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opensearch.org

OpenSearch

Who runs OpenSearch, what it tracks and what it costs, and the 20 closest search and analytics engine alternatives.

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

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

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Visit OpenSearch

01 · Who’s behind it

Who runs OpenSearch

OpenSearch opensearch.org

OpenSearch is a community-driven, Apache 2.0-licensed open source search and analytics suite that makes it easy to ingest, search, visualize, and analyze data.

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

02 · Privacy

What OpenSearch 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.

trackers that follow visitors

14 of the 20 alternatives below have fewer, 2 have more.

Privacy-friendly alternatives →
Cookie banner
None found
US company
3 tools

  • Marketing and email tracking

    Links visits to email campaigns and customer profiles.

  • Tag manager

    Loads further tracking scripts, which we can’t always see.

  • Third-party embeds

    Videos, maps or fonts from other companies, which receive the visitor’s IP address.

03 · Alternatives

Alternatives to OpenSearch

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

None of the 60 sites closest to OpenSearch 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 OpenSearch 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
41 ms

Built with

CMS
JavaScript libraries
  • jQuery asset https://opensearch.org/wp-includes/js/jquery/jquery.min.js?ver=3.7.1
CSS & UI
Fonts
Tag managers
Marketing automation
  • HubSpot page source: js.hsforms.net
Monitoring
CDN
  • cdnjs asset https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/MathJax.js?config=TeX-MML-AM_CHTML
  • Fastly header x-served-by: cache-chi-klot8100158-CHI, cache-ber1080058-BER, cache-ber1…
Hosting
  • Pantheon header x-pantheon-styx-hostname: styx-us-a-684cbff7d7-wqmkd
Web servers
  • nginx header server: nginx
Languages & backends
  • PHP implied by WordPress (meta generator: WordPress 7.1.4)
Email delivery
  • Amazon SES TXT v=spf1 include:amazonses.com include:8112310.spf10.hubspotemail.net i…
SaaS tools (verified in DNS)