APIs

ES2015-compliant shim for Number.isNaN - the global isNaN returns false positives.

Programmatic API to update package.json

ES spec-compliant shim for Object.hasOwn

CSV parsing implementing the Node.js `stream.Transform` API

Storybook framework-agnostic API

Core Storybook Manager API & Context

An ES5 spec-compliant `Array.prototype.reduce` shim/polyfill/replacement that works as far down as ES3.

Basic IP rate-limiting middleware for Express. Use to limit repeated requests to public APIs and/or endpoints such as password reset.

Isomorphic WHATWG Fetch API, for Node & Browserify

styled() API wrapper package for emotion.

Polyfill for the Encoding Living Standard's API.

Seamless REST/GraphQL API mocking library for browser and Node.js.

ES2017 spec-compliant String.prototype.padEnd shim.

wait-on is a cross platform command line utility and Node.js API which will wait for files, ports, sockets, and http(s) resources to become available

Storybook framework-agnostic API

A high-level API to control headless Chrome over the DevTools Protocol

Converts a Web-API readable-stream into a Node.js readable-stream.

Distribute processing tasks to child processes with an über-simple API and baked-in durability & custom concurrency options.

The official TypeScript library for the OpenAI API

MongoDB connection strings, based on the WhatWG URL API

Cloud Storage Client Library for Node.js

Convert DataTransfer object to a list of File objects

Queues failed requests and uses the Background Sync API to replay them when the network is available

Queues failed requests and uses the Background Sync API to replay them when the network is available

Provide AMD's define() API for declaring modules in the AMD format

> Plugins API for easier DevTools integrations.

A service worker helper library that uses the Broadcast Channel API to announce when a cached response has updated

Unzip cross-platform streaming API

Time zone support for date-fns v3 with the Intl API

CSV stringifier implementing the Node.js `stream.Transform` API

Storybook framework-agnostic API

Storybook framework-agnostic API

drive

Provides an API for ESLint custom rules that is compatible with the latest ESLint even when using older ESLint.

Polyfills the ResizeObserver API and supports box size options from the latest spec

Storybook framework-agnostic API

Canvas graphics API backed by Cairo

Common components for Cloud APIs Node.js Client Libraries

Human-friendly JSON Schema validation for APIs

fs.readdir with sync, async, and streaming APIs + filtering, recursion, absolute paths, etc.

QRCode / 2d Barcode api with both server side and client side support using canvas

Extend any fetch library with retry functionality

Cross Platform Smart Event API Ponyfill

sheets

OAuth 2 / OpenID Connect Client API for JavaScript Runtimes

An abstract class implementing Passport's strategy API.

Ponyfill for upcoming Element.scrollIntoView() APIs like scrollMode: if-needed, behavior: smooth and block: center

Shared type definitions for the Node Slack SDK

Storybook Manager API (facade)

Stripe API wrapper