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

Standard Library

Client-side support for CSS custom properties (aka "CSS variables") in legacy and modern browsers

(A smaller) polyfill for the react context API

🐕 Bare minimum 500b fetch polyfill.

🦄 Like polyfill but with pony pureness

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

🖥 A screen.orientation ponyfill

Promise packages, patterns, chat, and tutorials

Polyfills the ResizeObserver API.

Object.fromEntries() ponyfill (in 6 lines)

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

Web Streams, based on the WHATWG spec reference implementation

Tiny library (<200B gzip) for deferring something by a "tick"

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

A pure JS in-memory implementation of the IndexedDB API

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

Windows 10 Web Bluetooth Polyfill

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

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

PHP polyfills

AXA CH UI components library. Please share, comment, create issues and work with us!

Simple polyfill for URLSearchParams standard

Capture form validation back from the browser

PHP 5.x support for random_bytes() and random_int()

A window.fetch JavaScript polyfill.

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

Modern DOM functionalities for every browser

ES6 Promise polyfill

Universal polyfill for match media API using Expo APIs on mobile

Transforming HTML standards of the future into JavaScript standards of the past

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

Use WebVR today, without requiring a special browser build.

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

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

CSS variables (Custom Properties) polyfill for IE11

Polyfill for the React Suspense API 😮

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

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

ECMAScript proposal for Deduplicating method of Array

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

Internet Explorer 11 compatibility solution for Bootstrap 5

Polyfill for the proposed React context API

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

Polyfill for the Encoding Living Standard's API

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

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

Automatic polyfill service.

Surgically polyfills timezone support in Intl.DateTimeFormat API

ECMAScript 5 Polyfill for IE-8

Bootstrap 3 CSS for IE7

Proxy object polyfill

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

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)

This component provides functions unavailable in releases prior to PHP 5.4.

Make an image grayscale in all browsers

Toolchain for WebAssembly

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

🍩 1kb minimally viable DOM Document implementation

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

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