core-js
Standard library
Standard library
`Start a promise chain
ES2015 `Object.assign()` ponyfill
`Promise#finally()` ponyfill - Invoked when the promise is settled regardless of outcome
Node.js 0.12 path.isAbsolute() ponyfill
Node.js path.parse() ponyfill
ES2015 Promise ponyfill
Node.js os.tmpdir() ponyfill
ES2015 `Number.isNaN()` ponyfill
ES2015 `String#codePointAt()` ponyfill
Node.js path.dirname() ponyfill
Symbol.observable ponyfill
ECMAScript 6 Symbol polyfill
Node.js 4 `os.homedir()` ponyfill
ES2015 Number.isFinite() ponyfill
A [ponyfill](https://ponyfill.com) for `Buffer.allocUnsafe`.
ES2015 `Array#findIndex()` ponyfill
Standard library
Universal WHATWG Fetch API for Node, Browsers and React Native
ECMAScript6 WeakMap polyfill