Bootstrap Bootstrap

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.

Get in touch with Bootstrap customers

Get a list of 12,777,007 websites using Bootstrap which includes location information, hosting data, contact details, social media accounts, and more.

Metrics

Key metrics and data insights about Bootstrap usage, top websites, and alternatives in the UI frameworks ecosystem.

Countries

Germany: 9.15%
United Kingdom: 6.31%
United States: 6.09%
Brazil: 5.68%
Russia: 5.65%

Languages

EN: 58.18%
FR: 5.31%
DE: 4.96%
ES: 4.8%
PT: 3.3%

Hosts

Cloudflare, Inc.: 12.21%
Amazon Technologies Inc.: 3.92%
Hetzner Online GmbH: 3.1%
Google LLC: 2.85%
GoDaddy.com, LLC: 2.39%

Reports

Pre-built reports and custom data exports to help you identify Bootstrap customers, analyze market trends, and generate targeted lead lists.

Apps

Explore our apps and integrations that make technology detection easy and accessible.
IntelBee API
{
"domain": "example.com",
"technologies": [
{
"name": "React",
"category": "JavaScript Framework",
"confidence": 95
},
{
"name": "Cloudflare",
"category": "CDN",
"confidence": 100
}
]
}

Developer API

Integrate our technology intelligence directly into your applications with our robust RESTful API. Built for scale with enterprise-grade reliability.
99.9% uptime SLA
Rate limiting up to 10,000 requests/hour
Real-time webhooks

Try IntelBee

Create a free account and get 50 technology lookups per month included