Vol.07 / Issue 042
编 辑 报 告
2026 · 06 · 18 PUBLISHED

Chapter 01 · From Static to Dynamic Astro, and the
Quiet Web.

Once, the front-end of the Web was a feast of JavaScript. Today, a single idea — Islands Architecture — is quietly trying to end that feast. From Astro 2.0 to 5.0, we walk a rail one designer laid in silence.

01
写 真 与 文 字
A Letter from the Editor
FIG. 01 — ISLAND
PHOTOGRAPH · Y.TANAKA

The Quiet Revolution of the Island.

Astro proposes a design philosophy: HTML as the skeleton, the minimum necessary JavaScript dotted across the page as islands. Pages are static first, then partially activated by user interaction.

In contrast to Next.js's "everything is a function," this is a return to "everything is a document" — the older WWW.

— REFER: ASTRO 5.0 RELEASE NOTES / FIG.A
The essence of the Web is document. Dynamic decoration is its negative space.
— FRED K. SCHOTT, CREATOR OF ASTRO
02
关 键 规 格
Performance, by the Numbers
JAVASCRIPT · DEFAULT
0KB
Initial JS payload of a new Astro page. Not a median — the default value.
LIGHTHOUSE · MEDIAN
100/100
Median value across 200 production sites. Performance score only.
TTI · ISLANDS
0.3sec
Time to complete hydration. Measured independently for each partial island.
03
三 个 视 角
Three Viewpoints

αDesign

设 计 思 想

Astro's philosophy begins with a reevaluation of the MPA. Around 2018, as SPAs were celebrated, the trend of "JS-everything" quietly began to falter.

  • HTML-first
  • Zero JS by default
  • Local hydration via Islands
  • Framework-agnostic

βDeveloper

开 发 体 验

The .astro file uses JSX-like syntax, but what it ultimately builds is pure HTML. Dropping React or Vue islands in feels natural — the dev experience is comfortably MPA-leaning.

  • Component-scoped styles
  • Native Markdown support
  • Content Collections (v2+)
  • Type-safe content (v5+)

γEcosystem

周 边 环 境

Official support for the major UI frameworks: React 19, Vue 3.5, Svelte 5, Solid 2. Deploy targets span Vercel, Netlify, Cloudflare, and Deno Deploy.

  • Multi-env via Adapters
  • SSR / SSG / Hybrid via output
  • Astro DB (v4+)
  • Actions (v5+)
04
发 展 年 表
A Brief Chronology
2021
Astro 1.0 ReleasedFirst stable release after BETA. "Islands Architecture" becomes the official term.
DEBUT
2023
Astro 2.0 — Content CollectionsTyped content management introduced. Widely adopted for Markdown-centric documentation sites.
GROWTH
2024
Astro 4.0 — Astro DBLibSQL-based embedded database. SSR + persistent data becomes effortless.
EXPAND
2025
Astro 5.0 — Content Layer API / ActionsContent sources abstracted. Form handling becomes declarative.
MATURE
05
结 语
Concluding Remarks
CHAPTER · 05

Astro is not a flashy tool. It is a modest, sincere instrument that sheds ornamentation to reclaim the Web as a document. Pages that need neither loud animations nor excessive optimization — those are what we actually need.

In 2026, while Next.js 15 wrestles with the complexity of React Server Components and Nuxt 3 follows Vue's evolution, Astro continues walking quietly, yet surely, along its chosen path.

That path is not a busy street. But then, good Web does not live on busy streets.

— END