Websites Powered by Closure Library

85,649 websites tracked using Closure Library (JavaScript libraries) · github.com

Closure Library is a JavaScript library used to add functionality to web pages. Its official site is github.com. PoweredBy tracks the websites that use Closure Library 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

Domains observed using Closure Library in each month's HTTP Archive crawl, Oct 2023 to Jun 2026 · peak 38,216 in Nov 2023. The tracked total above also counts sites not re-crawled recently.

Core Web Vitals

LCP 2 s INP 75 ms CLS 0 TTFB 800 ms

Median site among 33,245 Closure Library sites with Chrome UX data, p75 values, Jun 2026.

Top countries

United States 8,763
India 6,090
Brazil 3,852
Japan 3,759
United Kingdom 3,315
Indonesia 3,249
Spain 3,071
France 3,031

Sites using Closure Library by audience country, Chrome UX Report.

Top sites by authority

9+ 6% · 23 of 372 sites
8+ 3% · 211 of 7,677 sites
7+ 1% · 584 of 45,712 sites
6+ <1% · 876 of 110,136 sites
5+ <1% · 1,331 of 246,751 sites

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

Websites using Closure Library

#DomainOpen Page RankOPREst. monthly visits (US)Visits (US)KeywordsFirst seen
2001 pharmastuff.org 0.23/10 - - Dec 2025
2002 phoenix-wind.com 1.52/10 - - Dec 2024
2003 photha.ac.th 0.43/10 - - Oct 2023
2004 pianetafanta.it 1.96/10 - - Jun 2025
2005 pienovels.com 0.10/10 - - May 2025
2006 pilootenvliegtuig.nl 3.47/10 - - Oct 2025
2007 pincetas.lt 2.58/10 - - Oct 2023
2008 pindula.co.zw 5.03/10 810 1,011 Aug 2025
2009 pixelstalk.net 5.55/10 2,400 8,851 Nov 2023
2010 plages.tv 4.73/10 - - Oct 2023
2011 platetrecette.com 1.64/10 - - Dec 2023
2012 playcarsimulator2.com 1.48/10 - - Jan 2026
2013 playmod.store 1.81/10 - - Mar 2025
2014 playsuikagame.com 1.18/10 - - May 2024
2015 pngall.com 5.70/10 27,400 53,967 Apr 2025
2016 pngarts.com 4.14/10 - - Apr 2025
2017 pngmart.com 4.88/10 - - Apr 2025
2018 pocosja.com.br 3.66/10 - - Jan 2024
2019 poltekkes-mks.ac.id 3.72/10 - - Oct 2023
2020 pop-kaiproperti.com - - - Oct 2023
2021 portalempregalitoral.com.br 1.42/10 - - Dec 2024
2022 portaljoinvilleempregos.com.br - - - Apr 2026
2023 portalmorada.com.br 2.87/10 - - Dec 2025
2024 portoferreiraonline.com.br 1.74/10 - - Jan 2025
2025 post-journal.com 6.05/10 40,800 25,669 Oct 2023
2026 postingandtoasting.com 5.35/10 15,200 5,435 Jan 2025
2027 poundingtherock.com 5.54/10 40,900 13,931 Nov 2024
2028 powertak.in 0.38/10 - - Jun 2026
2029 pozarevacinfo.rs 1.07/10 - - Jan 2026
2030 ppt21.com 0.46/10 - - Sep 2024
2031 praca-niemcy24.pl 2.53/10 - - Oct 2023
2032 pracomat.cz 3.61/10 - - Nov 2024
2033 praktycznyegzamin.pl 0.78/10 - - Oct 2023
2034 pramukalawschool.com 0.12/10 - - Oct 2023
2035 pratofundo.com 2.00/10 - - Jan 2025
2036 predatoryjournals.org 4.62/10 - - Jan 2026
2037 predicd.com 0.75/10 - - Sep 2024
2038 premharsh.in - - - Apr 2025
2039 primeraedicioncol.com 1.66/10 - - Nov 2023
2040 primesport.gr 1.63/10 - - Nov 2023
2041 prislop148.ro 0.71/10 - - Nov 2023
2042 program-tv.ro 1.18/10 - - Sep 2024
2043 prombet365.com 0.10/10 - - Oct 2024
2044 proukrhistory.com.ua 0.36/10 - - Oct 2023
2045 psicotecnicostest.com 2.25/10 - - Oct 2023
2046 pskmotor.com - - - Feb 2026
2047 psxhax.com 2.99/10 - - Apr 2024
2048 ptustudy.com 0.11/10 - - Dec 2025
2049 puhelinvertailu.com 3.23/10 - - Oct 2023
2050 punjabikhabarsaar.com 0.12/10 - - Apr 2025
2051 punjabjobalert.com 0.44/10 - - May 2026
2052 pupapers.com - - - Dec 2023
2053 puppiesforadoptionakc.com - - - Jan 2026
2054 purehelp.no 3.76/10 - - Oct 2023
2055 purekikuyulyrics.co.ke 0.42/10 - - Dec 2023
2056 purplerow.com 5.48/10 29,700 10,948 Nov 2024
2057 putovanja.info 1.88/10 - - Oct 2023
2058 qalimat.com 0.11/10 - - Aug 2024
2059 qatarjobseekers.com 0.10/10 - - Feb 2024
2060 qmatenori.com 0.10/10 - - Nov 2024
2061 quesverse.com - - - Nov 2024
2062 quienmellama.com 0.47/10 - - Oct 2025
2063 quotidienlatempete.bj 0.43/10 - - Aug 2025
2064 racevaacademy.in 0.38/10 - - Dec 2023
2065 racingsportscars.com 4.49/10 - - Oct 2023
2066 radar.gr 3.39/10 - - Jun 2026
2067 radarbekasi.id 2.69/10 - - Sep 2025
2068 radartambon.com 0.31/10 - - Jan 2026
2069 rafsaanriyad.com - - - Jul 2025
2070 rajasthanboard.com 0.41/10 - - Aug 2025
2071 rajhelps.in 1.00/10 - - Jun 2024
2072 rakyatbekasi.com 2.20/10 - - Nov 2023
2073 ramcharit.in 1.11/10 - - Nov 2023
2074 rastreadordepacotes.com.br 1.70/10 - - Nov 2023
2075 ratemyteachers.com 4.69/10 - - May 2025
2076 rc24h.com.br 2.94/10 - - Dec 2024
2077 rccglive.com 0.30/10 - - Mar 2024
2078 rdvvonline.com 0.10/10 - - Aug 2025
2079 readerzilla.com 0.28/10 - - Nov 2023
2080 recensioniorologi.it 1.86/10 - - Dec 2024
2081 recetassinlactosa.com 2.55/10 - - Oct 2023
2082 recette-pour-diabetique.com 1.94/10 - - Oct 2023
2083 recreatisse.com 2.56/10 - - Oct 2023
2084 redfreshet.com 0.47/10 - - Jun 2026
2085 redimin.cl 3.61/10 - - Oct 2023
2086 rednews.gr 0.84/10 - - May 2026
2087 redreporter.com 5.29/10 8,800 3,127 Nov 2024
2088 reebok.com.tr 2.43/10 - - Apr 2026
2089 relaid.net 0.09/10 - - Feb 2024
2090 repdanes.dk 0.28/10 - - Jan 2026
2091 resultlives.com 1.04/10 - - Oct 2023
2092 reteabruzzo.com 2.90/10 - - Oct 2023
2093 retelabuso.org 3.35/10 - - Jun 2026
2094 retrogamesapp.com - - - Jul 2024
2095 revengeofthebirds.com 5.33/10 12,000 7,387 Nov 2024
2096 reviewonline.com 4.20/10 - - Oct 2023
2097 rgcareerconsultants.com 0.78/10 - - Feb 2024
2098 rijadeja.com 1.85/10 - - Apr 2026
2099 risingsunnewspapers.co.za 3.75/10 - - Oct 2023
2100 riti-scan.com - - - Oct 2023

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) →

Compare Closure Library

Related JavaScript libraries

Look up any website for free

No paywall, no lead-gen, no account. Paste a domain and see what powers it.

No account neededHistory since 2018