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
2701 oxfordaasc.com 4.69/10 - - Feb 2020
2702 ourbus.com 4.69/10 - - Jan 2023
2703 melle.info 4.69/10 - - Jan 2019
2704 soundvenue.com 4.69/10 - - May 2026
2705 peradaban.ac.id 4.69/10 - - Dec 2020
2706 kra.co.kr 4.69/10 - - Jan 2023
2707 sd42.ca 4.69/10 - - Dec 2022
2708 grainlandcooperative.com 4.69/10 - - Sep 2023
2709 kinky.nl 4.69/10 - - Mar 2020
2710 paradigm.com 4.69/10 - - Jun 2020
2711 cccua.edu 4.69/10 3,200 554 Aug 2022
2712 thefarmerselevator.com 4.69/10 - - Feb 2024
2713 pingpong.se 4.69/10 - - Aug 2018
2714 forestagriservices.com 4.69/10 - - May 2025
2715 hardinxveld-giessendam.nl 4.69/10 - - Aug 2019
2716 lfdfarmers.com 4.69/10 - - Jun 2024
2717 farmerscoopelevator.com 4.69/10 - - Dec 2020
2718 turnerseedinc.com 4.69/10 - - Oct 2022
2719 proagfarmers.com 4.69/10 - - Jul 2019
2720 grebbeberg.nl 4.69/10 - - Jan 2019
2721 char.gy 4.69/10 4 26 Jan 2023
2722 stonestationelevator.com 4.69/10 - - Sep 2022
2723 tcgrain.com 4.69/10 - - Sep 2022
2724 urbanleague.org 4.69/10 - - Oct 2022
2725 mattmuseum.org 4.69/10 - - Jun 2023
2726 siouxlandenergy.com 4.69/10 - - Aug 2022
2727 centralplainstrading.com 4.69/10 10 35 Jun 2025
2728 remsencoop.com 4.69/10 - - Oct 2022
2729 rollingacresgrain.com 4.69/10 - - Jan 2023
2730 edonfarmerscoop.com 4.69/10 - - Aug 2022
2731 stickneyelevator.com 4.69/10 - - Aug 2024
2732 davidmaister.com 4.69/10 320 44 Jul 2025
2733 greencitylivestock.com 4.69/10 - - Aug 2022
2734 farmerseande.com 4.69/10 - - Mar 2023
2735 saica.com 4.69/10 - - Aug 2022
2736 punkincentergin.com 4.69/10 - - Jan 2023
2737 optometrie.nl 4.69/10 - - Jan 2019
2738 yande.re 4.69/10 - - Jun 2018
2739 landkreis-peine.de 4.69/10 - - Oct 2022
2740 jewellgrain.com 4.69/10 - - Nov 2022
2741 jamesvalleygrain.com 4.69/10 - - Nov 2022
2742 defacto-observatoire.fr 4.69/10 160 9 Mar 2022
2743 vinzenzgruppe.at 4.69/10 - - Dec 2023
2744 kanademono.design 4.69/10 - - Jan 2021
2745 knbb.nl 4.69/10 - - Jan 2023
2746 abuad.edu.ng 4.69/10 4 66 Aug 2022
2747 aug.edu 4.69/10 - - Jun 2025
2748 rambox.app 4.69/10 - - Jan 2023
2749 uni.edu.ni 4.69/10 - - Jul 2021
2750 libertadores.edu.co 4.69/10 - - Aug 2018
2751 okazii.ro 4.69/10 - - Jan 2016
2752 upertis.ac.id 4.69/10 - - Aug 2022
2753 meerdangewenst.nl 4.69/10 - - Feb 2025
2754 pageseditors.cat 4.69/10 - - Jan 2019
2755 aiep.cl 4.69/10 83 433 Mar 2022
2756 elc.or.jp 4.69/10 - - Apr 2019
2757 ticketsales.com 4.69/10 - - Jul 2020
2758 buid.ac.ae 4.69/10 1,500 182 Aug 2018
2759 jois.eu 4.69/10 - - Feb 2020
2760 suravenir.fr 4.69/10 - - Apr 2025
2761 veganisme.org 4.69/10 - - Nov 2022
2762 wiara.org.pl 4.69/10 - - Feb 2019
2763 smp.org 4.69/10 - - Sep 2018
2764 pknstan.ac.id 4.69/10 - - Nov 2022
2765 kalamunda.wa.gov.au 4.69/10 - - Aug 2022
2766 ppns.ac.id 4.69/10 - - Feb 2020
2767 infra-fuerth.de 4.69/10 - - Jan 2021
2768 amadori.it 4.69/10 9 36 Jun 2021
2769 wdrc.qld.gov.au 4.69/10 - - Feb 2024
2770 oldebroek.nl 4.69/10 - - Jan 2019
2771 also.ch 4.69/10 2 8 Mar 2024
2772 interflora.es 4.69/10 - - Jan 2016
2773 kobakant.at 4.69/10 - - Feb 2025
2774 hattem.nl 4.69/10 - - Aug 2022
2775 operapadrepio.it 4.69/10 - - May 2023
2776 poltekapp.ac.id 4.69/10 - - Dec 2020
2777 hoexter.de 4.69/10 - - Jan 2019
2778 pipmakassar.ac.id 4.69/10 - - Sep 2023
2779 bisdomhaarlem-amsterdam.nl 4.69/10 - 14 Feb 2019
2780 wrotamazowsza.pl 4.69/10 - - Jan 2019
2781 johnstoncc.edu 4.69/10 - - Aug 2022
2782 heimhaus.de 4.69/10 - - Dec 2022
2783 heerde.nl 4.69/10 - - Aug 2022
2784 levendetalen.nl 4.69/10 - - Aug 2022
2785 ubo.cl 4.69/10 - - Aug 2022
2786 elbertcounty-co.gov 4.69/10 - - Oct 2023
2787 vivario.org.br 4.69/10 - - Nov 2025
2788 pekela.nl 4.69/10 - - Jan 2019
2789 myko.cz 4.69/10 - - Oct 2017
2790 economics-sociology.eu 4.69/10 - - Apr 2019
2791 klassika.info 4.69/10 - - Jan 2016
2792 uac.ac.id 4.69/10 - - Apr 2024
2793 rezina.ua 4.69/10 - - Oct 2017
2794 ivol.nl 4.69/10 - - Jan 2019
2795 soil.ch 4.69/10 - - Dec 2023
2796 gorving.ca 4.69/10 - - Aug 2026
2797 veendam.nl 4.69/10 - - Jan 2019
2798 landerneau.bzh 4.69/10 - - Aug 2022
2799 dyson.com.sg 4.69/10 470 1,549 May 2024
2800 gympie.qld.gov.au 4.69/10 - - Nov 2021

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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