What powers nypl.org?

Last seen Jun 2026 · 138 technologies across 41 categories

A/B Testing

Google Optimize
since Feb 2021
Optimizely
since Jun 2018

Advertising

Microsoft Advertising
since Aug 2025
Twitter Ads
since Jun 2021

Analytics

Adobe Analytics
since Jun 2024
AppDynamics v4.2.6.0
since Aug 2022
BugSnag
since Feb 2020
Google Analytics
since Jun 2018
Heap v4.23.12
since Mar 2020
Pendo
since May 2023
Segment
since Aug 2018

Caching

RackCache
since Aug 2018
Varnish
since Aug 2018

CDN

Amazon CloudFront
since Aug 2023
Amazon S3
since May 2022
cdnjs
since May 2022
Cloudflare
since Aug 2018
Fastly
since Feb 2019
Google Hosted Libraries
since Jul 2022
Incapsula
since Jun 2018
jQuery CDN
since Feb 2022
jsDelivr
since Jun 2021
Unpkg
since Jul 2021

CMS

Drupal v10
since Aug 2018

Cookie compliance

OneTrust
since Aug 2022
Transcend
since Jun 2023

Customer data platform

mParticle v2.4
since Apr 2026

Databases

Firebase
since Aug 2024
MariaDB
since Aug 2022

Development

Microsoft Visual Studio
since Jul 2023

Ecommerce

Cart Functionality
since Aug 2020
Shopify
since Aug 2018

Email

Mailgun
since Aug 2022
Sendgrid
since Aug 2022

Font scripts

Font Awesome
since Aug 2018
Google Font API
since Jun 2018
Typekit
since Aug 2022

Fundraising & donations

Classy
since Jul 2021

IaaS

Google Cloud
since Aug 2018

JavaScript frameworks

Adobe Client Data Layer v2.0.2
since Jul 2023
Angular v15.2.10
since May 2023
AngularJS v1.9.10
since Feb 2020
Backbone.js v1.2.0
since Aug 2018
Emotion
since Jun 2022
GSAP v1.20.5
since Feb 2020
Mustache v4.2.0
since Aug 2018
Next.js v15.5.18
since Sep 2022
Next.js App Router
since Aug 2024
React
since Jun 2018
styled-components v6.3.8
since Oct 2018
Vue.js
since Aug 2023
Zone.js
since May 2023

JavaScript graphics

D3 v4.3.0
since Jan 2022
Highcharts v5.0.11
since Jul 2024

JavaScript libraries

core-js v2.6.12
since Sep 2021
Dojo
since Aug 2022
Hammer.js v1.0.10
since Jul 2019
jQuery v1.12.4
since Jun 2018
jQuery UI v1.14.1
since Aug 2018
LazySizes
since Feb 2022
Lodash v1.8.3
since May 2019
Modernizr v2.0.6
since Aug 2018
Moment.js v2.30.1
since Aug 2018
Swiper
since May 2024
Underscore.js
since Aug 2018

Load balancers

Amazon ALB
since Sep 2021

Maps

Google Maps
since May 2023
OpenLayers v2.8
since Jun 2020

Marketing automation

OptinMonster
since Feb 2022
Privy
since Sep 2021

Miscellaneous

Babel
since Feb 2020
Google Code Prettify
since Mar 2026
HTTP/3
since Sep 2022
Open Graph
since Sep 2022
Popper v1.14.3
since Jan 2024
PWA
since Aug 2022
RSS
since Dec 2022
SWFObject
since Aug 2018
Webpack
since Sep 2022

Operating systems

Debian
since Apr 2022
Ubuntu
since Jun 2020
UNIX
since Aug 2018

PaaS

Amazon Web Services
since Aug 2020
GitHub Pages
since Feb 2019
Heroku
since Aug 2020
Pantheon
since Aug 2022

Payment processors

American Express
since Aug 2020
Mastercard
since Nov 2021
Shop Pay
since Aug 2020
Visa
since Aug 2020

Performance

Cloudflare Rocket Loader
since Oct 2022
Google Cloud Trace
since Aug 2022
Priority Hints
since Feb 2023

Personalisation

Attentive
since May 2021

Programming languages

Erlang
since Sep 2018
Java
since Aug 2018
Node.js
since Sep 2022
PHP
since Aug 2018
Ruby
since Aug 2018
TypeScript
since Jan 2023

Retargeting

Google Remarketing Tag
since Jul 2021

RUM

Datadog
since Nov 2025
New Relic
since Aug 2018

Security

Cloudflare Bot Management
since Aug 2022
HSTS
since Sep 2022
Imperva
since Aug 2020
reCAPTCHA
since Sep 2024

Segmentation

Adobe Audience Manager
since Jul 2023

Shopify apps

Privy App
since Jan 2023

Tag managers

UI frameworks

Bootstrap
since Feb 2020
Chakra UI
since Sep 2022
CivicTheme
since Feb 2023
MUI
since May 2024
Tailwind CSS
since Apr 2022

Video players

MediaElement.js v2.14.0
since Jul 2019
Vimeo
since Jul 2021
YouTube
since Jun 2020

Web frameworks

Microsoft ASP.NET
since Aug 2022
Nette Framework
since Aug 2018
Ruby on Rails
since Aug 2018

Web server extensions

mod_dav v2
since Aug 2018

Web servers

Apache HTTP Server v2.4.65
since Aug 2018
Apache Tomcat v1.1
since Oct 2020
Cowboy
since Sep 2018
EZproxy
since Mar 2023
gunicorn v19.10.0
since Oct 2021
Nginx v1.24.0
since Jun 2018
OpenGSE
since Aug 2018
Phusion Passenger v6.1.2
since Aug 2018

Webmail

Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022

Widgets

FullCalendar v5.9.0
since Jan 2023
Twitter
since Aug 2018
Wheelio
since Sep 2021

Top search keywords

KeywordPositionEst. monthly visits
boolean search #1 91,500
new york public library main branch #1 30,800
new york public library #1 30,800
internet safety tips #3 29,300
nypl #1 22,500
new york #9 13,700
nys tax department #3 10,700
new york city public library main branch #1 10,000
new york public library main branch #3 9,900
jefferson library nyc #1 6,700
manga #7 6,300
new york state tax department #4 6,000
harold and the purple crayon book #6 5,600
nypl library #1 5,500
purple crayon book #6 4,600
nypl main branch #6 3,700
winnie the pooh #9 3,400
nyc public library main branch #1 3,300
gregory hines #4 3,300
new york city public library main branch #3 3,200
library card #2 2,900
new york public library main branch #7 2,600
brooklyn bridge new york #15 2,600
dewey decimal system #5 2,300
woolworth building #4 2,200

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.

Audience

  • 55% desktop
  • 44% phone
  • 2% tablet
  • United States
  • Canada
  • Philippines
  • Pakistan
  • Bangladesh
  • Egypt

Countries where the site has Chrome traffic, strongest markets first.

Open Page Rank

8.47 / 10 · ranked #2,704 of all domains

8,847 referring domains · OpenPageRank

Search traffic

694,800 est. monthly organic visits (US)

129,390 keywords in Google's top 30

Core Web Vitals

LCP1.5 s
INP75 ms
CLS0.05
TTFB1000 ms

Real user p75, Chrome UX Report, Jun 2026.

Page

  • CDN: Incapsula
  • Weight: 0.9 MB · 26 requests

Homepage as crawled by the HTTP Archive, Jul 2026.

Subdomains

HostTechs
donate.nypl.org 31
drupal.nypl.org 25
publicdomain.nypl.org 25
browse.nypl.org 24
shop.nypl.org 24
dev2-digitalcollections.nypl.org 22
mobile.nypl.org 22
rp-digitalcollections.nypl.org 22
borrow.nypl.org 21
dev-www.nypl.org 21
live-legacy-admin.nypl.org 21
new-digitalcollections.nypl.org 21
secure.nypl.org 21
atlas.nypl.org 19
libcal.nypl.org 19
digitalcollections.nypl.org 17
discovery.nypl.org 17
qa-digitalcollections.nypl.org 17
www.nypl.org 17
yizkor.nypl.org 17
digital.nypl.org 16
libguides.nypl.org 16
qa-discovery.nypl.org 16
stereo.nypl.org 16

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