Websites using Fluent UI React v8 (Office UI Fabric)
Fluent UI React v8, formerly Office UI Fabric React, is Microsoft's earlier React component library. About 642,535 websites in the PageSourceSearch index contain the code that reveals it; the 3 highest-ranked are listed below.
How is Fluent UI React v8 (Office UI Fabric) detected?
Fluent UI v8 components render global class names such as ms-Fabric, ms-Button and ms-TextField. The discovery keyword is the exact bytes PageSourceSearch looks for in every stored page and script:
class="ms-(Fabric|Button|TextField|Nav|Pivot|Panel) 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 Fluent UI React v8 (Office UI Fabric)
Top 50 websites using Fluent UI React v8 (Office UI Fabric)
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 02:55:28 UTC; the list stopped short of 50 because the search's budget ran out.
| # | Website | Rank | Found in | |
|---|---|---|---|---|
| 1 | typescriptlang.org | 1,913 | html https://www.typescriptlang.org/ | view source profile |
| 2 | cbs.gov.il | 33,881 | js https://www.cbs.gov.il/_layouts/15/clientforms.js | view source profile |
| 3 | appfluence.com | 39,445 | html https://sync.appfluence.com/accounts…/?next=/manage/account/ | view source profile |
How it appears in the source
From typescriptlang.org (html):
<div id="___gatsby"><div style="outline:none" tabindex="-1" id="gatsby-focus-wrapper"><div class="ms-Fabric"><div id="cookie-banner" class="openx"></div><header dir="ltr"><a class="skip-to-main" href=
See every site: search for class="ms-(Fabric|Button|TextField|Nav|Pivot|Panel)
Questions about finding Fluent UI React v8 (Office UI Fabric)
- How does PageSourceSearch know a website uses Fluent UI React v8 (Office UI Fabric)?
- By the source itself: Fluent UI v8 components render global class names such as ms-Fabric, ms-Button and ms-TextField. 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 Fluent UI React v8 (Office UI Fabric)?
- No. The page lists the 50 highest-ranked sites in the index whose source holds the keyword, out of about 642,535 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 Fluent UI React v8 (Office UI Fabric) 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 class="ms-(Fabric|Button|TextField|Nav|Pivot|Panel) with wp-content/plugins/ lists the WordPress sites that use Fluent UI React v8 (Office UI Fabric).