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yaml.org

https://yaml.org

C76
Performance 80Accessibility 93SEO 100Best Practices 96

10 technologies detected · Last audited Apr 22, 2026

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Technology stack

Backend

Python

Cdn

Fastly jsDelivr CDN

Frontend

Cloudflare Google Font API MathJax MkDocs Polyfill Varnish

Hosting

GitHub Pages

Frequently asked questions about yaml.org

What technology does yaml.org use?

yaml.org is built with Cloudflare, Google Font API, MathJax, MkDocs, and Polyfill.

Is yaml.org fast?

Mostly — yaml.org scores 80/100 on Lighthouse mobile performance, above average but with room to improve.

Is yaml.org accessible?

Yes — yaml.org scores 93/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does yaml.org use?

No CMS fingerprint was detected on yaml.org — it may use a static site generator or a custom application.

Where is yaml.org hosted?

yaml.org is hosted on GitHub Pages.

Does yaml.org use HTTPS?

Yes — yaml.org serves traffic over HTTPS.

1 audits

Apr 22, 2026 20:08 UTC Latest

/

Worker: worker-madrid-spain-05

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Scores

Performance 80Accessibility 93Best Practices 96SEO 100PWA 0

Timing

LCP: 4.36 sFirst Contentful Paint: 1.72 sTTFB: 167 msTotal Time: 167 msCumulative Layout Shift: 0.000

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