An ES2015 mostly-spec-compliant `Reflect.getPrototypeOf` sham/polyfill/replacement that works in as many engines as possible.
A pure-JavaScript element query demonstration using data attributes for syntax, and applied via classes
An ES2015 spec-compliant `Array.prototype.copyWithin` shim/polyfill/replacement that works as far down as ES3.
Detect if a feature can skip polyfills for ESM builds.
Polyfill for ES8 Object.entries
ES2019 spec-compliant String.prototype.trimStart shim
An ES5 spec-compliant `Array.prototype.reduceRight` shim/polyfill/replacement that works as far down as ES3.
A limited experimental CSS grid polyfill for Internet Explorer 11.
An ES2015 spec-compliant `Array.prototype.lastIndexOf` shim/polyfill/replacement that works as far down as ES3.
An ES2015 spec-compliant `Array.prototype.keys` shim/polyfill/replacement that works as far down as ES3.
A polyfill for allowing usage of the new GM Object API in legacy user scripts
DOM - Living Standard `Node.prototype.isConnected`
Polyfill for ES8 String.prototype.padEnd
A drop in replacement for the path NodeJS module
An ES-spec-compliant Number.parseInt shim/polyfill/replacement that works as far down as ES3
Titanium native mobile polyfills necessary to use packages that depend on Node.js modules
PHP polyfill for the Apache Functions. The aim is to provides functions as the PHP way in order to get them available even if PHP is not running as an...
Bringing WAAPI to browsers with the magic of CSS
An ES-spec-compliant Reflect.apply shim/polyfill/replacement that works as far down as ES3
Simple performance now polyfill for old browsers and node
Brings drag-drop-polyfill into your Ember applications.
ZenJS 是一个高性能的 JavaScript 工具库。
Adds back in 7, 8, 9, 10 and 12 columns for UIkit 3
HTMLElement.dataset ponyfill
An ES5 mostly-spec-compliant `Object.getPrototypeOf` sham/polyfill/replacement that works in as many engines as possible.
A polyfill for Element.prototype.scrollLeftMax() and Element.prototype.scrollTopMax() functions for javascript (supporting IE6+, chrom, opera, safari)...
A Polymer 3 compatible solution to reacting to changes in an element's size and/or position
JavaScript web-dev & more modules....
polyfill for DOM API
(pipeline-operator on npm) Functional implementation of the pipeline operator |>
An ESnext spec-compliant `Array.prototype.findLastIndex` shim/polyfill/replacement that works as far down as ES3.
The simple shim for Transition Events with CSS transitions, that transparently intercepts difference between browsers.
Fast and lightweight dependency-free vanilla JavaScript polyfill for native lazy loading / the awesome loading='lazy'-attribute, depending on Service...
An ES-spec-compliant Math.imul shim/polyfill/replacement that works as far down as ES3
This is an array polyfill , one .js file for support some array methods (map, filter, reverse, forEach etc.) which maybe doesn't support in old browse...
Dockerized polyfill-service (https://github.com/Financial-Times/polyfill-service, aka. https://polyfill.io)
ES spec-compliant `Object.defineProperties` shim/polyfill/replacement that works as far down as ES3
An ES-spec-compliant `parseInt` shim/polyfill/replacement that works as far down as ES3
Self-host your own Polyfill.io Docker image.
"ReadableStream" polyfill based on the eponymous implementation from Node.js.
An ESnext spec-compliant `Set.prototype.symmetricDifference` shim/polyfill/replacement that works as far down as ES3
An ESnext spec-compliant `Set.prototype.isDisjointFrom` shim/polyfill/replacement that works as far down as ES3
ES Proposal spec-compliant shim for SuppressedError
An ES2015 spec-compliant `Map` shim/polyfill/replacement that works as far down as ES3.
A set of JavaScript polyfills
Pure lua libraries for emulating luau libraries used for transpiling in dalbit
An ESnext spec-compliant `Error.isError` shim/polyfill/replacement that works as far down as ES3.
poteto is HTTP-alike fetch for FILE protocol, e.g. fetch('file:///usr/bin/node')
🧰 Fix egregiously broken or missing functionality in .NET libraries. Inspired by underscore, jQuery, JAX-RS, Apache Commons, Spring, and Guava.
A CSS polyfill for media pseudo-classes (:playing, :paused, :seeking, :buffering, :stalled, :muted)