shadcn/ui is a collection of copy-in React components built on Radix UI and Tailwind CSS.
About 88,724 websites in the PageSourceSearch index contain the code that reveals it; the 50 highest-ranked are listed below.
How is shadcn/ui detected?
Current shadcn/ui components stamp data-slot= with their part names, such as data-slot="card-header". The discovery keyword is the exact bytes PageSourceSearch looks for in every stored page and script:
data-slot="(card-(header|title|content|footer)|sidebar-|navigation-menu|dropdown-menu-trigger|accordion-item)regexSearch 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 shadcn/ui
Top 50 websites using shadcn/ui
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 2026-10-01 03:41:17 UTC.
How does PageSourceSearch know a website uses shadcn/ui?
By the source itself: Current shadcn/ui components stamp data-slot= with their part names, such as data-slot="card-header". 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 shadcn/ui?
No. The page lists the 50 highest-ranked sites in the index whose source holds the keyword, out of about 88,724 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 shadcn/ui 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 data-slot="(card-(header|title|content|footer)|sidebar-|navigation-menu|dropdown-menu-trigger|accordion-item) with wp-content/plugins/ lists the WordPress sites that use shadcn/ui.