A window.fetch polyfill.
A robust & optimized `String.prototype.includes` polyfill, based on the ECMAScript 6 specification.
A polyfill for the Resize Observer API
Polyfill for Temporal (https://github.com/tc39/proposal-temporal), an ECMA TC39 Stage 3 proposal
A fetch API polyfill for React Native with text streaming support.
Track React component in viewport using Intersection Observer API
A lightweight polyfill for Temporal, successor to the JavaScript Date object
Fast polyfill for TextEncoder and TextDecoder, only supports utf-8
A small implementation of `crypto.getRandomValues` for React Native. This is useful to polyfill for libraries like [uuid](https://www.npmjs.com/package/uuid) that depend on it.
Polyfills and patches missing or partially supported web and core APIs
Polyfill/ponyfill for the AbortController DOM API + optional patching of fetch (stub that calls catch, doesn't actually abort request).
A lightweight polyfill library for Promise-based WebExtension APIs in Chrome.
HTML5 `FormData` for Browsers and Node.
An EventTarget Polyfill
This is a polyfill for Buffer#indexOf introduced in NodeJS 4.0.
[](https://www.npmjs.com/package/@ton/crypto)
@peculiar/x509 is an easy to use TypeScript/Javascript library based on @peculiar/asn1-schema that makes generating X.509 Certificates and Certificate Requests as well as validating certificate chains easy
The Babel preset for Expo projects
A structuredClone polyfill
ECMAScript 6 Symbol polyfill
ECMAScript6 WeakMap polyfill
A polyfill for the asynchronous clipboard API
Provides polyfills necessary for a full ES2015+ environment
A collection of polyfills for the react-native Javascript environment.