Websites Powered by YUI
903,436 websites tracked using YUI (JavaScript libraries) · clarle.github.io
YUI is a JavaScript library used to add functionality to web pages. Its official site is clarle.github.io. PoweredBy tracks the websites that use YUI across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the javascript libraries ecosystem.
Usage trend
100K
200K
300K
Apr 2018
May 2020
Jul 2022
Aug 2024
Sep 2026
Domains observed using YUI in each month's HTTP Archive crawl,
Apr 2018 to Sep 2026 · peak 290,944 in Oct 2024. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.6 s
INP 50 ms
CLS 0
TTFB 500 ms
Median site among 279,542 YUI sites with Chrome UX data, p75 values, Aug 2026.
Top countries
United States
161,474
United Kingdom
30,241
Canada
23,814
Australia
19,153
India
14,321
Germany
12,570
France
10,188
Spain
9,841
Sites using YUI by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Arts and entertainment | 4.57% | 1,886 |
| Non-profit and religious | 2.33% | 182 |
| Education | 2.03% | 1,013 |
| Beauty and wellness | 1.90% | 488 |
| Professional services | 1.46% | 602 |
| Restaurants and food | 1.43% | 1,953 |
| Sports and fitness | 1.39% | 232 |
| Government | 1.33% | 107 |
| Healthcare | 1.11% | 1,180 |
| Travel and hospitality | 0.97% | 718 |
| Home and construction | 0.95% | 450 |
| Finance and insurance | 0.75% | 124 |
Share of each industry's websites with a detected stack that use YUI; industries come from what sites declare in their own structured data.
Top sites by authority
9+
12% · 45 of 372 sites
8+
10% · 765 of 7,677 sites
7+
6% · 2,557 of 45,712 sites
6+
4% · 4,291 of 110,136 sites
5+
3% · 6,743 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running YUI in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using YUI
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 2801 | milanocastello.it | 6.87/10 | 680 | 410 | Apr 2025 |
| 2802 | aneca.es | 6.87/10 | 250 | 281 | Nov 2022 |
| 2803 | autoroutes.fr | 6.87/10 | 390 | 580 | Jul 2017 |
| 2804 | unib.ac.id | 6.87/10 | 9 | 21 | Jan 2019 |
| 2805 | funai.gov.br | 6.87/10 | - | - | Feb 2026 |
| 2806 | locally.com | 6.86/10 | 651,300 | 269,467 | May 2022 |
| 2807 | shl.com | 6.86/10 | 12,900 | 6,484 | Apr 2023 |
| 2808 | pff.com | 6.86/10 | 751,900 | 223,865 | Oct 2024 |
| 2809 | necsi.edu | 6.86/10 | 18,200 | 2,788 | Mar 2019 |
| 2810 | sruc.ac.uk | 6.86/10 | 630 | 1,265 | Dec 2020 |
| 2811 | thueringen-entdecken.de | 6.86/10 | 580 | 229 | Sep 2020 |
| 2812 | solent.ac.uk | 6.86/10 | 1,500 | 1,083 | Aug 2018 |
| 2813 | akdeniz.edu.tr | 6.86/10 | 76 | 53 | Sep 2020 |
| 2814 | semarnat.gob.mx | 6.86/10 | 16 | 37 | Jul 2021 |
| 2815 | w-hs.de | 6.86/10 | 78 | 181 | Aug 2018 |
| 2816 | uemg.br | 6.86/10 | 140 | 123 | Aug 2018 |
| 2817 | americancouncils.org | 6.86/10 | 3,400 | 719 | Sep 2020 |
| 2818 | salve.edu | 6.86/10 | 29,900 | 12,059 | Sep 2020 |
| 2819 | atsu.edu | 6.86/10 | 32,800 | 18,575 | May 2025 |
| 2820 | mitchellhamline.edu | 6.86/10 | 135,200 | 22,292 | May 2021 |
| 2821 | frederickcountymd.gov | 6.86/10 | 40,800 | 10,541 | Dec 2020 |
| 2822 | liuc.it | 6.86/10 | 2 | 57 | Apr 2020 |
| 2823 | ifes.edu.br | 6.86/10 | 35 | 127 | Aug 2018 |
| 2824 | ups.edu.ec | 6.86/10 | 300 | 520 | Jun 2018 |
| 2825 | mpsp.mp.br | 6.86/10 | 750 | 785 | Feb 2022 |
| 2826 | newarknj.gov | 6.86/10 | 43,500 | 9,525 | Dec 2022 |
| 2827 | ifsul.edu.br | 6.86/10 | 45 | 121 | Jan 2019 |
| 2828 | um-surabaya.ac.id | 6.86/10 | 230 | 415 | May 2020 |
| 2829 | barobirlik.org.tr | 6.85/10 | 180 | 291 | Apr 2024 |
| 2830 | presidencia.gub.uy | 6.85/10 | 4 | 2 | Aug 2022 |
| 2831 | usp.ac.fj | 6.85/10 | 4,100 | 2,408 | Aug 2018 |
| 2832 | agenas.it | 6.85/10 | - | - | Jun 2023 |
| 2833 | naccho.org.au | 6.85/10 | 160 | 153 | Jun 2025 |
| 2834 | sogang.ac.kr | 6.85/10 | 95 | 59 | Dec 2025 |
| 2835 | blueflag.global | 6.85/10 | 4,200 | 179 | Jan 2019 |
| 2836 | uahurtado.cl | 6.85/10 | 160 | 179 | Oct 2020 |
| 2837 | davidbowie.com | 6.85/10 | 96,000 | 2,169 | Jun 2018 |
| 2838 | th-wildau.de | 6.85/10 | 32 | 65 | Jan 2025 |
| 2839 | cseindia.org | 6.85/10 | 550 | 987 | Jul 2020 |
| 2840 | folkwang-uni.de | 6.85/10 | 29 | 87 | Jul 2020 |
| 2841 | nbu.bg | 6.85/10 | 120 | 44 | Aug 2018 |
| 2842 | downstate.edu | 6.85/10 | 44,800 | 30,435 | Sep 2025 |
| 2843 | unimol.it | 6.85/10 | 100 | 16 | Jun 2020 |
| 2844 | jccc.edu | 6.85/10 | 56,600 | 27,893 | Jul 2022 |
| 2845 | educastur.es | 6.85/10 | 1,300 | 794 | Jun 2018 |
| 2846 | trf1.jus.br | 6.85/10 | 540 | 1,799 | Jun 2020 |
| 2847 | wella.com | 6.84/10 | 147,800 | 47,092 | Aug 2018 |
| 2848 | royalairmaroc.com | 6.84/10 | 49,400 | 31,508 | May 2020 |
| 2849 | cmu.edu.tw | 6.84/10 | 480 | 58 | Sep 2020 |
| 2850 | coalitionforcollegeaccess.org | 6.84/10 | 15,100 | 2,757 | May 2020 |
| 2851 | bgrci.de | 6.84/10 | 44 | 31 | Dec 2023 |
| 2852 | un-ihe.org | 6.84/10 | 480 | 360 | Jan 2019 |
| 2853 | inr.pt | 6.84/10 | 57 | 46 | May 2019 |
| 2854 | leicester.gov.uk | 6.84/10 | 4,000 | 2,144 | Aug 2018 |
| 2855 | sze.hu | 6.84/10 | - | 7 | Aug 2018 |
| 2856 | parachute.ca | 6.84/10 | 980 | 829 | Jan 2023 |
| 2857 | vsu.edu | 6.84/10 | 42,500 | 19,275 | Apr 2019 |
| 2858 | puce.edu.ec | 6.84/10 | 1,700 | 992 | Aug 2018 |
| 2859 | bnb.gov.br | 6.84/10 | 120 | 632 | Jun 2018 |
| 2860 | comune-online.it | 6.84/10 | - | - | Jul 2019 |
| 2861 | sggw.edu.pl | 6.84/10 | 1,100 | 330 | Mar 2023 |
| 2862 | cardif.fr | 6.84/10 | 78 | 168 | Aug 2018 |
| 2863 | sib.swiss | 6.83/10 | 600 | 222 | Sep 2022 |
| 2864 | rcgroups.com | 6.83/10 | 51,400 | 81,938 | Jun 2017 |
| 2865 | unwe.bg | 6.83/10 | 230 | 156 | Aug 2018 |
| 2866 | teamrwb.org | 6.83/10 | 23,100 | 5,305 | Apr 2022 |
| 2867 | hs-kempten.de | 6.83/10 | 680 | 92 | Aug 2018 |
| 2868 | catalunya.com | 6.83/10 | 2,500 | 1,947 | Aug 2022 |
| 2869 | legeforeningen.no | 6.83/10 | 240 | 381 | Apr 2019 |
| 2870 | asef.org | 6.83/10 | 250 | 222 | Jul 2023 |
| 2871 | onu.edu | 6.83/10 | 20,000 | 10,155 | Aug 2018 |
| 2872 | unistrasi.it | 6.83/10 | 110 | 154 | Sep 2018 |
| 2873 | utica.edu | 6.83/10 | 48,200 | 26,401 | Aug 2018 |
| 2874 | alcampo.es | 6.83/10 | 9 | 5 | Dec 2023 |
| 2875 | fortaleza.ce.gov.br | 6.83/10 | 490 | 808 | Oct 2020 |
| 2876 | unior.it | 6.83/10 | 24 | 94 | Aug 2018 |
| 2877 | ggu.edu | 6.83/10 | 14,100 | 7,706 | Aug 2018 |
| 2878 | giunti.it | 6.83/10 | 59 | 306 | Sep 2021 |
| 2879 | museosdeandalucia.es | 6.83/10 | 510 | 529 | Jan 2019 |
| 2880 | virbac.com | 6.82/10 | - | - | May 2022 |
| 2881 | accesstomemory.org | 6.82/10 | 270 | 263 | Oct 2021 |
| 2882 | jimmyfund.org | 6.82/10 | 7,700 | 1,429 | Jan 2019 |
| 2883 | comunitatvalenciana.com | 6.82/10 | 2,300 | 2,126 | Jun 2020 |
| 2884 | otis.com | 6.82/10 | 43,800 | 8,675 | Oct 2019 |
| 2885 | lvm.fi | 6.82/10 | 3 | 29 | Jan 2019 |
| 2886 | hbku.edu.qa | 6.82/10 | 1,200 | 1,673 | Dec 2022 |
| 2887 | gera.de | 6.82/10 | 500 | 103 | Nov 2022 |
| 2888 | lachambre.be | 6.82/10 | 6 | 6 | Aug 2018 |
| 2889 | ccu.edu.tw | 6.82/10 | 210 | 33 | Sep 2019 |
| 2890 | nccommunitycolleges.edu | 6.82/10 | 30,200 | 4,912 | Oct 2024 |
| 2891 | solingen.de | 6.82/10 | - | - | Aug 2022 |
| 2892 | ccb.org.co | 6.82/10 | 1,300 | 1,684 | Jun 2018 |
| 2893 | dillingen.de | 6.82/10 | - | - | Feb 2020 |
| 2894 | geektyrant.com | 6.82/10 | 158,500 | 133,086 | Jun 2018 |
| 2895 | pkn.pl | 6.82/10 | 14 | 33 | Aug 2018 |
| 2896 | hamk.fi | 6.82/10 | 180 | 166 | Aug 2018 |
| 2897 | th-owl.de | 6.82/10 | 190 | 231 | Nov 2022 |
| 2898 | ucn.cl | 6.82/10 | 60 | 145 | Dec 2020 |
| 2899 | kemenkumham.go.id | 6.82/10 | - | - | Jan 2019 |
| 2900 | murciasalud.es | 6.82/10 | 1,600 | 7,068 | Jun 2022 |
Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.
Download top 10,000 as CSV (zip) →
Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).