Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.
Dash Leaflet is a light wrapper around React-Leaflet. The syntax is similar to other Dash components, with naming conventions following the React-Leaflet API.