What powers collegeopentextbooks.org?

Last seen Jun 2026 · 29 technologies across 17 categories

Analytics

Google Analytics vUA
since Jun 2018

Cache Tools

WordPress Super Cache
since Jul 2018

CDN

Cloudflare
since Aug 2022

CMS

WordPress v7.0
since Apr 2018

Databases

MySQL
since Jun 2018

Font Scripts

Font Awesome
since Apr 2018
Google Font API
since Apr 2018
Twitter Emoji (Twemoji)
since Jun 2018

Hosting

Liquid Web
since Feb 2023
WordPress Multisite
since Jul 2023

JavaScript frameworks

GSAP v3.9.1
since Aug 2022

JavaScript libraries

core-js v3.46.0
since Aug 2022
Isotope
since Aug 2022
jQuery v3.7.1
since Apr 2018
jQuery Migrate v3.4.1
since Apr 2018
jQuery UI v1.13.3
since Jun 2018
Swiper
since Jan 2023

Miscellaneous

Popper
since Aug 2022
RSS
since Jan 2023

Performance

Priority Hints
since Apr 2024

Programming languages

PHP
since Jun 2018

Security

Cloudflare Bot Management
since Aug 2022

UI frameworks

Bootstrap v4.5.2
since Aug 2022

Video players

Vimeo
since Aug 2022

Web servers

Apache HTTP Server
since Apr 2018

WordPress plugins

Contact Form 7 v6.0.5
since Aug 2022
Elementor v3.34.2
since Aug 2022
Redux Framework v4.3.5.2
since May 2023
Yoast SEO
since Apr 2018

Top search keywords

KeywordPositionEst. monthly visits
text book #94 0
the open textbook library #52 0
open access textbooks #30 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.

Open Page Rank

5.16 / 10 · ranked #232,456 of all domains

136 referring domains · OpenPageRank

Page

  • Language: English (United States)
  • Weight: 7.1 MB · 184 requests
  • WordPress theme: slope · all themes

Homepage as crawled by the HTTP Archive, Jul 2026.

Subdomains

HostTechs
collegeopentextbooks.org 25
www.collegeopentextbooks.org 13

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