168 Open source projects that are alternatives of or similar to Es5 Polyfill

This component provides a partial, native PHP implementation for the Ctype extension.

Polyfill URL and URLSearchParams to match last ES7 specifications

Polyfill for the Encoding Living Standard's API

Backwards compatibility polyfill for React class components

Web Streams, based on the WHATWG spec reference implementation

This component provides a partial, native PHP implementation of the Grapheme functions from the Intl extension.

Promise packages, patterns, chat, and tutorials

This component provides functions unavailable in releases prior to PHP 8.0.

A platform-agnostic drawer layout for react-native

CSS Custom Paint / Paint Worklet polyfill with special browser optimizations.

A Javascript polyfill for browsers that don't support the object-fit CSS property.

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

A polyfill for native ES6 Promises as close as possible (no extensions) to the strict spec definitions.

NodeJS module to create polyfill bundles tailored to individual user-agents.

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

Fast and lightweight dependency-free vanilla JavaScript polyfill for native lazy loading / the awesome loading='lazy'-attribute.

Polyfill for the proposed React context API

A cross-browser wrapper for the Web Audio API which aims to closely follow the standard.

Javascript polyfills as a service. Java implementation.

Bootstrap 4 for IE8 and IE9

Automatic polyfill service.

Workaround for browser bugs in Range.prototype.getClientRects and Range.prototype.getBoundingClientRect.

CSS variables (Custom Properties) polyfill for IE11

An up-to-date Device Parameter Database for the WebVR Polyfill

Make an image grayscale in all browsers

🍩 1kb minimally viable DOM Document implementation

Scoped CSS polyfill

Capture form validation back from the browser

A Javascript library for working with native objects.

This component provides a fallback implementation for the Normalizer class provided by the Intl extension.

A browser API to prevent DOM-Based Cross Site Scripting in modern web applications.

A window.fetch JavaScript polyfill.

AVIF polyfill for the browser

📡 BroadcastChannel to send data between different browser-tabs or nodejs-processes 📡

A pure JS in-memory implementation of the IndexedDB API

StickyState is a high performant module making native position:sticky statefull and polyfilling the missing sticky browser feature

CSS3 Media Queries Shim

Element.scrollIntoView ponyfills for things like "if-needed" and "smooth"

This component provides features unavailable in releases prior to PHP 7.0.

JSBI is a pure-JavaScript implementation of the official ECMAScript BigInt proposal.

some damn DOM fix for this damned browser

🦄 Like polyfill but with pony pureness

HTML5 `FormData` polyfill for Browsers.

This component provides apcu_* functions and the APCUIterator class to users of the legacy APC extension.

Polyfill for the AbortController DOM API and abortable fetch (stub that calls catch, doesn't actually abort request).

A docker sidecar container to forward all traffic to local docker host or any other host

Add polyfills to rogchap/v8go

Bootstrap 3 CSS for IE7

.NET polyfill to the future. A versatile RAD framework for .NET platform.

Make JSONP request like window.fetch

Object.fromEntries() ponyfill (in 6 lines)

🐕 Bare minimum 500b fetch polyfill.

like core-js but for Web APIs (based on polyfill.io)

Simple polyfill for URLSearchParams standard

Toolchain for WebAssembly

Proxy object polyfill

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

Modern DOM functionalities for every browser

📋 Simple copying on the web, with maximum browser compatibility.

Polyfills the ResizeObserver API.