Polyfill Packages

webp image format polyfill for browsers

The simple shim for Transition Events with CSS transitions, that transparently intercepts difference between browsers.

MDN implementation of custom-event-polyfill for old browsers

URLSearchParams standard with extras

requestAnimationFrame polyfill for node and the browser

A collection of polyfills to bring ExtendScript to ES6 standards.

A robust polyfill for the 'object-fit' and 'object-position' CSS-properties

An ES5 mostly-spec-compliant `Object.getPrototypeOf` sham/polyfill/replacement that works in as many engines as possible

automaticlly include polyfills for projects created by rocketact

alias for `new Promise` plus useful features like compose

An Angular directive for easy using stickyfill, a polyfill allowing to use position:sticky on browsers that doesn't support that

PostCSS plugin to creating fallback for line-gradient background.

Replaces viewport units for mobile devices not supporting it.

This is a [webpack](http://webpack.github.io/docs/) plugin that detects required polyfills using [autopolyfiller](https://github.com/azproduction/autopolyfiller) and loads them from [Polyfill service](https://cdn.polyfill.io/v1/docs/).

React hooks polyfill

React createRef forwardRef polyfill

Wrapper for the Page Visibility API

Set of tools to step up your polyfill game

Collection of feature detection tests

Automagically test your browser and fetches only the polyfills you need