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function-bind
Implementation of Function.prototype.bind
function bind shim es5
object-assign
ES2015 `Object.assign()` ponyfill
object assign extend properties es2015 ecmascript harmony ponyfill prollyfill polyfill shim browser
path-parse
Node.js path.parse() ponyfill
path paths file dir parse built-in util utils core ponyfill polyfill shim
regexp.prototype.flags
ES6 spec-compliant RegExp.prototype.flags shim.
RegExp.prototype.flags regex regular expression ES6 shim flag flags regexp RegExp#flags polyfill es-shim API
p-try
`Start a promise chain
promise try resolve function catch async await promises settled ponyfill polyfill shim bluebird
array-buffer-byte-length
Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.
shim polyfill ArrayBuffer byteLength byte length es-shim API es-shims
string.prototype.trim
ES5 spec-compliant shim for String.prototype.trim
String.prototype.trim string ES5 shim trim polyfill es-shim API
object.assign
ES6 spec-compliant Object.assign shim. From https://github.com/es-shims/es6-shim
Object.assign assign ES6 extend $.extend jQuery _.extend Underscore es-shim API polyfill shim
arraybuffer.prototype.slice
ES spec-compliant shim for ArrayBuffer.prototype.slice
javascript ecmascript ArrayBuffer.prototype.slice polyfill shim ArrayBuffer array buffer ArrayBuffer#slice slice typed array es-shim API
object-keys
An Object.keys replacement, in case Object.keys is not available. From https://github.com/es-shims/es5-shim
Object.keys keys ES5 shim
array.prototype.flat
An ES2019 spec-compliant `Array.prototype.flat` shim/polyfill/replacement that works as far down as ES3.
Array.prototype.flatten Array.prototype.flat flatten flat array ESnext shim polyfill flatMap Array.prototype.flatMap es-shim API
core-js
Standard library
ES3 ES5 ES6 ES7 ES2015 ES2016 ES2017 ES2018 ES2019 ES2020 ES2021 ES2022 ES2023 ES2024
set-blocking
set blocking stdio and stderr ensuring that terminal output does not truncate
flush terminal blocking shim stdio stderr
globalthis
ECMAScript spec-compliant polyfill/shim for `globalThis`
window self global globalThis System.global global object global this value ECMAScript es-shim API polyfill shim
function.prototype.name
An ES2015 spec-compliant `Function.prototype.name` shim
Function.prototype.name function name ES6 ES2015 shim polyfill es-shim API
array.prototype.findlastindex
An ESnext spec-compliant `Array.prototype.findLastIndex` shim/polyfill/replacement that works as far down as ES3.
Array.prototype.findLastIndex find findLast findLastIndex array ESnext shim polyfill last es-shim API
object.fromentries
ES proposal-spec-compliant Object.fromEntries shim.
Object.fromEntries Object.entries Object.values Object.keys entries values ES7 ES8 ES2017 shim object keys polyfill es-shim API
object.values
ES2017 spec-compliant Object.values shim.
Object.values Object.keys Object.entries values ES7 ES8 ES2017 shim object keys entries polyfill es-shim API
require-main-filename
shim for require.main.filename() that works in as many environments as possible
require shim iisnode
object-is
ES2015-compliant shim for Object.is - differentiates between -0 and +0
is Object.is equality sameValueZero ES6 ES2015 shim polyfill es-shim API