Websites Powered by Bootstrap
12,970,810 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
2M
4M
6M
Apr 2018
May 2020
Jun 2022
Jul 2024
Aug 2026
Domains observed using Bootstrap in each month's HTTP Archive crawl,
Apr 2018 to Aug 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 3,585,424 Bootstrap sites with Chrome UX data, p75 values, Aug 2026.
Top countries
United States
783,149
India
375,468
Germany
285,193
United Kingdom
258,945
Brazil
247,896
France
233,698
Italy
215,264
Canada
174,973
Sites using Bootstrap by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Government | 60.19% | 4,631 |
| Automotive | 44.14% | 28,954 |
| Real estate | 39.41% | 26,388 |
| Restaurants and food | 30.70% | 39,322 |
| Finance and insurance | 29.67% | 4,377 |
| News and media | 28.66% | 11,151 |
| Arts and entertainment | 27.16% | 10,145 |
| Education | 27.02% | 12,184 |
| Travel and hospitality | 25.41% | 17,706 |
| Pets and animals | 24.85% | 643 |
| Industrial and manufacturing | 22.15% | 909 |
| Professional services | 21.51% | 7,667 |
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% · 181 of 372 sites
8+
50% · 3,822 of 7,677 sites
7+
41% · 18,772 of 45,712 sites
6+
36% · 39,549 of 110,136 sites
5+
30% · 73,510 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
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 2701 | memberclicks.net | 8.18/10 | - | - | Aug 2018 |
| 2702 | sheknows.com | 8.18/10 | 379,500 | 323,748 | Aug 2018 |
| 2703 | wondershare.com | 8.18/10 | 4,600 | 2,926 | Aug 2018 |
| 2704 | ofsted.gov.uk | 8.18/10 | - | - | Aug 2022 |
| 2705 | piktochart.com | 8.18/10 | 205,300 | 70,410 | Jun 2018 |
| 2706 | stocksnap.io | 8.18/10 | 49,400 | 12,839 | Apr 2018 |
| 2707 | mise.gov.it | 8.18/10 | 1 | 2 | Aug 2018 |
| 2708 | ekd.de | 8.18/10 | 3,000 | 1,111 | Aug 2018 |
| 2709 | marca.com | 8.18/10 | 973,900 | 573,878 | Aug 2018 |
| 2710 | tse.jus.br | 8.18/10 | 15,900 | 3,390 | Jun 2018 |
| 2711 | unige.it | 8.18/10 | 4,100 | 1,729 | Aug 2018 |
| 2712 | sun-sentinel.com | 8.18/10 | 97,900 | 108,084 | Jun 2018 |
| 2713 | uni-saarland.de | 8.18/10 | 2,200 | 1,673 | Jan 2019 |
| 2714 | ncua.gov | 8.18/10 | 86,400 | 32,882 | Jun 2021 |
| 2715 | english-heritage.org.uk | 8.18/10 | 431,900 | 65,750 | Jul 2024 |
| 2716 | uni-konstanz.de | 8.18/10 | 2,100 | 1,030 | Aug 2018 |
| 2717 | globalcitizen.org | 8.18/10 | 61,700 | 27,664 | May 2020 |
| 2718 | transportstyrelsen.se | 8.18/10 | 1,300 | 1,035 | Apr 2018 |
| 2719 | stadtradeln.de | 8.18/10 | 38 | 170 | Apr 2018 |
| 2720 | kyoukaikenpo.or.jp | 8.18/10 | 19 | 76 | Aug 2022 |
| 2721 | stuttgarter-zeitung.de | 8.18/10 | 2,000 | 4,844 | Aug 2018 |
| 2722 | iledefrance.fr | 8.18/10 | 700 | 1,353 | Jun 2018 |
| 2723 | miamidade.gov | 8.18/10 | 912,900 | 265,598 | Aug 2018 |
| 2724 | fnn.jp | 8.18/10 | 35 | 153 | May 2023 |
| 2725 | ntt-east.co.jp | 8.18/10 | 290 | 105 | Dec 2022 |
| 2726 | latrobe.edu.au | 8.18/10 | 30,400 | 15,224 | Apr 2019 |
| 2727 | hslu.ch | 8.18/10 | 290 | 438 | Aug 2018 |
| 2728 | gp.se | 8.18/10 | 1,500 | 2,708 | Aug 2018 |
| 2729 | princehotels.co.jp | 8.18/10 | 1,200 | 496 | Feb 2021 |
| 2730 | publico.es | 8.18/10 | 4,800 | 13,742 | Jan 2019 |
| 2731 | parentzone.org.uk | 8.17/10 | 4,000 | 2,047 | Aug 2022 |
| 2732 | shandong.gov.cn | 8.17/10 | - | - | Feb 2022 |
| 2733 | keycloak.org | 8.17/10 | 11,600 | 20,194 | Apr 2018 |
| 2734 | ngrok.com | 8.17/10 | 4,700 | 8,658 | Apr 2018 |
| 2735 | lesscss.org | 8.17/10 | 8,300 | 166 | Apr 2018 |
| 2736 | silverchair.com | 8.17/10 | 700 | 390 | Apr 2026 |
| 2737 | naih.hu | 8.17/10 | 2 | 9 | Feb 2021 |
| 2738 | acea.auto | 8.17/10 | 9,600 | 4,721 | Jul 2021 |
| 2739 | royalmail.com | 8.17/10 | 121,700 | 33,687 | Aug 2018 |
| 2740 | barnard.edu | 8.17/10 | 33,600 | 13,345 | Aug 2018 |
| 2741 | zenfolio.com | 8.17/10 | 5,900 | 4,091 | Oct 2018 |
| 2742 | medtronic.com | 8.17/10 | 198,600 | 64,576 | Aug 2018 |
| 2743 | tietosuoja.fi | 8.17/10 | 93 | 209 | Jan 2019 |
| 2744 | givesmart.com | 8.17/10 | 5,500 | 3,742 | Aug 2020 |
| 2745 | sofi.com | 8.17/10 | 1,178,500 | 286,281 | Nov 2021 |
| 2746 | eji.org | 8.17/10 | 89,500 | 24,576 | Apr 2018 |
| 2747 | investors.com | 8.17/10 | 824,900 | 158,493 | Jul 2018 |
| 2748 | msdmanuals.com | 8.17/10 | 514,000 | 353,377 | May 2024 |
| 2749 | msf.org | 8.17/10 | 24,900 | 11,580 | Aug 2018 |
| 2750 | tennessean.com | 8.17/10 | 487,100 | 281,419 | Aug 2018 |
| 2751 | wral.com | 8.17/10 | 857,100 | 529,273 | Aug 2018 |
| 2752 | bfarm.de | 8.17/10 | 2,600 | 2,378 | Mar 2024 |
| 2753 | usmagazine.com | 8.17/10 | 2,549,400 | 852,905 | May 2020 |
| 2754 | comunidad.madrid | 8.17/10 | 14,800 | 41,226 | Jan 2019 |
| 2755 | nola.com | 8.17/10 | 596,400 | 310,919 | Aug 2018 |
| 2756 | uni-potsdam.de | 8.17/10 | 1,100 | 2,058 | Aug 2018 |
| 2757 | mtu.edu | 8.17/10 | 369,900 | 68,922 | Aug 2018 |
| 2758 | pref.ibaraki.jp | 8.17/10 | 180 | 70 | Feb 2019 |
| 2759 | uni-halle.de | 8.17/10 | 650 | 112 | Jan 2019 |
| 2760 | uni-kl.de | 8.17/10 | 5 | 16 | Aug 2018 |
| 2761 | navarra.es | 8.17/10 | 2,600 | 4,406 | Jun 2018 |
| 2762 | factcheck.org | 8.17/10 | 79,800 | 37,004 | Jun 2018 |
| 2763 | pref.shizuoka.jp | 8.17/10 | 240 | 103 | Jan 2019 |
| 2764 | lublin.pl | 8.17/10 | 4 | 3 | Jun 2018 |
| 2765 | allabout.co.jp | 8.17/10 | 42 | 139 | Jan 2019 |
| 2766 | family.co.jp | 8.17/10 | 15,600 | 1,961 | May 2021 |
| 2767 | hiroshima-u.ac.jp | 8.17/10 | 7,800 | 648 | Aug 2018 |
| 2768 | titech.ac.jp | 8.17/10 | 2,400 | 817 | Jun 2019 |
| 2769 | ripe.net | 8.16/10 | 12,100 | 4,735 | Jun 2018 |
| 2770 | replit.app | 8.16/10 | - | - | Jan 2024 |
| 2771 | 123formbuilder.com | 8.16/10 | 13,500 | 11,431 | Jan 2019 |
| 2772 | shu.edu | 8.16/10 | 63,100 | 35,652 | Aug 2018 |
| 2773 | blizzard.com | 8.16/10 | 59,200 | 7,073 | Aug 2018 |
| 2774 | mercer.com | 8.16/10 | 42,700 | 19,528 | Aug 2018 |
| 2775 | gsk.com | 8.16/10 | 91,800 | 24,487 | Apr 2018 |
| 2776 | random.org | 8.16/10 | 920,200 | 24,191 | Aug 2018 |
| 2777 | newindianexpress.com | 8.16/10 | 97,100 | 115,501 | Apr 2018 |
| 2778 | state.nm.us | 8.16/10 | 250 | 117 | Aug 2018 |
| 2779 | anyflip.com | 8.16/10 | 63,400 | 45,065 | Jun 2018 |
| 2780 | nctsn.org | 8.16/10 | 32,600 | 8,799 | Feb 2021 |
| 2781 | rtp.pt | 8.16/10 | 11,400 | 9,298 | Aug 2018 |
| 2782 | afdb.org | 8.16/10 | 53,200 | 18,377 | Aug 2018 |
| 2783 | wfu.edu | 8.16/10 | 12,200 | 7,427 | Aug 2018 |
| 2784 | bfi.org.uk | 8.16/10 | 250,200 | 57,643 | Aug 2018 |
| 2785 | mdanderson.org | 8.16/10 | 1,569,400 | 320,819 | Aug 2018 |
| 2786 | aemet.es | 8.16/10 | 15,000 | 24,125 | Aug 2018 |
| 2787 | atf.gov | 8.16/10 | 305,500 | 102,362 | Apr 2024 |
| 2788 | pnnl.gov | 8.16/10 | 59,000 | 23,526 | Oct 2020 |
| 2789 | kent.edu | 8.16/10 | 295,200 | 65,661 | Aug 2018 |
| 2790 | umaine.edu | 8.16/10 | 180,800 | 43,670 | Aug 2018 |
| 2791 | midilibre.fr | 8.16/10 | 4,800 | 9,170 | Aug 2018 |
| 2792 | univ-lorraine.fr | 8.16/10 | 510 | 500 | Aug 2018 |
| 2793 | larousse.fr | 8.16/10 | 250,600 | 83,998 | Aug 2018 |
| 2794 | doctissimo.fr | 8.16/10 | 3,100 | 7,178 | Aug 2018 |
| 2795 | chinatax.gov.cn | 8.15/10 | - | 9 | Feb 2020 |
| 2796 | daihatsu.co.jp | 8.15/10 | 41 | 78 | Aug 2018 |
| 2797 | spaceforce.mil | 8.15/10 | 115,800 | 24,793 | Feb 2020 |
| 2798 | rackspace.com | 8.15/10 | 35,900 | 5,344 | Jun 2018 |
| 2799 | mention.com | 8.15/10 | 9,800 | 10,704 | May 2024 |
| 2800 | your-server.de | 8.15/10 | - | - | 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.
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).
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