Websites Powered by Prototype

168,470 websites tracked using Prototype (JavaScript frameworks) · www.prototypejs.org

Prototype is a JavaScript framework for building interactive web applications. Its official site is prototypejs.org. PoweredBy tracks the websites that use Prototype across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the javascript frameworks ecosystem.

Usage trend

Domains observed using Prototype in each month's HTTP Archive crawl, Apr 2018 to Oct 2026 · peak 75,529 in May 2019. The tracked total above also counts sites not re-crawled recently.

Core Web Vitals

LCP 1.7 s INP 75 ms CLS 0 TTFB 700 ms

Median site among 50,339 Prototype sites with Chrome UX data, p75 values, Oct 2026.

Top countries

United States 13,438
Germany 12,070
United Kingdom 6,350
India 5,915
France 5,844
Japan 5,667
Spain 5,357
Netherlands 5,289

Sites using Prototype by audience country, Chrome UX Report.

Usage by industry

IndustryShareWebsites
Education 0.40% 251
Government 0.31% 29
Industrial and manufacturing 0.29% 15
Arts and entertainment 0.17% 86
Retail 0.15% 542
Non-profit and religious 0.14% 14
Pets and animals 0.13% 4
Finance and insurance 0.10% 21
Travel and hospitality 0.06% 53
Automotive 0.06% 50
News and media 0.06% 29
Sports and fitness 0.06% 12

Share of each industry's websites with a detected stack that use Prototype; industries come from what sites declare in their own structured data.

Top sites by authority

9+ 5% · 20 of 372 sites
8+ 4% · 345 of 7,677 sites
7+ 2% · 970 of 45,712 sites
6+ 1% · 1,563 of 110,136 sites
5+ <1% · 2,327 of 246,751 sites

The share of the web's most authoritative domains, by Open Page Rank tier, seen running Prototype in recent crawls. Only 372 domains worldwide score 9 or higher.

Websites using Prototype

#DomainOpen Page RankOPREst. monthly visits (US)Visits (US)KeywordsFirst seen
10801 rucedozadu.cz 1.56/10 - - Jan 2019
10802 schweikert-online.de 1.56/10 - - Nov 2023
10803 landgasthof-scheugenpflug.de 1.56/10 - - Aug 2022
10804 partdesanges.re 1.56/10 - - Nov 2022
10805 konditorei-nolda.de 1.56/10 - - Apr 2019
10806 portalsedu.com 1.56/10 - - May 2026
10807 stooss.com 1.56/10 - - Nov 2022
10808 gemme.org 1.56/10 - - Feb 2024
10809 rvw.de 1.56/10 - - Oct 2026
10810 abimultifamily.com 1.56/10 19 37 Mar 2021
10811 exodusaveirofest.com 1.56/10 - - Jan 2019
10812 freudpromenade.it 1.56/10 - - Sep 2025
10813 northcotbrick.co.uk 1.56/10 - - Mar 2024
10814 majdic.at 1.56/10 - - Jan 2019
10815 goldenlioncafe.us 1.56/10 - - Jul 2020
10816 cocoblack.kr 1.56/10 18 2 Mar 2020
10817 freeviewshop.co.nz 1.56/10 - - Feb 2019
10818 sm-raman.com 1.56/10 - - Jan 2019
10819 cityofmoultonal.com 1.56/10 6,000 168 Oct 2020
10820 endlessparadigm.com 1.56/10 - - Aug 2018
10821 statymai.com 1.56/10 - - Jul 2016
10822 kickbike.fi 1.56/10 - - Jul 2021
10823 krebs-bern.ch 1.56/10 - - Jun 2020
10824 schuleinterlaken.ch 1.56/10 - - May 2020
10825 kmptm.pl 1.56/10 - - May 2020
10826 mesqatar.org 1.56/10 - - Apr 2026
10827 altenvogtshof.de 1.56/10 - - Oct 2021
10828 protel.com.br 1.56/10 - - Jan 2019
10829 peter-caesar-schule.de 1.56/10 - - Jun 2023
10830 rs-naila.de 1.56/10 - - Jul 2019
10831 wvsiemens-berlin.de 1.56/10 - - Aug 2022
10832 gemeinde-werther.de 1.56/10 - - Apr 2019
10833 rft-geraete.de 1.56/10 - - Aug 2022
10834 ac-oelde.de 1.56/10 - - Apr 2023
10835 mb-treff.de 1.56/10 - - Jan 2016
10836 cafe-med.de 1.56/10 19 2 Feb 2019
10837 campingplatz-rothenburg.de 1.56/10 - - Sep 2020
10838 crosstours.at 1.56/10 1 21 May 2022
10839 visitvaldisotto.it 1.56/10 - - Sep 2021
10840 safariclub.gr 1.56/10 - - Sep 2021
10841 restauracionpuertadealcala.es 1.56/10 - - Aug 2023
10842 aytorres.es 1.56/10 - - Sep 2021
10843 excel-corp.jp 1.56/10 - - Aug 2022
10844 zanettigroup.at 1.56/10 - - Sep 2023
10845 wojciech-plock.pl 1.56/10 - - Feb 2019
10846 a-tm-zx-markt.nl 1.56/10 - - Oct 2022
10847 andermatt-ochsen.ch 1.56/10 - 1 Mar 2022
10848 baeren-zetzwil.ch 1.56/10 - - Oct 2024
10849 ps-muellheim.ch 1.56/10 - - Sep 2025
10850 entsorgungthalwil.ch 1.56/10 - - Feb 2023
10851 schulenledo.ch 1.56/10 - - Sep 2026
10852 buffet-du-funiculaire.ch 1.56/10 - 1 Feb 2020
10853 radonutredning.se 1.56/10 - - Apr 2020
10854 vodopad.cz 1.56/10 - - Sep 2020
10855 tasadorinmobiliario.org 1.56/10 - - Oct 2020
10856 e-src.net 1.55/10 - - Jan 2019
10857 r-est.ru 1.55/10 - - Nov 2023
10858 sevenclay.com 1.55/10 - - Aug 2022
10859 ppe-pressure-washer-parts.com 1.55/10 - - Jan 2016
10860 claudepascal.de 1.55/10 - - Jul 2022
10861 urniif.ru 1.55/10 - - Jan 2019
10862 sumig.com 1.55/10 - - Sep 2026
10863 vickimarsha.com 1.55/10 - - Apr 2019
10864 taiyoseikatsu.com 1.55/10 - - Aug 2018
10865 langschool.eu 1.55/10 - - Jan 2019
10866 nyjscc.kr 1.55/10 - - Apr 2022
10867 travelvu.app 1.55/10 - - May 2026
10868 cp-cms.com 1.55/10 - - Aug 2022
10869 meadow-golf.com 1.55/10 - - Oct 2020
10870 dkclassroomoutlet.com 1.55/10 - - Jan 2019
10871 theauldalliance.com 1.55/10 - - Sep 2022
10872 brewpark.com 1.55/10 160 95 Jun 2020
10873 garrels-ney.de 1.55/10 - - Jul 2023
10874 bankain.si 1.55/10 11 9 Jun 2018
10875 packoagri.be 1.55/10 - - Aug 2026
10876 kitchendoorhub.com 1.55/10 - - Jan 2019
10877 arsnet.com 1.55/10 960 235 Mar 2023
10878 kilpistaxi.fi 1.55/10 - - Aug 2024
10879 mdphloire.fr 1.55/10 - - Jun 2024
10880 bohnenkamp.ua 1.55/10 - - May 2021
10881 southernconnector.com 1.55/10 - - Jan 2019
10882 pause-canap.com 1.55/10 - - Jan 2019
10883 diesel-oder-benzin.de 1.55/10 - - Jan 2019
10884 gerhard-obermayr.com 1.55/10 - - Oct 2020
10885 lfz-hoeren-mv.de 1.55/10 - - Aug 2022
10886 havelland-grundschule.de 1.55/10 - - Oct 2022
10887 hansemuehle.de 1.55/10 - - Nov 2021
10888 tesmasport.si 1.55/10 - - Jan 2019
10889 jakobusschwestern.de 1.55/10 - - May 2023
10890 automattenwinkel.nl 1.55/10 - - Feb 2025
10891 elbe.no 1.55/10 - - May 2019
10892 gumplmayr.at 1.55/10 - - Jan 2021
10893 stikesyarsi-pontianak.ac.id 1.55/10 - - Feb 2026
10894 xikao.com 1.55/10 - - Jul 2023
10895 undartground.com 1.55/10 - - Jun 2020
10896 holmesdale.net 1.55/10 - - Jan 2016
10897 truthwatchers.com 1.55/10 - - Jan 2019
10898 jakobo.de 1.55/10 - - Apr 2019
10899 haus-hohegrete.de 1.55/10 - - Nov 2021
10900 tavoleeugubine.it 1.55/10 - - Sep 2025

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).

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