Add support for more integer widths to Buffer
TypeScript execution environment and REPL for node.js, with source map support
A native "Headers" class polyfill.
Experimental REPL for Bun
MutationObserver shim for ES3 environments
Date add-ons for Node.js
Polyfill the ECMA-402 Intl API (except collation)
> Polyfill/shim for `process.allowedNodeEnvironmentFlags`
Node.js os.homedir polyfill for older versions of node.js.
Path2D API for node. Can be used for server-side rendering with canvas
The Pyodide JavaScript package
Polyfill exporting trevnorris's 0.11+ asyncListener API.
Web API compatible streams for node/web
Polyfill for the dialog element
A polyfill for the proposed inert API
A window.fetch polyfill.
A lightweight and trustworthy URL polyfill for React Native
A robust & optimized `String.prototype.includes` polyfill, based on the ECMAScript 6 specification.
A polyfill for the Resize Observer API
Native Promise Only: A polyfill for native ES6 Promises **only**, nothing else.
Spec-compliant FormData implementation for Node.js
EventSource polyfill for browser and node.js
better fetch for Node.js. Works on any JavaScript runtime!
Polyfill for Temporal (https://github.com/tc39/proposal-temporal), an ECMA TC39 Stage 3 proposal