Proxy polyfill based on ES3 supports IE8, Node.js, etc.
ES5 shim for ES6 (ECMAScript 6) Reflect and Proxy objects
A robust & optimized `String.prototype.includes` polyfill, based on the ECMAScript 6 specification.
ECMAScript 6 Symbol polyfill
A robust & optimized `String.prototype.repeat` polyfill, based on the ECMAScript 6 specification.
A robust & optimized `String.prototype.codePointAt` polyfill, based on the ECMAScript 6 specification.
A robust & optimized `String.fromCodePoint` polyfill, based on the ECMAScript 6 specification.
Screenshots with JavaScript
Lightweight promise polyfill. A+ compliant
ECMAScript6 Set polyfill
Polyfill for the Proxy object
A lightweight polyfill library for Promise-based WebExtension APIs in Chrome.
Native Promise Only: A polyfill for native ES6 Promises **only**, nothing else.
Fast polyfill for TextEncoder and TextDecoder, only supports utf-8
ECMAScript 2015 (ES6) Object.assign polyfill and ponyfill
Array.prototype.findIndex ES2015 polyfill.
A lightweight library that provides tools for organizing asynchronous code
Universal WHATWG Fetch API for Node, Browsers and React Native
ECMAScript6 Map polyfill
Polyfill for ES6 Promise
better fetch for Node.js. Works on any JavaScript runtime!
A robust & optimized `String.prototype.startsWith` polyfill, based on the ECMAScript 6 specification.
Web Streams, based on the WHATWG spec reference implementation
Fully featured SOCKS proxy client supporting SOCKSv4, SOCKSv4a, and SOCKSv5. Includes Bind and Associate functionality.