Loaders allow to process any static resources
Transpiles JavaScript files using Babel.
Interprets @import and url() inside CSS and transforms to import/require().
Resolves import/require() on a file into a url and emits the file into the output directory.
Processes CSS with PostCSS.
Loads a Sass/SCSS file and compiles it to CSS.
Inject CSS into the DOM.
Transforms files into base64 URIs.