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Bootstrap 5 is the fifth major version of the popular front-end component library. The Bootstrap framework aids in the creation of responsive, mobile-first websites and web apps. Use in conjunction with the main [twitter-bootstrap] tag.

Bootstrap 5 is the fifth major version of the popular frontend component library and open source toolkit for developing with HTML, CSS, and JavaScript. The Bootstrap framework aids in the creation of responsive, mobile-first websites and web apps.


Key changes in v5:

  • Dropped the jQuery dependency
  • Dropped support for Internet Explorer (10 and 11)
  • Updated grid and layout
  • Updated forms
  • CSS custom properties added to many components

Latest version available: v5.3.*


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