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
1901 sucuri.net 8.33/10 5,900 2,986 Aug 2018
1902 digistore24.com 8.33/10 1,300 873 Jun 2018
1903 statefarm.com 8.33/10 2,274,600 349,747 Apr 2018
1904 tistory.com 8.33/10 230 8 Aug 2018
1905 webnode.com 8.33/10 14,400 5,856 Jan 2020
1906 bhphotovideo.com 8.33/10 1,407,300 501,229 Jun 2018
1907 cash.app 8.33/10 1,008,200 149,021 May 2019
1908 switch.ch 8.33/10 99 113 Aug 2018
1909 pearson.com 8.33/10 695,400 478,332 Aug 2018
1910 sephora.com 8.33/10 2,991,600 460,548 Aug 2018
1911 bne.es 8.33/10 1,600 1,758 May 2019
1912 wellsfargo.com 8.33/10 6,063,100 571,254 Jun 2018
1913 militaryonesource.mil 8.33/10 426,100 80,182 May 2018
1914 fidelity.com 8.33/10 5,306,600 511,524 Apr 2018
1915 qiita.com 8.33/10 7,400 56,023 Aug 2018
1916 uodo.gov.pl 8.33/10 19 76 Jan 2019
1917 pfizer.com 8.33/10 355,200 91,794 Aug 2018
1918 hm.com 8.33/10 9,100 5,619 Aug 2018
1919 schleswig-holstein.de 8.33/10 510 478 Aug 2018
1920 outlookindia.com 8.33/10 36,200 67,804 Feb 2019
1921 bristol.ac.uk 8.33/10 52,100 24,733 Aug 2018
1922 mec.gov.br 8.33/10 - - Aug 2018
1923 lanl.gov 8.33/10 77,900 11,850 Jun 2018
1924 aei.org 8.33/10 222,500 111,749 Feb 2021
1925 llnl.gov 8.33/10 142,600 19,322 Jun 2018
1926 istat.it 8.33/10 2,000 1,933 May 2018
1927 sierraclub.org 8.33/10 175,600 65,349 Aug 2018
1928 austintexas.gov 8.33/10 957,300 205,652 Aug 2018
1929 defense.gouv.fr 8.33/10 4,300 2,897 Apr 2018
1930 folkhalsomyndigheten.se 8.33/10 2,000 880 Sep 2025
1931 deakin.edu.au 8.33/10 8,100 7,868 Aug 2018
1932 cas.cz 8.33/10 - - Aug 2018
1933 uw.edu.pl 8.33/10 240 261 Aug 2018
1934 zhaw.ch 8.33/10 990 1,175 Jun 2018
1935 com.se 8.33/10 - - Apr 2018
1936 hover.com 8.32/10 21,700 1,965 Jan 2022
1937 geledes.org.br 8.32/10 190 720 May 2020
1938 grpc.io 8.32/10 8,400 4,604 Apr 2018
1939 impact.com 8.32/10 48,800 9,808 Jan 2019
1940 forbes.ru 8.32/10 150 568 May 2021
1941 fosdem.org 8.32/10 130 36 Apr 2019
1942 francetv.fr 8.32/10 - - Jun 2018
1943 clickcease.com 8.32/10 700 1,020 Jun 2018
1944 typo3.org 8.32/10 290 235 Jun 2018
1945 bandsintown.com 8.32/10 509,500 274,589 Aug 2018
1946 spiceworks.com 8.32/10 110,900 44,616 Aug 2018
1947 kmu.gov.ua 8.32/10 3,200 1,902 Jun 2018
1948 mohfw.gov.in 8.32/10 2,200 3,214 Nov 2019
1949 vrbo.com 8.32/10 1,941,600 827,195 Jun 2018
1950 state.or.us 8.32/10 - - Jun 2018
1951 bitdefender.com 8.32/10 205,200 57,745 Aug 2018
1952 opengroup.org 8.32/10 11,700 4,100 Aug 2018
1953 ifrs.org 8.32/10 42,300 12,504 Jun 2018
1954 expedia.com 8.32/10 30,193,800 3,806,351 Aug 2018
1955 financialexpress.com 8.32/10 96,400 131,639 Apr 2018
1956 naacp.org 8.32/10 347,600 50,426 Jul 2019
1957 delta.com 8.32/10 5,656,500 708,360 Jun 2018
1958 caixa.gov.br 8.32/10 42,900 8,619 Aug 2018
1959 auspost.com.au 8.32/10 54,400 35,425 Aug 2018
1960 ingentaconnect.com 8.32/10 6,700 12,110 May 2018
1961 dguv.de 8.32/10 980 656 Apr 2020
1962 huji.ac.il 8.32/10 - 10 Aug 2018
1963 mlive.com 8.32/10 1,005,400 553,872 Aug 2018
1964 tampabay.com 8.32/10 269,900 207,009 Dec 2018
1965 inquirer.com 8.32/10 335,600 196,136 Feb 2019
1966 aao.org 8.32/10 1,118,500 190,007 Aug 2018
1967 unipi.it 8.32/10 1,500 1,950 Apr 2018
1968 nea.org 8.32/10 227,600 57,324 Aug 2018
1969 bmel.de 8.32/10 3 11 Feb 2021
1970 golem.de 8.32/10 2,400 5,433 Feb 2021
1971 cochrane.org 8.32/10 48,200 44,521 Aug 2018
1972 vam.ac.uk 8.32/10 310,200 59,187 Jun 2024
1973 sebrae.com.br 8.32/10 1,800 3,151 Jun 2018
1974 gsi.go.jp 8.32/10 2,900 704 Aug 2018
1975 city.nagoya.jp 8.32/10 5 68 Feb 2021
1976 carbonbrief.org 8.32/10 19,400 19,208 Apr 2018
1977 has-sante.fr 8.32/10 4,500 6,529 Apr 2018
1978 fordham.edu 8.32/10 368,700 58,873 Aug 2018
1979 zh.ch 8.32/10 2,200 1,780 Jun 2018
1980 ina.fr 8.32/10 1,400 5,358 Apr 2018
1981 jfc.go.jp 8.32/10 45 57 Mar 2024
1982 eur.nl 8.32/10 8,800 4,656 Aug 2018
1983 stadt-zuerich.ch 8.32/10 1,400 1,153 Jan 2019
1984 rijksmuseum.nl 8.32/10 31,100 6,477 Jan 2019
1985 cafe24.com 8.31/10 6 6 Aug 2018
1986 mxtoolbox.com 8.31/10 130,700 16,977 Jun 2018
1987 pepsico.com 8.31/10 67,100 51,832 May 2018
1988 ideal.nl 8.31/10 230 208 Aug 2018
1989 3ds.com 8.31/10 61,300 21,868 Apr 2018
1990 agoda.com 8.31/10 1,738,200 1,213,645 Jun 2018
1991 autonews.com 8.31/10 113,400 86,742 Aug 2018
1992 rakuten.com 8.31/10 841,500 137,433 Aug 2018
1993 eset.com 8.31/10 67,600 18,838 Aug 2018
1994 home-assistant.io 8.31/10 188,500 149,033 Jul 2019
1995 qt.io 8.31/10 18,400 10,504 Aug 2018
1996 lrt.lt 8.31/10 6,100 6,442 Apr 2019
1997 networkforgood.com 8.31/10 - - Apr 2018
1998 mga.org.mt 8.31/10 670 402 Aug 2018
1999 dzone.com 8.31/10 20,900 37,774 Aug 2018
2000 ul.com 8.31/10 45,600 23,537 Aug 2018

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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