Services — Astro Development

Astro Development: Zero-JavaScript, Full Speed

Most marketing sites carry a framework tax: hundreds of kilobytes of JavaScript to render what is, in the end, text and images. As an astro development agency, we build the opposite — sites that ship zero JavaScript by default and spend their entire budget on design and speed.

from $5,000 Delivered in 2–4 weeks Get a fixed quote

What you get

Everything included, nothing vague

  • Astro architecture, done idiomatically

    Static-first pages, content collections, islands only where interaction truly demands them — Astro written the way its authors intended.

  • Zero JavaScript by default

    Pages ship as pure HTML and CSS. Scripts appear only for genuine features and stay inside a strict per-page budget.

  • Perfect Lighthouse scores

    100/100 performance targets on mobile, with Core Web Vitals — LCP, INP, CLS — budgeted before the first component is written.

  • Rich motion without the cost

    Scroll-driven and view-transition animation in modern CSS, with reduced-motion behavior handled properly.

  • Clean integration points

    Headless CMS, commerce back-end, forms, analytics — wired in without dragging their JavaScript onto every page.

  • A codebase your team can hold

    Documented components, plain conventions, no framework ceremony. Handover includes a written walkthrough.

The case for it

Why Astro — and when not

Astro renders everything to static HTML at build time and hydrates nothing by default. Interactive moments — a cart drawer, a filter, a quiz — load as isolated islands that wake up independently, so one widget never drags a framework onto every page. For marketing sites, storefront front-ends, editorial projects and launch pages, this is simply the correct architecture: a zero javascript website is faster, more stable and easier to maintain than the same design rendered client-side.

And when it isn't the right tool — a logged-in dashboard, a realtime app — we'll say so in the proposal rather than bend the stack to the invoice. That candor is the practical difference between hiring an Astro JS developer who lives in this framework and renting a generalist who tolerates it.

The result

What zero-JavaScript feels like

Pages appear in a single paint. Navigation feels like flipping pages in a magazine, not waiting for an app to boot. Battery and data budgets go untouched, old phones behave like new ones, and Lighthouse stops being a quarterly embarrassment and becomes a screenshot in your pitch deck. This page is itself the demo — view source. If your current site needs this architecture without a redesign, see Website Performance Rescue; for a ground-up brand build, start with custom web design & development.

Process & timeline

Four steps, all in writing

Typical timeline: 2–4 weeks for a marketing site or storefront front-end.

  1. Brief — 5 minutes.

    What you’re building, what it connects to, what “done” means. In writing, as always.

  2. Proposal — within 24 hours.

    Architecture sketch, fixed scope, fixed price, fixed timeline — documented before work starts.

  3. Build.

    Preview deployments every 2–3 days with a running changelog. Performance budgets enforced from day one.

  4. Launch & handover.

    Production deploy, documentation, and 30 days of fixes. The repository is yours.

Stack & approach

Built on Astro, zero JavaScript by default

We work in Astro with TypeScript, modern CSS (custom properties, container queries, scroll-driven animation) and the platform itself — semantic HTML, native form behavior, real links. Integrations connect through build-time APIs or tiny islands: headless CMS for content editing, commerce platforms for checkout, GA4 for measurement, all kept off the critical path.

Hosting lands on a global CDN edge with immutable asset caching. Builds are reproducible, deploys take seconds, and there is no server to patch at 2 a.m.

From the portfolio

An editorial lookbook site that loads like a still image

A boutique fashion label's lookbook site ships zero JavaScript by default — every page is static HTML with CSS-driven motion, and the mobile PageSpeed score reads 100/100.

Read the case study
Boutique fashion website case study cover — abstract editorial typography placeholder

[CASE-1-NAME]

Boutique fashion — New York

FAQ

Asked before every brief

Do you use templates or page builders?

No. Every site is designed from scratch and hand-coded on Astro. No WordPress, no themes, no builders.

Will I depend on you for every small update?

No. The architecture is deliberately simple, documented, and free of vendor lock-in. We can also add a lightweight CMS if you want to edit content yourself.

Do you build e-commerce?

Yes — marketing sites and storefront front-ends. Complex e-commerce builds are scoped individually after the brief.

Is SEO included?

The technical layer is built in: semantic HTML, structured data, perfect Core Web Vitals, clean URLs, sitemaps. That's the foundation rankings are built on.

Who owns the code?

You do. 100% of the code and design files transfer to you on final payment, with documentation any developer can pick up.

Tell us about your project. Detailed proposal in your inbox within 24 hours.

Written process, fixed quotes, no calls — ever.