Awesome JavaScript Ponyfills – Massive Collection of Resources

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