Knowledge Hub

SvelteKit  icon
SvelteKit
vs
Astro icon
Astro

Web Frameworks features

Compare the features of the Web Frameworks to help you choose the right one for your needs.

FeatureSvelteKit Astro

Written in

JavaScript

JavaScript

Template Language

Svelte

Astro, HTML, Markdown, JavaScript, JSX

Based on JS framework

Svelte.js

Built-in module bundler

Vite
Vite

Static pages (SSG)

Dynamic pages (SSR)

Developer Experience

TypeScript support

Serverless Functions (API)

Focus on plugin system

Themes ecosystem

Hot reloading

Code Splitting

Content Preview

Builit-in Optimizations

Third-party Script Optimization

Image Optimization

Community example

An option to disable runtime JS

No runtime JS required by default

Critical CSS Extraction

Community example

Starters or examples with common use cases

Data fetching

10+ Headless CMS examples

Authentication

Community example

Community example

Adding search

Ecommerce

Security

Regular security audits by external researchers

Environment Variables

Content Security Policy (CSP)

Custom HTTP headers rules