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code.org

https://code.org

C75
Performance 31Accessibility 95SEO 100Best Practices 96

24 technologies detected · Last audited Apr 22, 2026

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Technology stack

Analytics

New Relic Statsig

Backend

Emotion

Cdn

AWS CloudFront Amazon CloudFront

Frontend

Amazon Route 53 Facebook Font Awesome Google Search Console Google Workspace HSTS MUI Material UI Microsoft OneTrust Open Graph Priority Hints React Swiper Webpack

Hosting

AWS Amazon Web Services Next.js Next.js App Router

Frequently asked questions about code.org

What technology does code.org use?

code.org is built with Amazon Route 53, Facebook, Font Awesome, Google Search Console, and Google Workspace.

Is code.org fast?

No — code.org scores 31/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is code.org accessible?

Yes — code.org scores 95/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does code.org use?

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

Where is code.org hosted?

code.org is hosted on AWS.

Does code.org use HTTPS?

Yes — code.org serves traffic over HTTPS.

1 audits

Apr 22, 2026 20:38 UTC Latest

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Worker: worker-madrid-spain-04

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Scores

Performance 31Accessibility 95Best Practices 96SEO 100PWA 0

Timing

LCP: 6.42 sFirst Contentful Paint: 2.82 sTTFB: 183 msTotal Time: 183 msCumulative Layout Shift: 0.305

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