Javascript polyfill for hidden attribute. Restores element.hidden functionality for IE < 11 etc.
Popover Attribute Polyfill
Babel helper to create your own polyfill provider
Web Streams, based on the WHATWG spec reference implementation
A robust & optimized `String.prototype.repeat` polyfill, based on the ECMAScript 6 specification.
A Babel plugin to inject imports to regenerator-runtime
A robust polyfill for the `CSS.escape` utility method as defined in CSSOM.
A Babel plugin to inject imports to core-js@2 polyfills
Use the :focus-within pseudo-selector in CSS
Polyfill for the URLPattern API
A Babel plugin to inject imports to core-js@3 polyfills
A native "Headers" class polyfill.
A polyfill for the proposed inert API
A polyfill for the internal diagnostics_channel module
*Please note that this polyfill is now in maintenance mode, as of Nov, 2022. We are not planning to add more features or enhancements.* ____________________________
HTML Custom Elements Polyfill
MutationObserver shim for ES3 environments
Node.js os.homedir polyfill for older versions of node.js.
Lightweight promise polyfill. A+ compliant
Fast and lightweight dependency-free vanilla JavaScript polyfill for native lazy loading / the awesome loading='lazy'-attribute.
Use the :focus-visible pseudo-selector in CSS
Bare minimum fetch polyfill in 500 bytes
Polyfills the a[download] attribute
A window.fetch polyfill.
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