Google Hosted Libraries serves popular open-source JavaScript libraries from Google's CDN.
About 366,407 websites in the PageSourceSearch index contain the code that reveals it; the 50 highest-ranked are listed below.
How is Google Hosted Libraries detected?
Libraries hosted by Google are referenced under ajax.googleapis.com/ajax/libs/. The discovery keyword is the exact bytes PageSourceSearch looks for in every stored page and script:
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 Google Hosted Libraries
Top 50 websites using Google Hosted Libraries
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 2026-10-04 14:41:28 UTC.
How does PageSourceSearch know a website uses Google Hosted Libraries?
By the source itself: Libraries hosted by Google are referenced under ajax.googleapis.com/ajax/libs/. 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 Google Hosted Libraries?
No. The page lists the 50 highest-ranked sites in the index whose source holds the keyword, out of about 366,407 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 Google Hosted Libraries 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 ajax.googleapis.com/ajax/libs/ with wp-content/plugins/ lists the WordPress sites that use Google Hosted Libraries.