
- Steeper learning curve, especially for beginners
- Requires additional libraries for routing and state management
- Larger bundle sizes compared to SvelteKit's compiled output
Code Comparison
React component:
function Greeting({ name }) {
return <h1>Hello, {name}!</h1>;
}
SvelteKit component:
<script>
export let name;
</script>
<h1>Hello, {name}!</h1>
React and SvelteKit both aim to simplify web development, but they take different approaches. React uses a virtual DOM and JSX syntax, while SvelteKit compiles components to efficient vanilla JavaScript. SvelteKit offers a more streamlined development experience with built-in routing and server-side rendering, whereas React often requires additional libraries for these features.
React's popularity and extensive ecosystem make it a solid choice for large-scale applications, while SvelteKit's simplicity and performance benefits make it attractive for smaller to medium-sized projects or those prioritizing fast load times and minimal bundle sizes.
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SvelteKit
Web development, streamlined. Read the documentation to get started.
Packages
Additional adapters are maintained by the community.
Bug reporting
Please make sure the issue you're reporting involves SvelteKit. Many issues related to how a project builds originate from Vite, which is used to build a SvelteKit project. You can create a new Vite project with npm create vite@latest
for client-side only repros and npm create vite-extra@latest
for SSR or library repros.
If an issue originates from Vite, please report it in the Vite issue tracker.
Contributing
See CONTRIBUTING.md for information on how to develop SvelteKit locally.
Supporting Svelte
Svelte is an MIT-licensed open source project with its ongoing development made possible entirely by fantastic volunteers. If you'd like to support their efforts, please consider:
Funds donated via Open Collective will be used for compensating expenses related to Svelte's development such as hosting costs. If sufficient donations are received, funds may also be used to support Svelte's development more directly.
License
Top Related Projects
The React Framework
The Intuitive Vue Framework.
Build Better Websites. Create modern, resilient user experiences with web fundamentals.
The best React-based framework with performance, scalability and security built in.
This is the repo for Vue 2. For Vue 3, go to https://github.com/vuejs/core
The library for web and native user interfaces.
Convert designs to code with AI
Introducing Visual Copilot: A new AI model to turn Figma designs to high quality code using your components.
Try Visual Copilot