What is core-js?
Standard library.
core-js is a tool in the npm Packages category of a tech stack.
core-js is an open source tool with 23.3K GitHub stars and 1.7K GitHub forks. Here’s a link to core-js's open source repository on GitHub
Keywords
es6
promise
es2015
url
Polyfill
Map
Observable
shim
ES7
harmony
es5
ponyfill
es2017
es2016
Set
symbol
es2018
TypedArray
ES2019
ES3
setImmediate
queueMicrotask
URLSearchParams
WeakSet
WeakMap
Strawman
ECMAScript 2020
ECMAScript 2019
ECMAScript 2018
ECMAScript 2017
ECMAScript 2016
ECMAScript 2015
ECMAScript 7
ECMAScript 6
ECMAScript 5
ECMAScript 3
ES2020
Who uses core-js?
Companies
146 companies reportedly use core-js in their tech stacks, including checkmk, udevoffice.com@2019, and Swell.is.
Developers
284 developers on StackShare have stated that they use core-js.