Websites Powered by Bootstrap

13,096,172 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 Oct 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 3,550,808 Bootstrap sites with Chrome UX data, p75 values, Sep 2026.

Top countries

United States 758,929
India 368,409
Germany 277,428
United Kingdom 255,833
Brazil 241,343
France 234,434
Italy 222,549
Spain 183,194

Sites using Bootstrap by audience country, Chrome UX Report.

Usage by industry

IndustryShareWebsites
Government 53.71% 5,041
Automotive 43.28% 36,321
Real estate 36.46% 29,593
Restaurants and food 28.62% 44,811
Finance and insurance 27.18% 5,645
News and media 25.11% 12,347
Arts and entertainment 23.83% 12,320
Education 23.27% 14,668
Travel and hospitality 23.21% 19,911
Pets and animals 23.03% 736
Industrial and manufacturing 20.59% 1,053
Healthcare 19.21% 24,301

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

Top sites by authority

9+ 49% · 184 of 372 sites
8+ 50% · 3,816 of 7,677 sites
7+ 40% · 18,496 of 45,712 sites
6+ 35% · 38,723 of 110,136 sites
5+ 29% · 71,693 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
4101 uni-bamberg.de 7.96/10 530 824 Aug 2018
4102 canadiantire.ca 7.96/10 113,000 409,555 Jun 2018
4103 forbes.com.mx 7.96/10 4,300 15,626 Apr 2025
4104 seia.org 7.96/10 42,000 7,443 Oct 2023
4105 canaltech.com.br 7.96/10 2,900 8,530 Aug 2018
4106 thetyee.ca 7.96/10 6,700 8,782 Jan 2016
4107 cdmx.gob.mx 7.96/10 1,900 1,510 Jun 2018
4108 uli.org 7.96/10 9,200 3,344 Aug 2018
4109 boisestate.edu 7.96/10 230,900 64,461 Aug 2018
4110 caib.es 7.96/10 2,700 3,564 Aug 2018
4111 guardian.ng 7.96/10 34,500 37,972 Nov 2025
4112 hoover.org 7.96/10 170,700 41,931 Aug 2018
4113 bnl.gov 7.96/10 73,300 14,598 Aug 2018
4114 usni.org 7.96/10 204,800 58,232 Aug 2018
4115 gelocal.it 7.96/10 - - Jul 2019
4116 cirad.fr 7.96/10 7,400 1,387 Dec 2019
4117 sakura.ad.jp 7.96/10 49 32 Aug 2018
4118 ird.fr 7.96/10 860 231 Mar 2020
4119 uclm.es 7.96/10 950 1,486 May 2017
4120 mja.com.au 7.96/10 6,300 7,222 Apr 2020
4121 bazel.build 7.95/10 3,100 954 Dec 2016
4122 pond5.com 7.95/10 34,300 105,810 Mar 2021
4123 ana.net 7.95/10 51,200 5,122 Feb 2017
4124 tomsk.ru 7.95/10 23 11 Apr 2017
4125 batchgeo.com 7.95/10 5,700 5,725 Jul 2020
4126 tithe.ly 7.95/10 1,300 481 Mar 2021
4127 vonage.com 7.95/10 49,000 11,565 Aug 2018
4128 368connect.com 7.95/10 - - Jun 2024
4129 lvmh.com 7.95/10 86,100 23,245 May 2021
4130 jamf.com 7.95/10 17,100 4,809 Jun 2018
4131 bmc.com 7.95/10 49,700 13,129 Aug 2018
4132 tagembed.com 7.95/10 6,200 6,020 Jul 2021
4133 ni.com 7.95/10 123,700 23,363 May 2017
4134 igalileo.cz 7.95/10 - - Mar 2021
4135 conda.io 7.95/10 - - Aug 2017
4136 julialang.org 7.95/10 28,100 3,909 Aug 2018
4137 londonstockexchange.com 7.95/10 142,000 37,457 Feb 2021
4138 grab.com 7.95/10 17,800 9,796 Jun 2017
4139 oprahdaily.com 7.95/10 393,700 249,613 May 2021
4140 mars.com 7.95/10 108,300 31,684 Aug 2018
4141 sanofi.com 7.95/10 33,600 13,910 Aug 2018
4142 ceop.police.uk 7.95/10 180 122 Jan 2019
4143 skat.dk 7.95/10 1,500 1,541 Jan 2016
4144 homeoffice.gov.uk 7.95/10 - - Aug 2018
4145 finalsite.com 7.95/10 7,500 2,668 Feb 2022
4146 aas.org 7.95/10 34,400 5,728 Jul 2019
4147 milliyet.com.tr 7.95/10 17,500 21,626 Aug 2018
4148 ae.org 7.95/10 1 8 Mar 2020
4149 loria.fr 7.95/10 3 17 May 2017
4150 washingtonian.com 7.95/10 166,700 101,683 Feb 2016
4151 spectrumnews1.com 7.95/10 242,700 205,983 Feb 2021
4152 shelter.org.uk 7.95/10 210 146 Mar 2026
4153 statistik.at 7.95/10 1,300 1,317 May 2017
4154 apta.org 7.95/10 119,400 28,684 Jan 2016
4155 regione.veneto.it 7.95/10 110 339 Aug 2018
4156 princeedwardisland.ca 7.95/10 25,200 8,304 Jun 2018
4157 blackdoginstitute.org.au 7.95/10 18,700 8,081 Feb 2020
4158 babycenter.com 7.95/10 1,131,700 327,318 Feb 2021
4159 acefitness.org 7.95/10 496,000 50,111 Mar 2021
4160 stanfordchildrens.org 7.95/10 322,300 90,516 Jan 2016
4161 defensenews.com 7.95/10 78,600 37,300 Jun 2018
4162 nubank.com.br 7.95/10 7,800 1,245 Jun 2023
4163 cuanschutz.edu 7.95/10 31,400 11,957 May 2019
4164 defensa.gob.es 7.95/10 1,400 2,604 Aug 2018
4165 ecu.edu 7.95/10 83,000 8,901 Jan 2016
4166 maregionsud.fr 7.95/10 120 216 Jan 2019
4167 nifc.gov 7.95/10 127,300 36,633 Feb 2021
4168 carrefour.fr 7.95/10 4,500 7,941 Aug 2018
4169 tennessee.edu 7.95/10 48,100 3,743 Jun 2018
4170 erudit.org 7.95/10 26,000 5,062 Jun 2018
4171 citizen.org 7.95/10 26,700 13,407 May 2024
4172 jussieu.fr 7.95/10 - - Jul 2019
4173 lrb.co.uk 7.95/10 32,500 29,409 Jan 2020
4174 bsc.es 7.95/10 1,300 1,035 Jul 2021
4175 swinburne.edu.au 7.95/10 23,600 7,417 Aug 2018
4176 nissan.co.jp 7.95/10 350 318 Aug 2018
4177 sega.jp 7.95/10 1,100 627 Aug 2018
4178 nishinippon.co.jp 7.95/10 13 55 Apr 2019
4179 schiphol.nl 7.95/10 53,700 9,277 Aug 2018
4180 moo.jp 7.95/10 - - Aug 2018
4181 shochiku.co.jp 7.95/10 130 113 Feb 2018
4182 f-static.com 7.94/10 - - Jun 2022
4183 coffeescript.org 7.94/10 3,000 85 Oct 2017
4184 er.ru 7.94/10 9 22 Aug 2018
4185 coveo.com 7.94/10 3,300 1,993 Aug 2018
4186 beppegrillo.it 7.94/10 37 44 May 2023
4187 greengeeks.com 7.94/10 41,100 19,019 Jan 2016
4188 ars-grin.gov 7.94/10 3,000 217 Aug 2022
4189 thecradle.co 7.94/10 9,000 6,967 Jul 2023
4190 ticaret.gov.tr 7.94/10 570 875 Jan 2019
4191 netnanny.com 7.94/10 4,900 1,535 May 2021
4192 gorgias.com 7.94/10 16,000 4,808 Sep 2020
4193 fast.ai 7.94/10 2,800 2,321 Jan 2019
4194 chaturbate.com 7.94/10 18,500 4,913 Dec 2020
4195 rsaconference.com 7.94/10 12,100 3,358 Jun 2018
4196 avalara.com 7.94/10 573,400 102,301 Jun 2018
4197 o2.co.uk 7.94/10 29,600 29,735 Aug 2018
4198 moosend.com 7.94/10 38,900 12,695 Jun 2017
4199 real.com 7.94/10 9,000 4,978 Jun 2018
4200 singaporepools.com.sg 7.94/10 5,100 2,653 May 2017

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).

Compare Bootstrap

Related UI frameworks

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