Ponyfills are like polyfills but without overriding native APIs. Polyfills patch a piece of functionality so that older environments can support newer features whilst Ponyfills, on the other hand, provide functionality as standalone modules.

Contents

• Articles
• Main
• Uncategorised
• Numbers
• Strings
• Objects
• Arrays
• Browser Features
• Node.js Features

Articles

• Polyfills or Ponyfills?

Main

• ⭐️ core-js-pure - The entire standard library.

Uncategorised

• es6-promise - Promise
• es6-map - Map
• es6-weak-map - WeakMap
• es6-set - Set
• es6-symbol - Symbol
• named-regexp-groups - RegExp
• globalthis - globalThis

Numbers

• bignumber.js - BigInt
• number-is-nan - Number.isNaN
• is-finite - Number.isFinite
• is-integer - Number.isInteger

Strings

• indexof - String.prototype.indexOf
• string.prototype.trim - String.prototype.trim
• string.prototype.trimleft - String.prototype.trimStart
• string.prototype.trimright - String.prototype.trimEnd
• string.prototype.replaceall - String.prototype.replaceAll

Objects

• object.fromentries - Object.fromEntries
• object.entries - Object.entries
• object-keys - Object.keys
• object.values - Object.values
• object-assign - Object.assign
• object-is - Object.is
• json3 - JSON

Arrays

• array-from - Array.from
• array.prototype.every - Array.prototype.every
• array.prototype.find - Array.prototype.find
• array.prototype.some - Array.prototype.some
• array.prototype.flatmap - Array.prototype.flatMap
• array-map - Array.prototype.map
• array-foreach - Array.prototype.forEach
• array-includes - Array.prototype.includes
• indexof - Array.prototype.indexOf.
• isarray - Array.isArray

Browser Features

• cross-fetch - fetch
• cross-blob - Blob
• cross-formdata - FormData
• abortcontroller-polyfill - AbortController
• @fastly/performance-observer-polyfill - PerformanceObserver
• performance-now - performance.now
• console.table - console.table
• webbluetooth - Bluetooth
• resize-observer-polyfill - ResizeObserver
• webcrypto-shim - crypto
• css-vars-ponyfill - CSS variables/custom properties
• raf - requestAnimationFrame
• xhr2 - XMLHttpRequest

Node.js Features

• events - EventEmitter
• tickedoff - setImmediate
• buffer-from - Buffer.from
• cross-exit - process.exit
• next-tick - process.nextTick