Polyfill Packages

Compute the hyperbolic arccosine of a number.

Compute the hyperbolic arcsine of a number.

Compute the hyperbolic arctangent of a number.

Round a single-precision floating-point number toward zero.

Blob.js polyfill

An ESnext spec-compliant `Map.groupBy` shim/polyfill/replacement that works as far down as ES3.

Polyfill for xxxxxx audioTracks API described here: https://developer.mozilla.org/en-US/docs/Web/API/HTMLMediaElement/audioTracks

提供一些最新特性的polyfill

A WebGPU polyfill written on top of WebGL 2.

mandarin element-ui form-item localization polyfill

A Barcode Detection API polyfill that uses ZXing webassembly under the hood

A tiny, zero-dependency yet spec-compliant asynchronous iterator polyfill/ponyfill for ReadableStreams.

A polyfill to use WebAssembly in React Native.

A polyfill for JSON.parse

Merge and extend objects.

Return the prototype of a provided object.

Return the first index at which a given element can be found.

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

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