Include Bootstrap's source Sass and an ES Module version of our JavaScript plugins thanks to guybedford/es-module-shims. Also includes the Autoprefixer for cross-browser CSS, Stylelint for Sass code quality, and Popper, a peer dependency of Bootstrap's JS used to position dropdowns, popovers, and tooltips.
git clone https://github.com/twbs/examples.git
cd examples/sass-js-esm/
npm install
npm start