Knowledge Hub

Next.js icon
Next.js
vs
Astro icon
Astro

Web Frameworks features

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

FeatureNext.jsAstro

Written in

JavaScript

JavaScript

Template Language

JSX

Astro, HTML, Markdown, JavaScript, JSX

Based on JS framework

React

Built-in module bundler

Turbopack
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

An option to disable runtime JS

experimental feature
No runtime JS required by default

Critical CSS Extraction

experimental feature

Community example

Starters or examples with common use cases

Data fetching

10+ Headless CMS examples

Authentication

Community example

Adding search

Ecommerce

Security

Regular security audits by external researchers

Environment Variables

Content Security Policy (CSP)

Community example

Custom HTTP headers rules