Quickly design and customize responsive mobile-first sites with Bootstrap, the world’s most popular front-end open source toolkit, featuring Sass variables and mixins, responsive grid system, extensive prebuilt components, and powerful JavaScript plugins.
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<h2>Installation</h2>
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Install Bootstrap’s source Sass and JavaScript files via npm, Composer, or Meteor.
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<p>Package managed installs don’t include documentation, but do include our build system and readme. You can also <ahref="https://github.com/twbs/bootstrap-npm-starter">use our npm template repo</a> to quickly generate a Bootstrap project via npm.</p>
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<h2>BootstrapCDN</h2>
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When you only need to include Bootstrap’s compiled CSS or JS, you can use <ahref="https://www.bootstrapcdn.com/">BootstrapCDN</a>.
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See it in action with our simple <ahref="{{ site.baseurl }}/docs/{{ site.docs_version }}/getting-started/introduction/#starter-template">starter template</a>, or <ahref="{{ site.baseurl }}/docs/{{ site.docs_version }}/examples/">browse the examples</a> to jumpstart your next project.
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<aclass="btn btn-lg btn-outline-primary mb-3"href="{{ site.baseurl }}/docs/{{ site.docs_version }}/layout/overview/">Explore the docs</a>
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<h2>Bootstrap Icons</h2>
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For the first time ever, Bootstrap has its own open source SVG icon library, designed to work best with our components and documentation.
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Bootstrap Icons are designed to work best with Bootstrap components, but they’ll work in any project. They’re SVGs, so they scale quickly and easily, can be implmented in several ways, and can be styled with CSS.
