Libsyn is a podcast hosting service with an embeddable player.
About 1,171 websites in the PageSourceSearch index contain the code that reveals it; the 50 highest-ranked are listed below.
How is Libsyn player detected?
The player is an iframe on html5-player.libsyn.com/embed/. 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 Libsyn player
Top 50 websites using Libsyn player
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 03:01:16 UTC.
How does PageSourceSearch know a website uses Libsyn player?
By the source itself: The player is an iframe on html5-player.libsyn.com/embed/. 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 Libsyn player?
No. The page lists the 50 highest-ranked sites in the index whose source holds the keyword, out of about 1,171 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 Libsyn player 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 html5-player.libsyn.com/embed/ with wp-content/plugins/ lists the WordPress sites that use Libsyn player.