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lichess.org

https://lichess.org

B80
Performance 73Accessibility 81SEO 85Best Practices 100

10 technologies detected · Last audited Apr 22, 2026

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Technology stack

Cdn

Nginx

Frontend

Cloudflare Google Play app Google Search Console Google Workspace HSTS Open Graph Priority Hints RSS iOS app

Frequently asked questions about lichess.org

What technology does lichess.org use?

lichess.org is built with Cloudflare, Google Play app, Google Search Console, Google Workspace, and HSTS.

Is lichess.org fast?

Mostly — lichess.org scores 73/100 on Lighthouse mobile performance, above average but with room to improve.

Is lichess.org accessible?

Mostly — lichess.org scores 81/100 on Lighthouse accessibility, with a handful of automated issues to address.

What CMS does lichess.org use?

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

Where is lichess.org hosted?

lichess.org is served through Nginx.

Does lichess.org use HTTPS?

Yes — lichess.org serves traffic over HTTPS.

1 audits

Apr 22, 2026 23:15 UTC Latest

/

Worker: worker-madrid-spain-03

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Scores

Performance 73Accessibility 81Best Practices 100SEO 85PWA 0

Timing

LCP: 4.89 sFirst Contentful Paint: 3.90 sTTFB: 121 msTotal Time: 121 msCumulative Layout Shift: 0.000

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