polyfill

:snowman: ES6 Symbol polyfill in pure ES5

Madness embraces your project by including compatibility layer for selected APIs normally not available on .NET Framework target.

WebTransport implementation to fallback to WebSocket if browser does not support it

An ES-spec-compliant shim/polyfill/replacement for the `.cause` property on all Error types that works as far down as ES3

Insert polyfills (such as Promise) for Webpack 2

A trivial but working polyfill for PHP 7.3 is_countable function. Supports PHP versions >= 5.3

Assign the enumerable es6 Symbol properties from an object (or objects) to the first object passed on the arguments. Can be used as a supplement to ot...

A Level 2 spec-compliant Pointer Events polyfill with first-class Shadow DOM support

Polyfill for CSS backdrop-filter

Polyfilled smoothscroll behavior and helper function for gatsby sites

Spec-compliant polyfill for String.prototype.matchAll, in ES2020

A Nuxt module for supporting legacy browsers.

⚡️ A fast implementation of `crypto.getRandomValues` for React Native

Based on the InterfaceObserver API, a callback is performed when a bound element appears in the viewport.

A polyfill for document.scrollingElement

Polyfill for the JavaScript Event path/composedPath property

Provide a CSSStyleSheet or a CSSResult (Lit) for using with import attributes. Using the "with" keyword and "type : css".

A micro-library for manipulating CSS class names, triggering change events using HTML data attributes, and creating declarative class-related event li...

🚀 A WebGPU polyfill written on top of WebGL 2.

Makes the algorithms and APIs defined by URL Standard (replaces RFC 3986 and RFC 3987) available on PHP. / URL Standard (RFC 3986、RFC 3987 を置き換え...

provides the Promise and fetch goodies needed for IE(11) support w/ parcel bundle loading

A plugin for Tauri that provides a polyfill for Gamepad Web API that works on most common platforms.

🔥 450Bytes Promise based conditional polyfill loader

Feature detection in the browser before loading polyfill using services like polyfill.io

This polyfill is deprecated. Use the symfony/polyfill-php72 package instead.

ES Proposal spec-compliant shim for AggregateError

Audio polyfill for desktop and native.

A polyfill for Trac #51086, bringing tabbed settings pages into WP-Admin.

Polyfill for the The find() method. Returns a value in the array, if an element in the array satisfies the provided testing function. Otherwise undefi...

A fast and lightweight JavaScript Map and WeakMap polyfill microlibrary

Unified method of retrieving an ImageData instance from an image, in both the browser and Node.js, asynchronously or synchronously

ES5 spec-compliant shim for String.prototype.trim

Just a "polyfill" solution for the serviceWorker periodicSync, it does the functionallity of the non-standard specification.

Polyfills the a[download] attribute

A fully spec-compliant polyfill for 'Intl.RelativeTimeFormat'

Make Chrome extensions work in Arc browser! 🚀 Polyfill for chrome.sidePanel API - enables Claude, Grammarly, and other extensions to work perfectly o...

a hexo plugin that use IntersectionObserver API to improve lazyload performance, and medium like effect

Polyfill for the SpeechRecognition browser API using AWS Transcribe as a fallback

Ironically-named bundle of polyfills for Internet Explorer 8-9.

ES6-compliant shim for Number.isNaN - the global isNaN returns false positives.

A ponyfill (polyfill) for the browser Navigation API

ES6 spec-compliant Function.prototype.name sham.

一个轻量，兼容ie7、ie8，3D swiper插件。

The JavaScript library that promises you the fastest ES6 promises

W3C fetch() API polyfill for Taro 3+

react polyfills for ref, context and hooks

JS polyfill CSS property -webkit-line-clamp

A window.resizeTo polyfill for test environments like Jest & JSDOM (in <10 LoC)

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