A plugin for your Webpack build process, helping you generate a manifest of local files that workbox-sw should precache.

offline-plugin for webpack

A robust & optimized `Array.from` polyfill, based on the ECMAScript 6 specification.

Babel preset for all es2015 plugins.

ES6 spec-compliant Object.assign shim. From https://github.com/es-shims/es6-shim

Lightweight promise polyfill. A+ compliant

A window.fetch polyfill.