from core-js polyfill
A structuredClone polyfill
A cheap (and not correct) structured-clone polyfill with types
A super light and fast circular JSON parser.
A cheap (and not correct) structured-clone polyfill with types
An env-agnostic serializer and deserializer with recursion ability and types beyond JSON, based on the HTML structured clone algorithm.
Polyfill for BroadcastChannel for Safari, old Chrome and Opera
TypeScript definitions for @ungap/structured-clone
Web Streams, based on the WHATWG spec reference implementation
Babel helper to create your own polyfill provider
A Babel plugin to inject imports to core-js@2 polyfills
The type registry for typeson
A Babel plugin to inject imports to regenerator-runtime
Polyfill for the URLPattern API
A polyfill that adds Ed25519 key manipulation capabilities to `SubtleCrypto` in environments where it is not yet supported
A polyfill for the internal diagnostics_channel module
A Babel plugin to inject imports to core-js@3 polyfills
A native "Headers" class polyfill.
Node.js os.homedir polyfill for older versions of node.js.
Bare minimum fetch polyfill in 500 bytes
Lightweight promise polyfill. A+ compliant
A window.fetch polyfill.
A robust & optimized `String.prototype.includes` polyfill, based on the ECMAScript 6 specification.
A lightweight and trustworthy URL polyfill for React Native