Alternatives and competitors
Sites like Open Library
The 20 closest digital library alternatives to Open Library, ranked by what they actually offer, and the 4 technologies behind it.
Looking for an alternative to Open Library? The closest matches are Internet Archive, Project Gutenberg and JSTOR. We match sites by what they actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Vote on each alternative and leave a short note to help the next person choose.
- Neighbours
- k = 20
- Sites searched
- 4,032
- Vector
- 384-d
- Query
- 16 ms
01 · Entity
About Open Library
Open Library openlibrary.org
Welcome to Open Library | Open Library
Open Library is an open, editable library catalog, building towards a web page for every book ever published. Read, borrow, and discover more than 3M books for free.
Wikidata: online project for book data by the Internet Archive
Summary by Claude
An open, user-editable online catalog of books that aims to have a page for every published book, with free reading and borrowing of digitized books through controlled digital lending, run by the Internet Archive.
- Who it’s for
- Readers, students, librarians, researchers
- Business model
- Nonprofit, donations and grants
02 · Embedding space
Competitor map
Each alternative by how close its vector is to Open Library’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.
similarity × popularity
03 · Nearest neighbours
Alternatives to Open Library
Thumbs up if it’s a real alternative to Open Library, thumbs down if it isn’t.
- 01
Internet Archive: Digital Library of Free & Borrowable Texts, Movies, Music & Wayback Machine
U.S. non-profit organization and digital archive
Very close cos 0.935 - 02
Free eBooks | Project Gutenberg
Project Gutenberg is a library of over 75,000 free eBooks. Choose from ebook formats or read online. No fees, no registration, no ads.
Very close cos 0.934 - 03
Client Challenge
distributor of eBooks and other digital media
Very close cos 0.924 - 04
Wikibooks
free multilingual online collection of textbooks
Very close cos 0.923 - 05
Scribd: Home to the world’s documents.
Get to the source. Specialized knowledge on any topic, and answers you won’t find anywhere else. Home to the world’s documents, 300M+ and counting.
Very close cos 0.918 - 06
Request temporarily denied. | Archive of Our Own
nonprofit online fanfiction repository operated by the Organization for Transformative Works
Very close cos 0.911 - 07
WorldCat.org
WorldCat.org is a global catalog of library materials. You can search for books, music, video, articles and much more at libraries near you.
- Adobe Experience Manager
- Cloudflare
- Cloudflare DNS
- Cloudflare Web Analytics
- Google Tag Manager
- Meta Business Suite
Very close cos 0.906 - 08
Our World in Data
Research and data to make progress against the world’s largest problems.
- Google Search Console
- Cloudflare
- Cloudflare DNS
- Cloudflare Web Analytics
- Google Tag Manager
- Google Workspace
Very close cos 0.906 - 09
Wikipedia
Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.
Very close cos 0.906 - 10
De Gruyter Brill
De Gruyter Brill | Over 300 years of publishing excellence
Very close cos 0.903 - 11
Wikisource
online multilingual library that collects open-content source material
Very close cos 0.904 - 12
OverDrive: Free ebooks, audiobooks & movies from your library.
Thousands of libraries & schools offer free digital content thru OverDrive's suite of products/services. Learn more about Libby, Kanopy, Sora & TeachingBooks.
Very close cos 0.900 - 13
Calaméo - Publishing Platform for Documents and Magazines
Publishing platform for digital magazines, interactive publications and online catalogs. Convert documents to beautiful publications and share them worldwide
Very close cos 0.901 - 14
Zotero | Your personal research assistant
Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.
Very close cos 0.901 - 15
global library cooperative
Very close cos 0.898 - 16
Home | Library of Congress
The world's largest library. View historic photos, maps, books and more. Contact experts for help with research. Plan a visit. Home of U.S. Copyright Office.
Very close cos 0.901 - 17
OSF
tools that make open science practice easier
Very close cos 0.899 - 18
Internet Meme Database | Know Your Meme
Know Your Meme is a website dedicated to documenting Internet phenomena: viral videos, image macros, catchphrases, web celebs and more.
Very close cos 0.896 - 19
Wikimedia Error
global social movement for free educational knowledge
Very close cos 0.896 - 20
Brazil
digital library
Close cos 0.893
Ranked by score: the cosine similarity of each site’s vector to openlibrary.org’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones Open Library uses too. Votes and comments come from visitors and don’t change the ranking.
04 · Fingerprints
Technology
What Open Library is built with, and what its closest competitors use, from its homepage’s code and its DNS records.
Built with
- Analytics
- Matomo page source: _paq.push(
- Web servers
- nginx header server: nginx/1.30.6
- SaaS tools (verified in DNS)
- Bing Webmaster Tools meta msvalidate.01: 8BEBECBEF537077737975A49D55B857D
- Google Search Console meta google-site-verification: KrqcZD4l5BLNVyjzSi2sjZBiwgmkJ1W7n6w7ThD7A74
Stack changes
No changes yet. Each new crawl is compared with the last one, and what Open Library adds or drops shows up here.
What competitors use
Across the 20 closest sites.
- Google Search Console 18/20
- Microsoft 365 · not on openlibrary.org 11/20
- Atlassian · not on openlibrary.org 7/20
- Meta Business Suite · not on openlibrary.org 7/20
- Google Tag Manager · not on openlibrary.org 6/20
- Cloudflare · not on openlibrary.org 6/20
- Amazon Route 53 · not on openlibrary.org 5/20
- Cloudflare DNS · not on openlibrary.org 5/20
- Google Workspace · not on openlibrary.org 4/20
- GlobalSign · not on openlibrary.org 4/20
- OpenAI · not on openlibrary.org 4/20
- Apple Business · not on openlibrary.org 4/20
- Salesforce · not on openlibrary.org 3/20
- Fastly · not on openlibrary.org 3/20
- React · not on openlibrary.org 3/20
- Canva · not on openlibrary.org 3/20