180 Open source projects that are alternatives of or similar to Resize Observer Polyfill

Modern DOM functionalities for every browser

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

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

Use WebVR today, without requiring a special browser build.

Spec-compliant shim for `Object.getOwnPropertyDescriptors` that works in ES5.

Polyfill URL and URLSearchParams to match last ES7 specifications

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

A stand-alone working lightweight version of the W3C Custom Elements specification

🍩 1kb minimally viable DOM Document implementation

A polyfill for React Natives DrawerLayoutAndroid

A platform-agnostic drawer layout for react-native

CSS variables (Custom Properties) polyfill for IE11

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

Polyfill for the React Suspense API 😮

Dispatches global fetch events using Deno's native http server.

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

[DEPRECATED] Node.js `os.homedir()` ponyfill

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.

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

A Javascript library for working with native objects.

ES5 spec-compliant shim for String.prototype.trim

ECMAScript proposal for Deduplicating method of Array

Universal LocalStorage for browser and Node.js.

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

Spec-compliant FormData implementation for Node.js

Internet Explorer 11 compatibility solution for Bootstrap 5

Polyfill for the proposed React context API

A polyfill for the AppHistory proposal

This component provides functions unavailable in releases prior to PHP 5.5.

Type and Reflection polyfill extension methods. .NET 3.5+ and .NET Standard 1.0+.

Polyfill for the Encoding Living Standard's API

Object.keys shim

[DEPRECATED] Node.js os.tmpdir() ponyfill

Insert polyfills (such as Promise) for Webpack 2

Automatic polyfill service.

A curated collection of javascript interview questions & solutions.

Surgically polyfills timezone support in Intl.DateTimeFormat API

Collection of polyfill (backport) and incubator features for Symfony 3

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

Proxy object polyfill

A tiny WebWorker polyfill for the file:// protocol

Make an image grayscale in all browsers

webcrypto-liner is a polyfill that let's down-level User Agents (like IE/Edge) use libraries that depend on WebCrypto. (Keywords: Javascript, WebCrypto, Shim, Polyfill)

rewrite constructor arguments, call DOMPurify, profit

ES Proposal spec-compliant shim for Promise.allSettled

Javascript polyfills as a service. Java implementation.

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

Automatically annotate CSS Grid items with row and column positions, so they are correctly positioned in IE11.

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

A JavaScript implementation of a WebVR 1.1 VRDisplay

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

Implements the `{{on eventName this.someAction}}` element modifier from https://github.com/emberjs/rfcs/blob/master/text/0471-on-modifier.md

Webpack plugin to automatically inject polyfills into your bundle without affecting modern browsers.

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

Backwards compatibility polyfill for React class components

A source code only package which allows you to use .NET's nullable attributes in older target frameworks like .NET Standard 2.0 or the "old" .NET Framework.

This component provides binary-safe string functions, using the mbstring extension when available.

Polyfill implements newer Ruby features into older versions.

A polyfill for the 'scroll-behavior' CSS-property