What powers oparc.org?

Last seen Aug 2026 · 12 technologies across 7 categories

Accessibility

AudioEye
since Apr 2026

CDN

Cloudflare
since Apr 2026
jsDelivr
since Apr 2026

Fundraising & donations

Virtuous
since Aug 2026

JavaScript libraries

core-js v3.49.0
since Aug 2022
jQuery v3.5.1
since Aug 2022
Splide
since Apr 2026

Miscellaneous

HTTP/3
since Apr 2026
Webpack
since Apr 2026

Page builders

Webflow
since Apr 2026

Security

HSTS
since Apr 2026
reCAPTCHA
since Apr 2026

AI Crawlers

Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 64% desktop
  • 36% phone
  • United States

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

2.06 / 10 · ranked #3,427,465 of all domains

13 referring domains · OpenPageRank

Core Web Vitals

LCP0.7 s
CLS0
TTFB300 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: English
  • CDN: Cloudflare
  • Weight: 4.9 MB · 94 requests

Homepage as crawled by the HTTP Archive, Aug 2026.

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