Websites using Bootstrap 5.3.1
Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.
11.6k live Bootstrap 5.3.1 sites, ready to export.
That's how many Bootstrap 5.3.1 websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
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Every Bootstrap 5.3.1 website we detected in the United States.
Only sites where a personal, company-hosted email was found.
Sites with at least one personnel LinkedIn profile.
Start with the highest-traffic end of the dataset.
Limit results to Bootstrap 5.3.1 websites on .com domains.
Only sites where an organisation phone number was found.
Websites Using Bootstrap 5.3.1
A sample of live Bootstrap 5.3.1 sites from our latest crawl, with the other technologies each one runs.
| Domain | Also runs | Crawl Date |
|---|---|---|
| lmcpage.com | September 27, 2026 | |
| kondorimoveis.com.br | September 27, 2026 | |
| kofispin.com | September 27, 2026 | |
| jn-eng.com | September 27, 2026 | |
| indopr88.org | September 27, 2026 | |
| hrms.co.id | September 27, 2026 | |
| fmsar.org.ma | September 27, 2026 | |
| dewacasinopg.xyz | September 27, 2026 | |
| chartrestivales.com | September 27, 2026 | |
| capitpage.org | September 27, 2026 |
How many websites use Bootstrap 5.3.1?
We found Bootstrap 5.3.1 on 11,639 websites in our September 2026 crawl, across 137 countries.
Which countries use Bootstrap 5.3.1 the most?
By number of websites, the top countries are United States (21%, 2,426 sites), France (7%, 864 sites), United Kingdom (6%, 696 sites), Germany (4%, 511 sites) and India (4%, 422 sites). Together they account for 42% of the 11,639 Bootstrap 5.3.1 sites we track. 60% of the sites are in English, and .com is the most used domain ending, on 41% of them.
Where are Bootstrap 5.3.1 websites hosted?
The networks carrying the most Bootstrap 5.3.1 sites are Cloudflare, Inc. (1,637 sites), OVH SAS (995 sites) and Fastly, Inc. (795 sites).
What technologies are used with Bootstrap 5.3.1?
Across the 11,639 Bootstrap 5.3.1 sites we track, the technologies most often found alongside it are jQuery (56%, 6,497 sites), jsDelivr (50%, 5,859 sites), Apache HTTP Server (41%, 4,806 sites), Cloudflare (33%, 3,853 sites) and PHP (30%, 3,452 sites).
Breakdown of Bootstrap 5.3.1 websites
What else they run, plus their language, hosting network, domain extension and country.
| Technology | Sites |
|---|---|
jQuery | 6,497 |
jsDelivr | 5,859 |
Apache HTTP Server | 4,806 |
Cloudflare | 3,853 |
PHP | 3,452 |
Google Analytics | 2,750 |
HTTP/3 | 2,672 |
| HSTS | 2,552 |
cdnjs | 2,474 |
Nginx | 2,151 |
|
jQuery CDN | 1,676 |
reCAPTCHA | 1,491 |
WordPress | 1,463 |
MySQL | 1,456 |
|
Cloudflare Browser Insights | 1,308 |
Unpkg | 1,252 |
Google Tag Manager | 1,189 |
|
jQuery Migrate | 1,156 |
Popper | 1,060 |
Slick | 959 |
Varnish | 846 |
Google Hosted Libraries | 814 |
Clipboard.js | 805 |
Fastly | 795 |
GitHub Pages | 780 |
| Language | Sites |
|---|---|
| English | 6,982 |
| French | 478 |
| Spanish | 405 |
| German | 346 |
| Turkish | 322 |
| Italian | 283 |
| Portuguese | 268 |
| Dutch | 245 |
| Russian | 205 |
| Latin | 177 |
| Chinese | 165 |
| Indonesian | 114 |
| Japanese | 95 |
| Tagalog | 84 |
| Swedish | 79 |
| Korean | 78 |
| Polish | 74 |
| Czech | 64 |
| Thai | 61 |
| Danish | 52 |
| Esperanto | 51 |
| Malay | 51 |
| Welsh | 47 |
| Catalan | 43 |
| Romanian | 42 |
| ASN | Sites |
|---|---|
| Cloudflare, Inc. | 1,637 |
| OVH SAS | 995 |
| Fastly, Inc. | 795 |
| Amazon.com, Inc. | 677 |
| Hetzner Online GmbH | 482 |
| Hostinger International Limited | 433 |
| Rackspace Hosting | 324 |
| DigitalOcean, LLC | 265 |
| Contabo GmbH | 247 |
| Microsoft Corporation | 228 |
| Google LLC | 221 |
| CLOUDFLARENET | 180 |
| Aruba S.p.A. | 171 |
| eNET Inc. | 169 |
| IONOS SE | 156 |
| Akamai Connected Cloud | 148 |
| GoDaddy.com, LLC | 145 |
| The Constant Company, LLC | 103 |
| Cloudflare London, LLC | 87 |
| Liquid Web, L.L.C | 73 |
| Iksir Internet Hizmetleri A.S. | 72 |
| Contabo Inc. | 65 |
| Host Europe GmbH | 60 |
| WHG Hosting Services Ltd | 56 |
| Namecheap, Inc. | 53 |
| TLD | Sites |
|---|---|
| com | 4,773 |
| org | 719 |
| io | 659 |
| net | 527 |
| uk | 466 |
| fr | 298 |
| it | 279 |
| br | 258 |
| nl | 220 |
| de | 219 |
| ru | 196 |
| in | 166 |
| au | 110 |
| se | 87 |
| pl | 82 |
| cz | 79 |
| es | 79 |
| app | 73 |
| eu | 71 |
| ca | 65 |
| id | 63 |
| be | 62 |
| co | 59 |
| gr | 59 |
| ar | 58 |
| Country | Sites |
|---|---|
| 🇺🇸 United States | 2,426 |
| Unknown | 2,284 |
| 🇫🇷 France | 864 |
| 🇬🇧 United Kingdom | 696 |
| 🇩🇪 Germany | 511 |
| 🇮🇳 India | 422 |
| 🇮🇹 Italy | 359 |
| 🇳🇱 Netherlands | 331 |
| 🇧🇷 Brazil | 282 |
| 🇷🇺 Russia | 257 |
| 🇪🇸 Spain | 171 |
| 🇹🇷 Turkey | 168 |
| 🇨🇦 Canada | 164 |
| 🇦🇺 Australia | 152 |
| 🇯🇵 Japan | 131 |
| 🇸🇪 Sweden | 108 |
| 🇸🇬 Singapore | 105 |
| 🇨🇭 Switzerland | 101 |
| 🇮🇩 Indonesia | 100 |
| 🇵🇱 Poland | 100 |
| 🇨🇿 Czech Republic | 98 |
| 🇦🇷 Argentina | 78 |
| 🇨🇾 Cyprus | 75 |
| 🇫🇮 Finland | 74 |
| 🇰🇷 South Korea | 73 |
FAQ
Answers drawn from our latest crawl of Bootstrap 5.3.1 websites. Anything else, email us and we will look it up.
Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.