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semver.org

https://semver.org

B82
Performance 100Accessibility 65SEO 100Best Practices 100

6 technologies detected · Last audited Apr 22, 2026

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Technology stack

Backend

Ruby

Cdn

Fastly

Frontend

Jekyll Open Graph Varnish

Hosting

GitHub Pages

Frequently asked questions about semver.org

What technology does semver.org use?

semver.org is built with Jekyll, Open Graph, Varnish, Ruby, and GitHub Pages.

Is semver.org fast?

Yes — semver.org scores 100/100 on Lighthouse mobile performance, in the top tier of audited sites.

Is semver.org accessible?

Limited — semver.org scores 65/100 on Lighthouse accessibility, with several automated issues to address.

What CMS does semver.org use?

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

Where is semver.org hosted?

semver.org is hosted on GitHub Pages.

Does semver.org use HTTPS?

Yes — semver.org serves traffic over HTTPS.

1 audits

Apr 22, 2026 21:45 UTC Latest

/

Worker: worker-newyork-us-01

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Scores

Performance 100Accessibility 65Best Practices 100SEO 100PWA 0

Timing

LCP: 887 msFirst Contentful Paint: 887 msTTFB: 188 msTotal Time: 189 msCumulative Layout Shift: 0.000

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