APIs

Library for creation web and websocket restful APIs

Safer Node.js Buffer API

An implementation of the WHATWG URL Standard's URL API and parsing machinery

Node.js Buffer API, for the browser

A common tooling library used by the googleapis npm module. You probably don't want to use this directly.

A light-weight module that brings Fetch API to node.js

Get callsites from the V8 stack trace API

Modern Buffer API polyfill without footguns

Core istanbul API for JS code coverage

Google APIs Client Library for Node.js

Axios + standardized errors + request/response transforms.

ES6 spec-compliant Object.assign shim. From https://github.com/es-shims/es6-shim

ES6 spec-compliant RegExp.prototype.flags shim.

Fast, unopinionated, minimalist web framework

Load node modules according to tsconfig paths, in run-time or via API.

Base reporting library for istanbul

An ES2015 spec-compliant `Function.prototype.name` shim

ES2017 spec-compliant Object.values shim.

An ES7/ES2016 spec-compliant `Array.prototype.includes` shim/polyfill/replacement that works as far down as ES3.

Utility functions for working with TypeScript's API. Successor to the wonderful tsutils. 🛠️️

ES5 spec-compliant shim for String.prototype.trim

Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.

ECMAScript spec-compliant polyfill/shim for `globalThis`

An ES2019 spec-compliant `Array.prototype.flat` shim/polyfill/replacement that works as far down as ES3.

Node.js API (Node-API)

ES spec-compliant shim for ArrayBuffer.prototype.slice

An ES2019 spec-compliant `Array.prototype.flatMap` shim/polyfill/replacement that works as far down as ES3.

ES proposal-spec-compliant Object.fromEntries shim.

Fast CSS Selectors API Engine

ES2017 spec-compliant Object.entries shim.

Esprima-compatible implementation of the Mozilla JS Parser API

Implements https://w3c.github.io/accname/

Common API errors

An ES2015 mostly-spec-compliant `Reflect.getPrototypeOf` sham/polyfill/replacement that works in as many engines as possible

Packages @jridgewell/trace-mapping and @jridgewell/gen-mapping into the familiar source-map API

2KB immutable date time library alternative to Moment.js with the same modern API

Shared TypeScript definitions for Octokit projects

A shim for the setImmediate efficient script yielding API

An ESnext spec-compliant `Array.prototype.findLastIndex` shim/polyfill/replacement that works as far down as ES3.

Public logs API for OpenTelemetry

In-memory file-system with Node's fs API.

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

ES2015-compliant shim for Object.is - differentiates between -0 and +0

Universal WHATWG Fetch API for Node, Browsers and React Native

Provides functions for detecting if the host environment supports the WebCrypto API

A high-level API to automate web browsers

tiny modular DOM lib for ie9+

An ESnext spec-compliant `Array.prototype.toSorted` shim/polyfill/replacement that works as far down as ES3.

UnRS Resolver Node API with PNP support

Public API for OpenTelemetry