New in v5.2 CSS variables, responsive offcanvas, new utilities, and more! Bootstrap

Build fast, responsive sites with Bootstrap

Powerful, extensible, and feature-packed frontend toolkit. Build and customize with Sass, utilize prebuilt grid system and components, and bring projects to life with powerful JavaScript plugins. 

npm i bootstrap@5.2.2
Read the docs

Currently v5.2.2 · Download · v4.6.x docs · All releases