Learn ASTRO with Real Code Examples
Updated Nov 21, 2025
Architecture
Server-first rendering
Island architecture for partial hydration
Hybrid SSG + SSR
File-system routing
Framework-agnostic component model
Rendering Model
Server Rendered by default
Static Generation
Partial Hydration via islands
SSR with adapters
Hybrid rendering
Architectural Patterns
Island architecture
Layout-driven pages
Content schema collections
Multi-framework component integration
Static-first pipelines
Real World Architectures
Content-driven corporate websites
Docs sites like Astro Docs
Mixed React + Svelte marketing sites
Static-first e-commerce
Multi-language international sites
Design Principles
Zero-JS by default
Content-first development
Framework-agnostic philosophy
Server-first rendering
Partial hydration for interactivity
Scalability Guide
Use SSG when possible
Add SSR only where needed
Split interactive components into islands
Use caching layers on SSR deployments
Leverage Astro’s lightweight rendering
Migration Guide
Move React/Vue sites to Astro islands
Convert pages to .astro components
Extract content into collections
Use adapters for SSR if moving from Next/Nuxt
Replace SPA routing with file-based routing