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eff.org

https://www.eff.org

C77
Performance 57Accessibility 78SEO 92Best Practices 100

10 technologies detected · Last audited Apr 7, 2026

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Technology stack

Analytics

Piwik PRO Core

Backend

PHP

Cdn

Fastly Nginx

Cms

Drupal

Frontend

DataTables Open Graph Varnish jQuery jQuery UI

Frequently asked questions about eff.org

What technology does eff.org use?

eff.org is built with Drupal, DataTables, Open Graph, Varnish, and jQuery.

Is eff.org fast?

Somewhat — eff.org scores 57/100 on Lighthouse mobile performance, below the median audited site.

Is eff.org accessible?

Mostly — eff.org scores 78/100 on Lighthouse accessibility, with a handful of automated issues to address.

What CMS does eff.org use?

eff.org runs on Drupal 7.

Where is eff.org hosted?

eff.org is served through Fastly.

Does eff.org use HTTPS?

Yes — eff.org serves traffic over HTTPS.

1 audits

Apr 7, 2026 20:05 UTC Latest

/

Worker: worker-madrid-spain-03

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Scores

Performance 57Accessibility 78Best Practices 100SEO 92PWA 0

Timing

LCP: 9.89 sFirst Contentful Paint: 7.64 sTTFB: 118 msTotal Time: 118 msCumulative Layout Shift: 0.003

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