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.
Sites using it
3
in our scanned database
Category
UI frameworks
Detection methods
4
independent fingerprints
Related technologies
12
runs on / used by
Websites using Bootstrap
Sites we have scanned that currently run Bootstrap, most visited first.
How we detect Bootstrap
Script URLs
Where JavaScript files load from
HTML patterns
Markup in the page source
Page elements
CSS selectors in the DOM
JavaScript globals
Variables set at runtime (browser mode)
Related technologies
Alternatives in UI frameworks
Numbers show how many scanned sites use each.
All UI frameworks technologies →
