What powers napari.org?

Last seen Oct 2026 · 10 technologies across 10 categories

Analytics

Plausible
since Mar 2021

Caching

Varnish
since Jul 2020

CDN

Fastly
since Jul 2020

Font scripts

Font Awesome
since Feb 2024

JavaScript libraries

Clipboard.js
since Apr 2021

Miscellaneous

Open Graph
since May 2025

PaaS

GitHub Pages
since Jul 2020

Security

HSTS
since Sep 2022

UI frameworks

Bootstrap
since Mar 2022

Webmail

Google Workspace
since Feb 2024

AI Crawlers

No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.

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

See who blocks each AI crawler across the web

Top search keywords

KeywordPositionEst. monthly visits
napari #1 580
napari installation #2 25
napari plugins #1 23
napari install #2 18
install napari #2 14
napari plugin #4 5
image layerer #16 4
napari github #2 3
napari hub #5 3
python assert true #4 1
assert true python #6 1
dask image #8 1
npari #8 1
0.4 16 #9 1
track layer #9 1
python assert function #11 1
0.4 15 #12 1
what is assertion in python #14 1
napari island #17 1
py viewer #50 1
0.6 squared #78 1
napari-cosmx #9 0
python assert keyword #9 0
assert python example #10 0
assert false python #11 0

The site's top keywords in Google (US), with the visits each one is estimated to bring per month.

Top backlinks

Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.

AI Crawlers

No robots.txt, all AI crawlers allowed

Full breakdown

Audience

  • 95% desktop
  • 5% phone
  • United Kingdom
  • United States
  • Germany

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

Open Page Rank

5.02 / 10 · ranked #244,098 of all domains

121 referring domains · OpenPageRank

Search traffic

690 est. monthly organic visits (US)

70 keywords in Google's top 30

Core Web Vitals

LCP0.9 s
CLS0
TTFB300 ms

Real user p75, Chrome UX Report, Oct 2026.

Page

  • Language: English
  • CDN: Fastly
  • Weight: 11.7 MB · 69 requests

Homepage as crawled by the HTTP Archive, Oct 2026.

Infrastructure

  • Registered Jul 2018 (8 years) via NameCheap, Inc., renews Jul 2027
  • Hosted on Fastly (185.199.108.153)
  • DNS: Namecheap
  • Email: Google Workspace
  • Email security: no SPF record, no DMARC record
  • SSL: Let's Encrypt, RSA 2048, expires Jan 2027
  • Common Crawl link graph: rank 78,152, 3 hosts
  • Verified with: Google

DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted

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