Sleek, intuitive, and powerful front-end framework for faster and easier web development.
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Table of contents
- Quick start
- What's included
- Bugs and feature requests
- Copyright and license
Several quick start options are available:
- Download the latest release.
- Clone the repo:
git clone https://github.com/twbs/bootstrap.git
- Install with npm:
npm install bootstrap
- Install with yarn:
yarn add email@example.com
- Install with Composer:
composer require twbs/bootstrap:4.3.1
- Install with NuGet: CSS:
Read the Getting started page for information on the framework contents, templates and examples, and more.
Within the download you'll find the following directories and files, logically grouping common assets and providing both compiled and minified variations. You'll see something like this:
bootstrap/ └── dist/ ├── css/ │ ├── bootstrap-grid.css │ ├── bootstrap-grid.css.map │ ├── bootstrap-grid.min.css │ ├── bootstrap-grid.min.css.map │ ├── bootstrap-reboot.css │ ├── bootstrap-reboot.css.map │ ├── bootstrap-reboot.min.css │ ├── bootstrap-reboot.min.css.map │ ├── bootstrap-utilities.css │ ├── bootstrap-utilities.css.map │ ├── bootstrap-utilities.min.css │ ├── bootstrap-utilities.min.css.map │ ├── bootstrap.css │ ├── bootstrap.css.map │ ├── bootstrap.min.css │ └── bootstrap.min.css.map └── js/ ├── bootstrap.bundle.js ├── bootstrap.bundle.js.map ├── bootstrap.bundle.min.js ├── bootstrap.bundle.min.js.map ├── bootstrap.esm.js ├── bootstrap.esm.js.map ├── bootstrap.esm.min.js ├── bootstrap.esm.min.js.map ├── bootstrap.js ├── bootstrap.js.map ├── bootstrap.min.js └── bootstrap.min.js.map
We provide compiled CSS and JS (
bootstrap.*), as well as compiled and minified CSS and JS (
bootstrap.min.*). source maps (
bootstrap.*.map) are available for use with certain browsers' developer tools. Bundled JS files (
bootstrap.bundle.js and minified
bootstrap.bundle.min.js) include Popper.
Bugs and feature requests
Documentation search is powered by Algolia's DocSearch. Working on our search? Be sure to set
debug: true in
Running documentation locally
npm installto install the Node.js dependencies, including Hugo (the site builder).
- From the root
npm run docs-servein the command line.
http://localhost:9001/in your browser, and voilà.
Learn more about using Hugo by reading its documentation.
Documentation for previous releases
You can find all our previous releases docs on https://getbootstrap.com/docs/versions/.
Previous releases and their documentation are also available for download.
Please read through our contributing guidelines. Included are directions for opening issues, coding standards, and notes on development.
Get updates on Bootstrap's development and chat with the project maintainers and community members.
- Follow @getbootstrap on Twitter.
- Read and subscribe to The Official Bootstrap Blog.
- Join the official Slack room.
- Chat with fellow Bootstrappers in IRC. On the
irc.freenode.netserver, in the
- Implementation help may be found at Stack Overflow (tagged
- Developers should use the keyword
bootstrapon packages which modify or add to the functionality of Bootstrap when distributing through npm or similar delivery mechanisms for maximum discoverability.
For transparency into our release cycle and in striving to maintain backward compatibility, Bootstrap is maintained under the Semantic Versioning guidelines. Sometimes we screw up, but we adhere to those rules whenever possible.
See the Releases section of our GitHub project for changelogs for each release version of Bootstrap. Release announcement posts on the official Bootstrap blog contain summaries of the most noteworthy changes made in each release.
Thanks to BrowserStack for providing the infrastructure that allows us to test in real browsers!
Support this project by becoming a sponsor. Your logo will show up here with a link to your website. [Become a sponsor]
Thank you to all our backers! 🙏 [Become a backer]
Copyright and license
*Note that all licence references and agreements mentioned in the bootstrap README section above are relevant to that project's source code only.