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crossref.org

Crossref

Who runs Crossref, what it tracks and what it costs, and the 20 closest scholarly metadata infrastructure alternatives.

Who’s behind it
Not stated
Online since
Unknown
Trackers
Prices
No pricing page
Last price change
–
Closest alternative
DataCite

Measured from Crossref’s own pages, the Internet Archive and public records. Hover a dotted value for its source and date.

We’ll send a link to confirm. Your address is only used for these alerts.

Visit Crossref

01 · Who’s behind it

Who runs Crossref

Crossref crossref.org

Crossref is open infrastructure linking the world's research. 26,500 members, 171 countries, 2.1 billion monthly API queries.

Wikidata: one of the official Digital Object Identifier Registration Agencies of the International DOI Foundation

Company
No imprint we could read
Online since
Not in the Internet Archive
Audience
In English

02 · Privacy

What Crossref tracks

What the homepage loads before you accept or decline cookies. A cookie banner should hold most of it back until you agree, and a tag manager can load more that we don’t see.

tracker that follows visitors

8 of the 19 alternatives below have fewer, 5 have more.

Privacy-friendly alternatives →
Cookie banner
None found

  • Visitor analytics

    Counts and follows visits, usually with cookies.

03 · Alternatives

Alternatives to Crossref

Fewer trackers than CrossrefNo ad trackersRegistered in the EUFree planOnly in English

None of the 60 sites closest to Crossref match these filters. We read imprints and pricing pages once a week, so more sites qualify as we get to them.

04 · History

What changed

Price and policy history →

No changes yet. Each new crawl is compared with the last one, and what Crossref adds, drops or rewrites shows up here.

05 · Details

How we measure

Alternatives are matched by what sites actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Trackers and the rest of the stack come from the homepage’s code and DNS records.

The full technology stack and search numbers · 14 technologies
Neighbours
k = 60
Sites searched
9,222
Vector
384-d
Query
47 ms

Built with

JavaScript libraries
  • jQuery asset https://www.crossref.org/js/jquery.min.js
CSS & UI
  • Bootstrap asset https://www.crossref.org/js/bootstrap.min.js
  • Font Awesome asset https://www.crossref.org/fontawesome/css/all.min.css
Analytics
  • Matomo page source: _paq.push(
Live chat & support
  • Zendesk TXT v=spf1 ip4:208.254.38.64/27 ip4:108.26.163.24 ip4:18.233.120.246 incl…
CDN
  • Amazon CloudFront header x-amz-cf-id: BkAXA8mwE1DbolpDB6-t6MH7TzUR_cuK7i0BW7hPk6nWQXliHw5Fgg==
  • cdnjs asset https://cdnjs.cloudflare.com/ajax/libs/masonry/4.1.0/masonry.pkgd.js
  • jsDelivr asset https://cdn.jsdelivr.net/algoliasearch/3/algoliasearch.min.js
Hosting
Site search
  • Algolia page source: algoliasearch
Email hosting
Email delivery
  • Amazon SES TXT v=spf1 ip4:208.254.38.64/27 ip4:108.26.163.24 ip4:18.233.120.246 incl…
DNS hosting