What powers opensyllabus.org?

Last seen Jun 2026 · 32 technologies across 15 categories

Analytics

Google Analytics
since Feb 2020
Hotjar
since Sep 2023

CDN

Amazon CloudFront
since Feb 2020
Amazon S3
since Feb 2020
Cloudflare
since May 2025
Unpkg
since Jul 2021

Comment systems

Livefyre
since Jun 2021

Documentation

Docusaurus v2.3.1
since Jun 2023

Font scripts

Google Font API
since Nov 2022

JavaScript frameworks

Emotion
since Jul 2023
Next.js v12.3.3
since Jul 2021
React
since Jun 2021
styled-components v5.3.9
since Nov 2022

JavaScript graphics

Recharts
since Dec 2022

JavaScript libraries

core-js v2.6.9
since Sep 2021
Lodash v4.17.21
since Jul 2021

Maps

Leaflet
since Feb 2020
Mapbox GL JS
since Nov 2022
Mapbox.js
since Sep 2023

Miscellaneous

HTTP/3
since May 2025
LottieFiles
since Feb 2026
Open Graph
since Sep 2022
Webpack
since Jul 2021

PaaS

Amazon Web Services
since Feb 2020
Vercel
since May 2021

Programming languages

Node.js
since Jul 2021

Security

HSTS
since Nov 2022

UI frameworks

MUI
since Jul 2022
Radix UI
since Jul 2023
Tailwind CSS
since Jul 2022

Webmail

Google Workspace
since Aug 2022

Top search keywords

KeywordPositionEst. monthly visits
syllabus and syllabi #29 130
syllabi #8 120
open syllabus #1 120
course syllabi #1 40
class syllabus #5 34
syllabus finder #1 27
how do i get a syllabus from an old class #2 23
how to find syllabus for classes #1 21
where to find syllabus for classes #1 15
syllabus archive #2 15
syllabi website #1 15
online syllabus #1 15
how to find syllabus for past classes #2 15
how to get a syllabus from an old class #3 14
syllabus download #1 9
syllabi database #1 9
university syllabus #2 8
what is a syllabus #81 6
syllabus curriculum #4 5
how to find old syllabus #3 4
open curriculum #14 2
syllabus explorer harvard #7 1
the syllabus #14 1
what is a syllabus in education #55 1
online courses syllabus #5 1

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

  • 46% phone
  • 42% desktop
  • 12% tablet
  • Egypt
  • Saudi Arabia
  • Morocco
  • Algeria
  • Iraq
  • United States

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

Open Page Rank

5.00 / 10 · ranked #246,371 of all domains

176 referring domains · OpenPageRank

Search traffic

650 est. monthly organic visits (US)

57 keywords in Google's top 30

Core Web Vitals

LCP2.1 s
INP100 ms
CLS0
TTFB800 ms

Real user p75, Chrome UX Report, Jun 2026.

Page

  • Language: English
  • CDN: Cloudflare
  • Weight: 0.8 MB · 18 requests
  • Structured data: OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Jul 2026.

Subdomains

HostTechs
analytics.opensyllabus.org 20
opensyllabus.org 18
coursematcher.opensyllabus.org 15
galaxy.opensyllabus.org 14
oer.opensyllabus.org 14
www.opensyllabus.org 13
explorer.opensyllabus.org 12
blog.opensyllabus.org 11

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