Polyfills copy-pasted from MDN
MDN polyfills. A collection of side-effect ECMAScript modules. Minimized, mangled and extremely small thanks to Rollup - next-generation ES6 module bundler.
npm i mdn-polyfills --save
;// For example:// (ES6 Modules);;// (CommonJS);;// and so on ...
Polyfills are also available over a CDN, for example
The mdn-polyfills as a module is licensed under MIT © Michał Jezierski
Polyfills are licensed under https://developer.mozilla.org/en-US/docs/MDN/About#Copyrights_and_licenses