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jestjs.io

https://jestjs.io

Performance 61Accessibility 91SEO 83Best Practices 96

12 technologies detected · Last audited Apr 4, 2026

View full audit

Technology stack

Analytics

Google Analytics Google Tag Manager

Cdn

Cloudflare Netlify

Frontend

Algolia Algolia DocSearch Docusaurus HSTS Open Graph RSS React Webpack

Frequently asked questions about jestjs.io

What technology does jestjs.io use?

jestjs.io is built with Algolia, Algolia DocSearch, Docusaurus, HSTS, and Open Graph.

Is jestjs.io fast?

Somewhat — jestjs.io scores 61/100 on Lighthouse mobile performance, below the median audited site.

Is jestjs.io accessible?

Yes — jestjs.io scores 91/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does jestjs.io use?

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

Where is jestjs.io hosted?

jestjs.io is served through Cloudflare.

Does jestjs.io use HTTPS?

Yes — jestjs.io serves traffic over HTTPS.

Sites with a similar tech stack

prettier.io

12 shared technologies

reactnative.dev

12 shared technologies

docusaurus.io

11 shared technologies

pnpm.io

11 shared technologies

react.dev

10 shared technologies

reactjs.org

10 shared technologies

yarnpkg.com

9 shared technologies

figma.com

8 shared technologies

Performance Trends

Performance stable →

TTFB stable →

FCP stable →

LCP stable →

2 audits

Apr 4, 2026 18:43 UTC Latest

Worker: worker-singapore-sg-01

View full report →

Scores

Performance 61Accessibility 91Best Practices 96SEO 83PWA 0

Timing

LCP: 7.09 sFirst Contentful Paint: 1.07 sTTFB: 273 msTotal Time: 274 msCumulative Layout Shift: 0.000

Apr 4, 2026 18:26 UTC

Worker: worker-amsterdam-nl-01

View full report →

Scores

Performance 56Accessibility 91Best Practices 96SEO 83PWA 0

Timing

LCP: 6.99 sFirst Contentful Paint: 1.11 sTTFB: 69 msTotal Time: 74 msCumulative Layout Shift: 0.000

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