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
3901 blog.hu 7.99/10 - 3 Aug 2018
3902 eltiempo.com 7.99/10 90,100 164,501 Aug 2018
3903 energysavingtrust.org.uk 7.99/10 11,100 10,329 Apr 2020
3904 wlu.ca 7.99/10 7,400 4,251 Aug 2018
3905 ifla.org 7.99/10 3,200 2,141 Mar 2020
3906 njit.edu 7.99/10 46,700 24,358 Aug 2018
3907 ndis.gov.au 7.99/10 5,200 6,022 Apr 2018
3908 bmeia.gv.at 7.99/10 9,400 5,272 Jun 2018
3909 ceneo.pl 7.99/10 5,400 38,824 Aug 2018
3910 syracuse.edu 7.99/10 213,200 28,595 Aug 2018
3911 nab.com.au 7.99/10 39,700 26,320 Apr 2018
3912 jhuapl.edu 7.99/10 72,300 12,341 Jul 2018
3913 liverpoolecho.co.uk 7.99/10 59,900 68,758 Aug 2018
3914 hilfetelefon.de 7.99/10 14 48 Jan 2019
3915 torontosun.com 7.99/10 67,800 60,379 Aug 2018
3916 nieuwsblad.be 7.99/10 6,500 11,839 Aug 2018
3917 rcmp-grc.gc.ca 7.99/10 170 137 Mar 2020
3918 catholique.fr 7.99/10 - - Aug 2018
3919 uni-erlangen.de 7.99/10 - - Aug 2018
3920 chula.ac.th 7.99/10 5,600 2,737 Apr 2018
3921 gabler.de 7.99/10 - - Dec 2021
3922 sandiegozoo.org 7.99/10 120 71 Apr 2018
3923 eda.gov 7.99/10 45,300 8,938 Jul 2023
3924 eleconomista.com.mx 7.99/10 8,900 23,378 Mar 2022
3925 douane.gouv.fr 7.99/10 2,800 2,192 Oct 2019
3926 pagina12.com.ar 7.99/10 9,000 27,899 Feb 2021
3927 virgilio.it 7.99/10 8,100 16,251 Aug 2018
3928 uni-rostock.de 7.99/10 290 180 Aug 2018
3929 unicatt.it 7.99/10 1,200 973 Aug 2018
3930 mg.co.za 7.99/10 4,300 7,942 Apr 2018
3931 uillinois.edu 7.99/10 28,200 3,259 Aug 2018
3932 unlp.edu.ar 7.99/10 960 1,360 Aug 2018
3933 kleinezeitung.at 7.99/10 1,700 4,793 Aug 2018
3934 orst.edu 7.99/10 - - Aug 2022
3935 slu.edu 7.99/10 160,200 56,634 Aug 2018
3936 business.qld.gov.au 7.99/10 44,200 27,486 Jun 2018
3937 pulitzer.org 7.99/10 152,000 16,835 Jun 2018
3938 raiffeisen.ch 7.99/10 300 613 Aug 2018
3939 usmission.gov 7.99/10 - - Jun 2018
3940 avvenire.it 7.99/10 880 2,197 Jun 2018
3941 brit.co 7.99/10 140,100 117,549 May 2020
3942 ag.ch 7.99/10 310 409 Jun 2018
3943 mizuhobank.co.jp 7.99/10 1,700 162 Jan 2019
3944 cnam.fr 7.99/10 210 158 Aug 2018
3945 umkc.edu 7.99/10 84,700 28,196 Aug 2018
3946 infn.it 7.99/10 900 585 Apr 2018
3947 nippon-foundation.or.jp 7.99/10 7 25 Jun 2023
3948 congreso.es 7.99/10 760 1,371 Jan 2021
3949 ahram.org.eg 7.99/10 180 23 May 2018
3950 files.fm 7.99/10 160 311 Feb 2021
3951 tochigi.lg.jp 7.99/10 - - Aug 2018
3952 goteborg.se 7.99/10 430 713 Aug 2018
3953 gelderlander.nl 7.99/10 2,300 5,359 Jan 2019
3954 sg.ch 7.99/10 370 350 Aug 2018
3955 ugm.ac.id 7.99/10 2,400 2,813 Apr 2018
3956 usi.ch 7.99/10 970 1,013 Aug 2018
3957 huffingtonpost.es 7.99/10 4,600 14,330 Feb 2021
3958 energimyndigheten.se 7.99/10 46 166 Jul 2018
3959 ec-lyon.fr 7.99/10 190 143 Jul 2019
3960 fasthosts.co.uk 7.98/10 1,600 2,253 Dec 2024
3961 adultfriendfinder.com 7.98/10 380 111 Apr 2018
3962 yn.gov.cn 7.98/10 - 2 Apr 2020
3963 sojern.com 7.98/10 870 220 Aug 2018
3964 imodules.com 7.98/10 7 16 Jun 2018
3965 interfax-russia.ru 7.98/10 13 86 Apr 2020
3966 michiganmedicine.org 7.98/10 239,900 75,146 May 2026
3967 simplybook.me 7.98/10 6,400 3,956 Jun 2018
3968 kontur.ru 7.98/10 34 49 Jun 2018
3969 mvs.gov.ua 7.98/10 840 593 Aug 2018
3970 adelphi.edu 7.98/10 70,900 22,968 Aug 2018
3971 minfin.com.ua 7.98/10 3,200 5,005 Apr 2021
3972 whois.com 7.98/10 153,900 7,094 Oct 2023
3973 ddns.net 7.98/10 - - Jan 2019
3974 owllabs.com 7.98/10 49,200 1,187 Feb 2021
3975 erlang.org 7.98/10 5,700 1,131 Apr 2018
3976 talosintelligence.com 7.98/10 3,100 1,218 Jun 2018
3977 bplaced.net 7.98/10 2 6 Aug 2018
3978 rdstation.com 7.98/10 2,100 1,508 Apr 2018
3979 cvshealth.com 7.98/10 2,271,100 27,808 Jun 2019
3980 unfoundation.org 7.98/10 64,800 7,632 Jan 2019
3981 publuu.com 7.98/10 11,500 9,302 Jun 2021
3982 mouser.com 7.98/10 300,900 95,995 Apr 2018
3983 traficom.fi 7.98/10 1,100 866 Apr 2023
3984 mews.com 7.98/10 17,200 6,951 Apr 2020
3985 dashlane.com 7.98/10 154,700 14,208 Feb 2020
3986 versicherungsombudsmann.de 7.98/10 - 12 Jan 2019
3987 fandango.com 7.98/10 10,818,100 798,465 Feb 2023
3988 deere.com 7.98/10 574,800 178,394 Jun 2018
3989 nuance.com 7.98/10 89,700 3,442 Aug 2018
3990 experian.co.uk 7.98/10 18,000 10,561 Apr 2018
3991 character.ai 7.98/10 258,100 71,728 Nov 2023
3992 przelewy24.pl 7.98/10 110 212 Jun 2018
3993 orange.com 7.98/10 142,000 2,539 Jun 2018
3994 digikey.com 7.98/10 1,266,800 107,905 Mar 2023
3995 wikiloc.com 7.98/10 10,400 28,766 Apr 2018
3996 caa.co.uk 7.98/10 14,300 14,442 Aug 2018
3997 smashwords.com 7.98/10 6,400 2,631 Jun 2018
3998 bundesanzeiger.de 7.98/10 410 424 Sep 2020
3999 state.al.us 7.98/10 - - Aug 2018
4000 cnbctv18.com 7.98/10 57,800 69,187 Jul 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.

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