PageSourceSearch

npm packages on CDNs

Websites using sockjs-client (npm)

sockjs-client is an npm package; the sites listed here load it from the jsDelivr CDN, where it is among the most requested packages. 23 websites in the PageSourceSearch index contain the code that reveals it; the 23 highest-ranked are listed below.

How is sockjs-client (npm) detected?

A page loading sockjs-client from jsDelivr references cdn.jsdelivr.net/npm/sockjs-client followed by a version or a path. The discovery keyword is the exact bytes PageSourceSearch looks for in every stored page and script:

cdn\.jsdelivr\.net/npm/sockjs\-client[@/] regex Search the index for it

A literal is matched byte for byte, case-sensitively. Combine it with another keyword, a domain, a kind or a date filter on the search page to narrow the list. About sockjs-client (npm)

Top 50 websites using sockjs-client (npm)

Ranked by the domain's position in the crawl's ranked list (Common Crawl harmonic centrality), highest first. view source opens the stored page or script with the match highlighted. Computed 2026-09-30 13:20:01 UTC.

#WebsiteRankFound in
1 bankofcyprus.com 18,621 html https://online.bankofcyprus.com/Login_UI/Login view source profile
2 cont.ws 24,417 html https://cont.ws/ view source profile
3 youmed.vn 86,997 html https://youmed.vn/dat-kham/login view source profile
4 tracki.com 175,843 html https://app.tracki.com/create-account view source profile
5 u1-radio.at 179,755 html https://u1-radio.at/ view source profile
6 amarkosh.tech 191,081 html https://amarkosh.tech/en/ view source profile
7 zebra-comics.com 249,623 html https://zebra-comics.com/ view source profile
8 titan-coach-platform.eu 308,300 html https://titan-coach-platform.eu/ view source profile
9 websocket.org 400,849 html https://websocket.org/guides/building-a-websocket-app/ view source profile
10 wmse.org 426,431 html https://wmse.org/ view source profile
11 gptoday.net 834,789 html https://www.gptoday.net/en view source profile
12 xn--d2b1ag0dl.xn--h2brj9c 1,305,839 html https://xn--d2b1ag0dl.xn--h2brj9c/mr/ view source profile
13 xn--84b2eds0ge.xn--45brj9c 1,446,103 html https://xn--84b2eds0ge.xn--45brj9c/bn/ view source profile
14 rice-market.jp 1,620,581 html https://rice-market.jp/ view source profile
15 centrifugal.dev 1,912,827 js https://centrifugal.dev/assets/js/155d95c4.a83ca9e0.js view source profile
16 football-data.org 1,931,688 html https://www.football-data.org/ view source profile
17 kk7qas.us 2,121,580 html https://kk7qas.us/ view source profile
18 xn--l1b6a9di5a0j.xn--h2brj9c 2,656,875 html https://xn--l1b6a9di5a0j.xn--h2brj9c/hi/ view source profile
19 iobonline.com.br 2,823,233 html https://iobonline.com.br/ view source profile
20 panorra.com 4,655,553 html https://panorra.com/ view source profile
21 clubededesconto.df.gov.br 7,330,551 html https://clubededesconto.df.gov.br/ view source profile
22 thecomenstay.com 7,650,736 html https://thecomenstay.com/ view source profile
23 joshmlwood.com 8,170,677 html https://www.joshmlwood.com/post/load…h-spring-cloud-gateway/ view source profile

How it appears in the source

From bankofcyprus.com (html):

.com https://googleads.g.doubleclick.net https://www.google-analytics.com https://cdn.jsdelivr.net/npm/sockjs-client@1/dist/sockjs.min.js https://connect.facebook.net https://code.jquery.com/jquery-3.

See every site: search for cdn\.jsdelivr\.net/npm/sockjs\-client[@/]

Questions about finding sockjs-client (npm)

How does PageSourceSearch know a website uses sockjs-client (npm)?
By the source itself: A page loading sockjs-client from jsDelivr references cdn.jsdelivr.net/npm/sockjs-client followed by a version or a path. PageSourceSearch stores the raw HTML and first-party JavaScript of each crawled site and matches the keyword byte for byte, so every listed site's stored source contains it.
Is this a complete list of websites using sockjs-client (npm)?
No. The page lists the 50 highest-ranked sites in the index whose source holds the keyword, out of 23 websites that do; the count is the index's estimate at the time the list was computed. Run the keyword as a search to page through all of them, or add a kind or date filter.
How do I find websites that use sockjs-client (npm) together with another technology?
Search for both keywords at once: several terms separated by spaces must all be found on the same site, or with the Same page toggle in the same page. For example cdn\.jsdelivr\.net/npm/sockjs\-client[@/] with wp-content/plugins/ lists the WordPress sites that use sockjs-client (npm).