Legit.Show measured Astro's Security frame at 25/100. No Content-Security-Policy and no HSTS. Served over HTTPS with a valid certificate.

How does Legit.Show measure Astro?

Legit.Show scores seven frames — Performance, Accessibility, Security, Privacy, Reliability, Standards and Discoverability — deterministically from the public surface (URL, HTTP headers, real Lighthouse), with no LLM in the scoring path. See legit.show/methodology.

Frameworks & Starter Kits

Astro

Last updated 2026-08-03 · benchmark checked 2026-09-10 · unchanged since 2026-08-09 — deterministic & reproducible

Astro is a web framework for building fast, content-focused websites.

84/100

7/7 frames

Top 30% of 14,148 measured · #2 of 12 in javascript ui framework

Legit Benchmark — the simple average of 7 measured frames. Frames we could not measure are left out of the average, never counted as zero. Every frame is shown below with its evidence.

Checked 2026-09-10 · scores move as sites change

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To cite this score: legit.show/s/astro-build/2026-09-10. That address never changes; this page moves with every re-measure.

Legit.Show scored Astro 84/100 on 2026-09-10, measured across all 7 frames from its public surface. legit.show/s/astro-build/2026-09-10

Is Astro production-ready?

Legit.Show scores Astro 84 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Astro (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Accessibility; its weakest is Security. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

Performance — 93/100
Accessibility — 100/100
Security — 25/100
How this compares across the catalogue: The Web Security Baseline
Privacy — 100/100
How this compares across the catalogue: The Privacy Gap
Reliability — 100/100
Standards — 92/100
Discoverability — 75/100

What we measured

No Content-Security-Policy and no HSTS.
Served over HTTPS with a valid certificate.
Real Lighthouse performance run — 130 ms to first byte.
Returns a proper 404 for unknown routes.
3 of 3 sampled routes reachable.
Has a reachable privacy policy.
Sets cookies / loads scripts with no consent prompt.
Discoverable: OpenGraph image, canonical URL.

Who built it

product account @astrodotbuild

Who it's for

Web developers · Content creators · E-commerce builders · Marketing teams · Blog creators

Sources and updates

Description: Taken from astro.build's own website on 2026-08-03.
Operator: Astro, as named in astro.build's terms, privacy page or footer.
Benchmark: Measured by Legit.Show from the live site, the way any visitor sees it — with no access to its code or accounts. Same method for every product, and no AI decides the score. Last checked 2026-09-10.

Put together from public information, without Astro's involvement. If anything here is wrong, tell us and a person will check it.

Visit Astro → · Alternatives to Astro → · How this was measured →