Websites Powered by Bootstrap

12,805,807 websites tracked using Bootstrap (UI frameworks) · getbootstrap.com

Bootstrap is an open-source CSS and JavaScript framework for building responsive, mobile-first websites. Created at Twitter, it provides a grid system, prebuilt components, and utility classes that speed up front-end development. It is one of the most common UI frameworks on the web and is detected from its distinctive class names and bundled assets.

Usage trend

Domains observed using Bootstrap in each month's HTTP Archive crawl, Apr 2018 to Jun 2026 · peak 4,338,260 in Mar 2023. The tracked total above also counts sites not re-crawled recently.

Core Web Vitals

LCP 1.8 s INP 75 ms CLS 0 TTFB 800 ms

Median site among 3,639,966 Bootstrap sites with Chrome UX data, p75 values, Jun 2026.

Top countries

United States 886,770
India 429,293
Germany 322,762
United Kingdom 295,976
France 279,130
Brazil 273,285
Italy 251,088
Spain 202,979

Sites using Bootstrap by audience country, Chrome UX Report.

Top sites by authority

9+ 48% · 180 of 372 sites
8+ 50% · 3,860 of 7,677 sites
7+ 42% · 18,993 of 45,712 sites
6+ 37% · 40,203 of 110,136 sites
5+ 30% · 74,817 of 246,751 sites

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

Websites using Bootstrap

#DomainOpen Page RankOPREst. monthly visits (US)Visits (US)KeywordsFirst seen
6101 awm.gov.au 7.73/10 37,700 24,969 Jan 2024
6102 coop.ch 7.73/10 3,300 4,093 Apr 2018
6103 ufg.br 7.73/10 120 217 Apr 2018
6104 hhs.se 7.73/10 3,000 1,998 Jul 2020
6105 editionsladecouverte.fr 7.73/10 77 280 Apr 2018
6106 ufu.br 7.73/10 330 67 Jun 2018
6107 poddtoppen.se 7.73/10 9,900 25,967 Oct 2023
6108 cite-sciences.fr 7.73/10 970 1,124 Aug 2022
6109 premium.pl 7.72/10 - 2 Mar 2022
6110 sedoparking.com 7.72/10 - 1 Apr 2018
6111 nicepage.com 7.72/10 6,400 6,648 Jan 2020
6112 trupanion.com 7.72/10 273,100 33,535 May 2018
6113 ropensci.org 7.72/10 910 342 Oct 2020
6114 ulm.edu 7.72/10 31,100 15,233 Aug 2018
6115 gmk.center 7.72/10 3,800 2,701 Feb 2019
6116 techdirectory.io 7.72/10 570 2,765 Sep 2020
6117 fastmail.com 7.72/10 54,600 2,388 Nov 2022
6118 fosi.org 7.72/10 730 428 May 2025
6119 trellix.com 7.72/10 12,800 4,050 Apr 2022
6120 bidpal.net 7.72/10 140 208 Feb 2021
6121 ipify.org 7.72/10 7,300 3,596 Apr 2018
6122 tray.com.br 7.72/10 13 273 Aug 2018
6123 onetcenter.org 7.72/10 36,200 5,148 Nov 2018
6124 factset.com 7.72/10 26,800 6,373 Aug 2018
6125 reachout.com 7.72/10 - - Aug 2018
6126 incb.org 7.72/10 2,400 1,280 Aug 2022
6127 moda.gov.tw 7.72/10 280 211 Oct 2022
6128 taggbox.com 7.72/10 4,300 6,449 Jan 2019
6129 sega.com 7.72/10 52,900 25,711 Apr 2018
6130 opus.pro 7.72/10 19,300 13,373 Aug 2023
6131 genesys.com 7.72/10 19,100 5,892 Aug 2018
6132 aberdeen.com 7.72/10 3,700 447 Apr 2018
6133 reviews.co.uk 7.72/10 2,700 2,780 Jun 2018
6134 sika.com 7.72/10 11,700 7,035 Aug 2018
6135 atos.net 7.72/10 7,500 2,144 Aug 2018
6136 gst.gov.in 7.72/10 7,500 162 May 2020
6137 siemens-healthineers.com 7.72/10 44,700 21,145 Jul 2021
6138 gambling.com 7.72/10 17,600 24,039 Jun 2018
6139 paychex.com 7.72/10 1,224,300 92,758 Aug 2018
6140 espncricinfo.com 7.72/10 1,785,100 148,415 Mar 2020
6141 cargill.com 7.72/10 70,000 31,605 Sep 2021
6142 aecom.com 7.72/10 61,600 36,899 Aug 2018
6143 state.wy.us 7.72/10 - - Aug 2018
6144 cetic.br 7.72/10 14 25 Jan 2019
6145 dominos.com 7.72/10 2,429,600 306,750 Aug 2018
6146 saveur.com 7.72/10 85,700 53,665 Jan 2020
6147 rmv.de 7.72/10 1,300 1,204 Apr 2019
6148 australia.com 7.72/10 562,100 24,549 May 2019
6149 bitcoinmagazine.com 7.72/10 10,000 7,225 Jun 2018
6150 indianrailways.gov.in 7.72/10 4,300 2,590 Aug 2019
6151 ahima.org 7.72/10 81,800 24,314 Aug 2018
6152 dmagazine.com 7.72/10 185,600 107,239 Aug 2018
6153 providencejournal.com 7.72/10 321,300 153,678 Apr 2018
6154 careasy.org 7.72/10 9,900 3,065 Jan 2019
6155 ptb.de 7.72/10 18,900 1,978 May 2022
6156 hola.com 7.72/10 551,400 265,438 Aug 2018
6157 daytondailynews.com 7.72/10 229,000 115,822 Jun 2018
6158 anz.com.au 7.72/10 26,700 21,562 Feb 2023
6159 aub.edu.lb 7.72/10 12,500 5,741 Apr 2018
6160 telia.se 7.72/10 240 520 Aug 2018
6161 kcrw.com 7.72/10 105,000 53,714 Aug 2018
6162 hkust.edu.hk 7.72/10 5,900 1,875 Jan 2021
6163 recruitcrm.io 7.72/10 3,600 3,853 Dec 2023
6164 fanduel.com 7.72/10 198,600 114,327 May 2019
6165 bretagne.bzh 7.72/10 310 149 Jun 2018
6166 bonn.de 7.72/10 490 1,124 Jan 2019
6167 fwc.gov.au 7.72/10 3,100 8,900 Dec 2022
6168 bravotv.com 7.72/10 848,900 228,975 Feb 2022
6169 floridabar.org 7.72/10 217,800 96,365 Apr 2018
6170 b3.com.br 7.72/10 6,900 2,482 Feb 2020
6171 esade.edu 7.72/10 34,500 8,184 Aug 2018
6172 safetyandquality.gov.au 7.72/10 10,400 14,307 Aug 2022
6173 sfexaminer.com 7.72/10 56,500 34,497 Dec 2021
6174 profamilia.de 7.72/10 210 194 Aug 2018
6175 biu.ac.il 7.72/10 3,400 232 Aug 2018
6176 ble.de 7.72/10 230 572 Jan 2024
6177 acnur.org 7.72/10 2,300 5,703 Apr 2018
6178 ptj.de 7.72/10 11 22 Aug 2018
6179 fullfact.org 7.72/10 10,100 10,439 Apr 2018
6180 deseretnews.com 7.72/10 - - Oct 2022
6181 surfrider.org 7.72/10 11,500 4,463 Nov 2021
6182 uol.de 7.72/10 1,900 1,336 Jan 2019
6183 autoritedelaconcurrence.fr 7.72/10 290 378 Nov 2019
6184 walmart.ca 7.72/10 92,600 177,644 Aug 2018
6185 universetoday.com 7.72/10 231,800 79,019 Apr 2018
6186 telangana.gov.in 7.72/10 1,600 468 Apr 2018
6187 reconciliation.org.au 7.72/10 3,600 1,273 Aug 2018
6188 uwi.edu 7.72/10 5,000 1,801 Aug 2018
6189 leroymerlin.fr 7.72/10 13,800 13,232 Aug 2018
6190 iisc.ac.in 7.72/10 3,800 6,692 Apr 2018
6191 middleeastmonitor.com 7.72/10 22,400 21,774 Sep 2023
6192 prx.org 7.72/10 7,900 1,466 Jan 2024
6193 fieldmuseum.org 7.72/10 213,600 50,418 Aug 2018
6194 paysdelaloire.fr 7.72/10 78 186 Apr 2019
6195 bunnings.com.au 7.72/10 89,100 215,114 Jul 2019
6196 legambiente.it 7.72/10 82 133 Feb 2019
6197 sissa.it 7.72/10 350 162 Jun 2018
6198 atlantaga.gov 7.72/10 148,400 46,263 May 2018
6199 so.ch 7.72/10 100 188 Jan 2019
6200 bandzone.cz 7.72/10 150 170 Feb 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.

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