Reactive, component-oriented view layer for modern web interfaces.

template compiler for Vue 2.0

server renderer for Vue 2.0

React package for snapshot testing.

Brand checking of React Elements.

Cooperative scheduler for the browser environment.

React package for working with the DOM.

ESLint rules for React Hooks

React is a JavaScript library for building user interfaces.

The most popular front-end framework for developing responsive, mobile first projects on the web.

Airbnb's ESLint config, following our styleguide

Airbnb's base JS ESLint config, following our styleguide

Data-Driven Documents

A framework for building native apps using React

Build cross platform desktop apps with JavaScript, HTML, and CSS

Babel preset used by Create React App

Polyfills for various browsers including commonly used language features

ESLint configuration used by Create React App

Configuration and scripts for Create React App.

webpack utilities used by Create React App

An overlay for displaying stack frames.

Babel plugin for named asset imports in Create React App

A list of browser globals that are often used by mistake instead of local variables

Promise based HTTP client for the browser and node.js

Angular - the compiler library

Angular - directives and services for creating forms

Angular - library for using Angular in a web browser with JIT compilation

Angular - commonly needed directives and services

Angular - animations integration with web-animations

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

JavaScript 3D library

React components that implement Google's Material Design.

The iconic font and CSS framework

The iconic font, CSS, and SVG framework

The iconic font, CSS, and SVG framework

The iconic font, CSS, and SVG framework

Zones for JavaScript

Material Design Svg Icons converted to Material-UI React components.

The React Framework

HTML enhanced for web apps

AngularJS module for animations

Storybook for React: Develop React Component in isolation with Hot Reloading.

Packs CommonJs/AMD modules for the browser. Allows to split your codebase into multiple bundles, which can be loaded on demand. Support loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.

Predictable state container for JavaScript apps

JavaScript library for DOM operations

node.js realtime framework server

Simple HTML5 charts using the canvas element.

Fast, unopinionated, minimalist web framework

A Component Library for Vue.js.

Lodash modular utilities.

The lodash method `_.defaults` exported as a module.

The lodash method `_.uniq` exported as a module.

The Lodash method `_.isFunction` exported as a module.

The lodash method `_.isPlainObject` exported as a module.

The lodash method `_.isEmpty` exported as a module.

The Lodash method `_.isEqual` exported as a module.

The lodash method `_.camelCase` exported as a module.

The lodash method `_.throttle` exported as a module.

The lodash method `_.omit` exported as a module.

Lodash exported as ES modules.

The lodash method `_.cloneDeep` exported as a module.

The lodash method `_.set` exported as a module.

The lodash method `_.map` exported as a module.

The modern build of lodash’s internal `reInterpolate` as a module.

The Lodash method `_.merge` exported as a module.

The Lodash method `_.template` exported as a module.

The lodash method `_.debounce` exported as a module.

The lodash method `_.get` exported as a module.

The lodash method `_.forEach` exported as a module.

The modern build of lodash’s `_.isObject` as a module.

The lodash method `_.assign` exported as a module.

The lodash method `_.pick` exported as a module.

The lodash method `_.isString` exported as a module.

The lodash method `_.flatten` exported as a module.

Parse, validate, manipulate, and display dates

Apache ECharts is a powerful, interactive charting and data visualization library for browser

Modern CSS framework based on Flexbox

A modern alternative to CSS resets

DOM bindings for React Router

Declarative routing for React

Prettier is an opinionated code formatter

Compile ES2015 destructuring to ES5

babel's modular runtime helpers

A JavaScript parser

Externalise references to helpers and builtins, automatically polyfilling your code without polluting globals

Turn JSX into React function calls

Babel compiler core.

babel require hook

Escape U+2028 LINE SEPARATOR and U+2029 PARAGRAPH SEPARATOR in JS strings

A Babel preset for each environment.

Syntax highlight JavaScript strings for output in terminals.

Compile class public and private fields, private methods and decorators to ES6

This plugin transforms ES2015 modules to CommonJS

Remove nullish coalescing operator

Transforms logical assignment operators into short-circuited assignments

babel's modular runtime helpers with core-js@2 polyfilling

This plugin transforms static class properties as well as properties declared with the property initializer syntax

Babel preset for TypeScript.

Babel command line

The Babel Traverse module maintains the overall tree state, and is responsible for replacing, removing, and adding nodes

Compile object rest and spread to ES5

Babel Types is a Lodash-esque utility library for AST nodes

General utilities for plugins to use

Babel command line.

Compile class and object decorators to ES5

Transform optional chaining operators into a series of nil checks

Turn ES6 code into readable vanilla ES5 with source maps

Babel compiler core.

Turn JSX into React function calls

Explode async and generator functions into a state machine.

Replace Object.assign with an inline helper

Turn ES6 code into readable vanilla ES5 with source maps

The Babel Traverse module maintains the overall tree state, and is responsible for replacing, removing, and adding nodes

Add a __source prop to all JSX Elements

Babel preset for stage 1 plugins

Externalise references to helpers and builtins, automatically polyfilling your code without polluting globals

Babel preset including es2015+

Allow parsing of import()

Compile function bind operator to ES5

babel selfContained runtime

Compile the function.sent meta property to valid ES2015 code

Treat React JSX elements as value types and hoist them to the highest scope

Babel preset for all React plugins.

Babel helper functions for inserting module loads

Babel preset for all Flow plugins.

Compile export namespace to ES2015

Remove numeric separators from Decimal, Binary, Hex and Octal literals

Compile export default to ES2015

Generate errors that contain a code frame that point to source locations.

Transform pipeline operator into call expressions

Compile export extensions to ES2015

Babel preset for stage 3 plugins

Babel preset for all es2017 plugins.

Generate errors that contain a code frame that point to source locations.

Provides polyfills necessary for a full ES2015+ environment

Babel preset for all React plugins.

Generate an AST from a string template.

Babel preset for all Flow plugins.

Allow parsing of jsx

Treat React JSX elements as value types and hoist them to the highest scope

Allow parsing of import()

Turns an AST into code.

Strip flow type annotations from your output code.

Babel command line.

Allow parsing of async functions

Compile do expressions to ES5

This plugin transforms ES2015 modules to CommonJS

Babel preset for stage 0 plugins

This plugin transforms static class properties as well as properties declared with the property initializer syntax

Wraps Throw Expressions in an IIFE

Compile trailing function commas to ES5

Ensure that reserved words are quoted in object property keys

Babel Types is a Lodash-esque utility library for AST nodes

Babel preset for all es2016 plugins.

Replace Object.assign with an inline helper

Turn async functions into ES2015 generators

Provides polyfills necessary for a full ES2015+ environment

babel require hook

Compile object rest and spread to ES5

This plugin contains helper functions that’ll be placed at the top of the generated code

Babel preset for stage 2 plugins

Babel preset for all es2015 plugins.

Turn JSX elements into exploded React objects

Allow parsing of import.meta

Ensure that reserved words are quoted in property accesses

Delightful JavaScript Testing.

Jest plugin to use babel for transformation.

Delightful JavaScript Testing.

This package exports the `expect` function used in [Jest](https://jestjs.io/). You can find its documentation [on Jest's website](https://jestjs.io/docs/en/expect.html).

Production process manager for Node.JS applications with a built-in load balancer.

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

Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress

The streaming build system.

Koa web app framework

Generate massive amounts of fake contextual data

Immutable Data Collections

JavaScript library for mobile-friendly interactive maps

Modern copy to clipboard. No Flash. Just 2kb

Your powerful, rich text editor

Fast 3kb React-compatible Virtual DOM library.

Give your JS App some Backbone with Models, Views, Collections, and Events.

Higher-order functions and common patterns for asynchronous code

A tool for managing JavaScript projects with multiple packages.

JavaScript's functional programming helper library.

state management for Vue.js

JavaScript Standard Style

Simplified HTTP request client.

SheetJS Spreadsheet data parser and writer

A markdown parser built for speed

Angular DevKit - Core Utility Library

Angular Schematics - Library

Reactive Extensions for modern JavaScript

Tool for transforming styles with JS plugins

Multi dialect ORM for Node.JS

A high quality UI components Library with Vue.js

Tiny, fast, and elegant implementation of core jQuery designed specifically for the server

React bindings for MobX. Create fully reactive components.

Simple, scalable state management.

Data-Mapper ORM for TypeScript, ES7, ES6, ES5. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, MongoDB databases.

Simple slim progress bars

Mongoose MongoDB ODM

Full-featured in-browser code editor

A Select control built with and for ReactJS

Git hooks made easy

Simple monitor script for use during development of a node.js app.

A javascript library for multi-touch gestures

API-driven framework for building realtime apps, using MVC conventions (based on Express and Socket.io)

The Polymer library makes it easy to create your own web components. Give your element some markup and properties, and then use it on a site. Polymer provides features like dynamic templates and data binding to reduce the amount of boilerplate you need to

Saga middleware for Redux to handle Side Effects

Angular Material Component Development Kit

Angular Material

React components for efficiently rendering large, scrollable lists and tabular data

Official React bindings for Redux

The official WebDriver JavaScript bindings from the Selenium project

A practical functional library for JavaScript programmers.

simple, flexible, fun test framework

the complete solution for node.js command-line programs

A React framework for building text editors.

A clean, whitespace-sensitive template language for writing HTML

Next-generation ES module bundler

Normalizes and denormalizes JSON according to schema for Redux and Flux applications

A clean, whitespace-sensitive template language for writing HTML

Library for composing asynchronous and event-based operations in JavaScript

Create your next immutable state by mutating the current one

Full featured Promises/A+ implementation with exceptionally good performance

JavaScript Testing utilities for React

JavaScript Testing utilities for React

A spring that solves your animation problems.

Parse CSS and add vendor prefixes to CSS rules using values from the Can I Use website

Bootstrap 4 components built with React

High performance Node.js image processing, the fastest module to resize JPEG, PNG, WebP, AVIF and TIFF images

A high-level browser automation library.

Node.js test runner that lets you develop with confidence.

Offline storage, improved.

Simple, unobtrusive authentication for Node.js.

Polyfill to remove click delays on browsers with touch UIs.

Syntax highlighting with language autodetection.

An AST-based pattern checker for JavaScript.

Official router for Vue.js 2

Selectors for Redux.

A Query Language and Runtime which can target any service.

String validation and sanitization

A simple, lightweight JavaScript API for handling cookies

An application architecture based on a unidirectional data flow

A kickass library to manage your poppers

A logger for just about everything.

Object schema validation

Leaner CSS

An HTML5 saveAs() FileSaver implementation

A node.js driver for mysql. It is written in JavaScript, does not require compiling, and is 100% MIT licensed.

生成随机数据 & 拦截 Ajax 请求

Thunk middleware for Redux.

Terminal string styling done right

Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js

Unfancy JavaScript

Handlebars provides the power necessary to let you build semantic templates effectively with no frustration

Unfancy JavaScript

A simple helpful robot for your Company

A higher order component for loading components with promises

Nodejs-based tool for optimizing SVG vector graphics files

A simple yet functional GraphQL client.

elegant & feature rich browser / node HTTP with a fluent API

A JavaScript implementation of many web standards

Drag and Drop for React

HTML5 backend for React DnD

The browser package manager

Official packaging of Jasmine's core files for use by Node.js projects.

Small JSON database for Node, Electron and the browser. Powered by Lodash.

A library for promises (CommonJS/Promises/A,B,D)

A document head manager for React

Core abstract of Caching layer for Apollo Client

Customizable Icons for React Native with support for NavBar/TabBar, image source and full styling.

Logic-less {{mustache}} templates with JavaScript

Standard library

A collection of common interactive command line user interfaces.

PouchDB is a pocket-sized database

A batteries-included SQL query & schema builder for Postgres, MySQL and SQLite3 and the Browser

State-based routing for AngularJS 1.x

a CLI dashboard for webpack dev server

A simple utility for conditionally joining classNames together

JSON Web Token implementation (symmetric and asymmetric)

A high performance Redis client.

browser-side require() the node way

Easy as cake e-mail sending from your Node.js applications

LoopBack: Open Source Framework for Node.js

A simple CLI tool for ensuring that a given node script runs continuously (i.e. forever)

HTTP Server framework

Loads environment variables from .env file

bootstrap-sass is a Sass-powered version of Bootstrap 3, ready to drop right into your Sass powered applications.

A higher order component decorator for forms using Redux and React

styled API for emotion

Wrappers for Redux DevTools Extension.

Internationalize React apps. This library provides React components and an API to format dates, numbers, and strings, including pluralization and handling translations.

File-based embedded data store for node.js

Lightweight fuzzy-search

Automated semver compliant package publishing

The official Semantic-UI-React integration.

The JavaScript Task Runner

Tweak React components in real time.

HTTP proxying for the masses

A tiny (108 bytes), secure URL-friendly unique string ID generator

Redux DevTools with hot reloading and time travel

An API documentation generator for JavaScript.

Portable Unix shell commands for Node.js

A Markdown to HTML converter written in Javascript

Spectacular Test Runner for JavaScript.

generator async control flow goodness

Live CSS Reload & Browser Syncing

JavaScript parser, mangler/compressor and beautifier toolkit

Dynamic ES module loader

JavaScript parser, mangler/compressor and beautifier toolkit for ES6+

Markdown-it - modern pluggable markdown parser.

An image processing library written entirely in JavaScript (i.e. zero external or native dependencies)

Git commit, but play nice with conventions.

SuperAgent driven library for testing HTTP servers

A batched diff-based DOM rendering strategy

JupyterLab - Application

Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with dif

A curated set of user interface interactions, effects, widgets, and themes built on top of the jQuery JavaScript Library.

JavaScript library of crypto standards.

Webpack plugin and CLI utility that represents bundle content as convenient interactive zoomable treemap

RFC4122 (v1, v4, and v5) UUIDs

Easy to use Node.js based End-to-End testing solution for browser based apps and websites, using the W3C WebDriver API.

Robust, expressive, and feature-rich CSS superset

A simple zero-configuration command-line http server

HTTP server mocking and expectations library for Node.js

REST framework

The HTTP client for Vue.js

Ethereum JavaScript API

A plugin for your Webpack build process, helping you generate a manifest of local files that workbox-sw should precache.

A powerful library for interacting with the Discord API

React Bootstrap 4 components

A high-level terminal interface library for node.js.

Simplifies creation of HTML files to serve your webpack bundles

small debugging utility

A Collection of Color Pickers from Sketch, Photoshop, Chrome & more

React port of slick carousel

PostgreSQL client - pure javascript & libpq with the same API

Google APIs Client Library for Node.js

An ESLint custom parser which leverages TypeScript ESTree

TypeScript plugin for ESLint

[](https://github.com/socketio/socket.io-client/actions) [](https://david-dm.org/sock

Human-friendly and powerful HTTP request library for Node.js

A Compiler for Web Components and Progressive Web Apps

High performance middleware framework

Lightweight, robust, elegant syntax highlighting. A spin-off project from Dabblet.

Another JSON Schema Validator

The official MongoDB driver for Node.js

Middleware for handling `multipart/form-data`.

A robust, performance-focused and full-featured Redis client for Node.js.

基于 React 的移动设计规范实现

Webdriver E2E test wrapper for Angular.

Format and manipulate numbers.

yargs the modern, pirate-themed, successor to optimist.

Share target browsers between different front-end tools, like Autoprefixer, Stylelint and babel-env-preset

A mighty, modern CSS linter.

Static analysis tool for JavaScript

JavaScript test spies, stubs and mocks.

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use cases including unit tests, server side functional tests

A react component toolset for managing animations

TypeScript execution environment and REPL for node.js, with source map support

ES6 to ES5 compiler

help secure Express/Connect apps with various HTTP headers

Lint files staged by git

Ruthlessly simple bindings to keep react-router and redux in sync

The one-liner node.js proxy middleware for connect, express and browser-sync

Simple HTML5 drag-drop zone with React.js

A cron-like and not-cron-like job scheduler for Node.

Minimal and efficient cross-platform file watching library

An extremely simple, pluggable static site generator.

Wrapper around libsass

fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as recursive mkdir, copy, and remove.

Canvas graphics API backed by Cairo

SockJS-client is a browser JavaScript library that provides a WebSocket-like object.

A sensible Markdown parser for javascript

A set of tools to manage inline styles on React elements

SVGR webpack loader.

A powerful and lightweight inversion of control container for JavaScript and Node.js apps powered by TypeScript.

Protocol Buffers for JavaScript (& TypeScript).

Convert raw SVG into React components.

Node.js native addon build tool

beautifier.io for node

BDD/TDD assertion library for node.js and the browser. Test framework agnostic.

A powerful templating engine with inheritance, asynchronous control, and more (jinja2 inspired)

A lightweight library that provides tools for organizing asynchronous code

HTML template literals in JavaScript

ECMAScript parser

ECMAScript 5 compatibility shims for legacy JavaScript engines

Cron jobs for your node

React specific linting rules for ESLint

React Apollo Hooks, Components, and HOC.

Manage session history with JavaScript

a little globber

super fast, all natural json logger

Serves a webpack app. Updates the browser on changes.

Isomorphic WHATWG Fetch API, for Node & Browserify

Static file serving and directory listing

Render Markdown as React components

Elegant terminal spinner

A lightweight toolset for writing styles in Javascript.

a JSON logging library for node.js services

Create, read and edit .zip files with JavaScript http://stuartk.com/jszip

Flux Standard Action utlities for Redux

AWS SDK for JavaScript

Next-gen browser and mobile automation test framework for Node.js

validate form asynchronous

Lightweight, beautiful and user-friendly prompts

GraphicsMagick and ImageMagick for node.js

HTTP request logger middleware for node.js

Express style path to RegExp utility

A library for the MQTT protocol

Internationalization plugin for Vue.js

ECMAScript parsing infrastructure for multipurpose analysis

A querystring parser that supports nesting and arrays, with a depth limit

URI.js is a Javascript library for working with URLs.

Accessible modal dialog component for React.JS

A light-weight module that brings window.fetch to node.js

Find newer versions of dependencies than what your package.json allows

An extensible static analysis linter for the TypeScript language

A better `npm publish`

turf helpers module

SVG React icons of popular icon packs using ES6 imports

A bcrypt library for NodeJS.

A node.js module for parsing form data, especially file uploads.

A fluent API to FFMPEG (http://www.ffmpeg.org)

Amazingly short non-sequential url-friendly unique id generator.

bizcharts

JavaScript/TypeScript linter with great defaults

i18next internationalization framework

Insanely fast, full-stack, headless browser testing using Node.js

A simple and reusable datepicker component for React

Chance - Utility library to generate anything random

A javascript text diff implementation.

tap-producing test harness for node and browsers

Logger for Redux

Use tomorrow’s CSS syntax, today

Node's first framework for building immersive CLI apps.

Parse and stringify URL query strings

Simple session middleware for Express

Run scripts that set and use environment variables across platforms

Capacitor: cross-platform mobile apps with the web

a documentation generator

A toolkit for React, Preact & Inferno apps, React libraries and other npm modules for the web, with no configuration (until you need it)

Lightweight JavaScript-based user-agent string parser

Embedded JavaScript templates

ES201X/TypeScript class decorator for Vue components

Configuration control for production node deployments

A mustache compiler.

JavaScript Code Style

An enterprise-class UI design language and React components implementation

Node.js CORS middleware

YAML 1.2 parser and serializer

A Node.js module for sending notifications on native Mac, Windows (post and pre 8) and Linux (or Growl as fallback)

Port of Log4js to work with node.

Tomorrow's ECMAScript modules today!

Node.js libgit2 asynchronous native bindings

A benchmarking library that supports high-resolution timers & returns statistically significant results.

Node.js body parsing middleware

A lightweight canvas library.

Node.js package to access serial ports. Linux, OSX and Windows. Welcome your robotic JavaScript overlords. Better yet, program them!

The simplified HTTP request client 'request' with Promise support. Powered by Bluebird.

Asynchronous, non-blocking SQLite3 bindings

replacement for `npm version` with automatic CHANGELOG generation

Concise and fast javascript templating compatible with nodejs and other javascript environments

Create api documentation for TypeScript projects.

Component package manager consuming git repositories

Minify images seamlessly

Vue single-file component loader for Webpack

property decorators for Vue Component

A library for arbitrary-precision decimal and non-decimal arithmetic

parse argument options

the Istanbul command line interface

DEPRECATED: renamed to @octokit/rest

GitHub REST API client for Node.js

A collection of essential TypeScript types

mutate a copy of data without changing the original source

A preprocessor with source maps support to help use TypeScript with Jest

babel module loader for webpack

A Redux binding for React Router v4 and v5

offline-plugin for webpack

Highly configurable, well-tested, JavaScript-based HTML minifier.

SSH2 client and server modules written in pure JavaScript for node.js

JSON for humans.

Run commands concurrently

The realtime engine behind Socket.IO. Provides the foundation of a bidirectional connection between client and server

Simple XML to JavaScript object converter.

webpack speed booster, makes you happy!

extracts CSS into separate files

a package manager for JavaScript

A deep deletion module for node (like `rm -rf`)

A simple base class for creating fast, lightweight web components

get colors in your node.js console

Extract text from bundle into a file.

Useful tools to create and manipulate GraphQL schemas.

A CLI tool to run multiple npm-scripts in parallel or sequential.

css loader module for webpack

Javascript Matrix and Vector library for High Performance WebGL apps

Generic CLI tool to automate versioning and package publishing related tasks.

Parser generator for JavaScript

An easy-to-use JavaScript Unit Testing framework.

A parser generator with Bison's API

Fast & simple storage - a Node.js-style LevelDB wrapper

JavaScript implementations of network transports, cryptography, ciphers, PKI, message digests, and various utilities.

Runtime type checking for React props and similar objects.

Fast Color Parsing and Manipulation

A modular minifier, built on top of the PostCSS ecosystem.

Markdown processor powered by plugins part of the unified collective

Process execution for humans

A configurable component library for web built on React.

A well-tested CSS minifier

Hierarchical node.js configuration with files, environment variables, command-line arguments, and atomic object merging.

A foreign function interface (FFI) for Node.js

A lightweight library that provides tools for organizing asynchronous code

The semantic version parser used by npm.

Color conversion and manipulation with CSS string support

Parse and display moments in any timezone.

A Babel preset for each environment.

Sass loader for webpack

PhantomJS integration module for NodeJS

A cache object that deletes the least-recently-used items.

JavaScript syntax tree transformer, nondestructive pretty-printer, and automatic source map generator

simple development http server with live reload capability

Runtime for Regenerator-compiled generator and async functions.

Cooperative multi-tasking for Javascript

The Quick and Dirty Literate Programming Documentation Generator

A lightweight Promises/A+ and when() implementation, plus other async goodies.

The TypeScript Definition Manager

zlib port to javascript - fast, modularized, with browser support

The high-level streams library

Tiny millisecond conversion utility

A small, fast, easy-to-use library for arbitrary-precision decimal arithmetic

Official ESLint plugin for Vue.js

Firebase JavaScript library for web and Node.js

String manipulation extensions for Underscore.js javascript library.

Official React component for Font Awesome 5

Fast client-side asset builder

Generates TOC for markdown files of local git repo.

Template engine consolidation library

Websocket Client & Server Library implementing the WebSocket protocol as specified in RFC 6455.

Yet another Base64 transcoder in pure-JS

A simple, powerful, and extendable templating engine for node.js and browsers, similar to Django, Jinja2, and Twig.

Import with sanity.

Resolve paths to dependencies, given a webpack.config.js. Plugin for eslint-plugin-import.

ECMAScript 6 (Harmony) compatibility shims for legacy JavaScript engines

A Node.js BLE (Bluetooth Low Energy) central library.

Docker Remote API module.

snyk library and cli utility

A data layer for your Ember applications.

Custom parser for ESLint

Fast & forgiving HTML/XML parser

Extended regular expressions

Module resolver plugin for Babel

A CLI and toolkit to extract information from React components for documentation generation.

Test'em 'scripts! Javascript Unit testing made easy.

Native Abstractions for Node.js: C++ header for Node 0.8 -> 14 compatibility

TypeScript loader for webpack

An AMQP 0-9-1 (e.g., RabbitMQ) library and client.

Easy dependency injection for node.js unit testing

HTTP-friendly error objects

A mature CSV toolset with simple api, full of options and tested against large datasets.

A robust HTML entities encoder/decoder with full Unicode support.

Terminal task list

PostCSS loader for webpack

A minimal node SOAP client

Good Documentation Generator For JavaScript

Optimized bcrypt in plain JavaScript with zero dependencies. Compatible to 'bcrypt'.

Light-weight option parsing with an argv hash. No optstrings attached.

Component modular import plugin for babel.

Proxies nodejs require in order to allow overriding dependencies during testing.

Power Assert in JavaScript

HTML parser and serializer.

Copy files && directories with webpack

Flexible ascii progress bar

Javascript utility for calculating deep difference, capturing changes, and applying changes across objects; for nodejs and the browser.

Convert character encodings in pure javascript.

Generates and consumes source maps

CLI app helper

[![NPM version][npm-image]][npm-url] [![NPM downloads][npm-downloads]][npm-url] [![Build Status][travis-image]][travis-url]

Find and load configuration from a package.json property, rc file, or CommonJS module

Clean up user-submitted HTML, preserving whitelisted elements and whitelisted attributes on a per-element basis

Local username and password authentication strategy for Passport.

Redis session store for Connect

Hard cache the source of modules in webpack.

Slider UI component for React

fast mysql driver. Implements core protocol, prepared statements, ssl and compression in native JS

Just a little module for plugins.

Linting for Angular applications, following angular.io/styleguide.

Node.js compression middleware

Publish to a gh-pages branch on GitHub (or any other branch on any other remote)

Library for interacting with OAuth 1.0, 1.0A, 2 and Echo. Provides simplified client access and allows for construction of more complex apis and OAuth providers.

A memoization library which only remembers the latest invocation

Awesome TS loader for webpack

A mock store for testing your redux async action creators and middleware

a glob matcher in javascript

Variant of merge that's useful for webpack configuration

Bare bones Promises/A+ implementation

Collision-resistant ids optimized for horizontal scaling and performance. For node and browsers.

Static AST checker for accessibility rules on JSX elements.

Serialize JavaScript to a superset of JSON that includes regular expressions and functions.

Webpack hot reloading you can attach to your own server

A development middleware for webpack

Open stuff like URLs, files, executables. Cross-platform.

Allows you to build compile-time libraries

Open stuff like URLs, files, executables. Cross-platform.

ECMAScript code generator

LiveScript is a language which compiles to JavaScript. It has a straightforward mapping to JavaScript and allows you to write expressive code devoid of repetitive boilerplate. While LiveScript adds many features to assist in functional style programming,

EventEmitter3 focuses on performance while maintaining a Node.js AND browser compatible interface.

Simple GIT interface for node.js

construct pipes of streams of events

A library for deep (recursive) merging of Javascript objects

Markdown / JSdoc documentation generator

a streaming interface for archive generation

A feature-rich Node.js event emitter implementation with namespaces, wildcards, TTL, async listeners and browser/worker support.

Graphical primitives for visualization, such as lines and areas.

a browserify server for rapid prototyping

A pure JavaScript implementation of Sass.

simple, compliant file streaming module for node

Decode JWT tokens, mostly useful for browser applications.

BDD style assertions for node and the browser.

A streaming parser for HTML form data for node.js

CLI for webpack & friends

JavaScript Standard Style - ESLint Shareable Config

Pretty unicode tables for the CLI

Generic resource pooling for Node.JS

An HTTP client library for node.js

Run predefined tasks whenever watched file patterns are added, changed or deleted

Lightweight development node server for serving a web app, providing a fallback for browser history API, loading in the browser, and injecting scripts on the fly.

Minimal lightweight logging for JavaScript, adding reliable log level methods to any available console.log methods

Lightweight promise polyfill. A+ compliant

Create Alfred workflows with ease

Detect the file type of a Buffer/Uint8Array/ArrayBuffer

Polyfill for Metadata Reflection API

Transforms styleName to className using compile time CSS module resolution.

JavaScript sprintf implementation

Image loader module for webpack

Easy unit testing for node.js and the browser.

Stylus mixins and utilities

test framework agnostic BDD-style assertions

Convert modern CSS into something browsers understand

Runs prettier as an eslint rule

A JavaScript template literal tag that parses GraphQL queries

redux-immutable is used to create an equivalent function of Redux combineReducers that works with Immutable.js state.

A little bag of CSS superpowers

Microsoft SQL Server client for Node.js.

Modular Lodash builds without the hassle.

A declarative, nested, stateful document.title for React

Minify PNG, JPEG, GIF and SVG images

A file loader module for webpack

A webpack plugin to remove/clean your build folder(s).

Automatically install pre-commit hooks for your npm modules.

A tiny wrapper around Node.js streams.Transform (Streams2/3) to avoid explicit subclassing noise

MongoDB session store for Express and Connect

watch mode for browserify builds

Fixes stack traces for files with source maps

rawStream.pipe(JSONStream.parse()).pipe(streamOfObjects)

A collection of utility libraries used by other Facebook JS projects

Amazon S3 client

Spinners for use in the terminal

A Test-Anything-Protocol library for JavaScript

string contains methods that aren't included in the vanilla JavaScript string such as escaping html, decoding html entities, stripping tags, etc.

A library to create readable "multipart/form-data" streams. Can be used to submit forms and file uploads to other web applications.

Babel plugin for Vue 2.0 JSX

An onClickOutside wrapper for React components

Elegant ProgressBar and Profiler for Webpack

Validate JSON

Polyfill the ECMA-402 Intl API (except collation)

The Node Security (nodesecurity.io) command line interface

Webpack loader for creating SVG sprites

Bindings for node.js and io.js to ZeroMQ

Babel browserify transform

Glob matching for javascript/node.js. A replacement and faster alternative to minimatch and multimatch.

A JavaScript parser

A beautiful command-line prompt for node.js

User-friendly glob matching

Visualize and analyze your Webpack bundle to see which modules are taking up space and which might be duplicates.

A comprehensive library for mime-type mapping

Copies non-react specific statics from a child component to a parent component

a few common utility template tags for ES2015

Pluralize and singularize any word

Parse HTTP request cookies

Asynchronous BDD & continuous integration for node.js

Use Sass-like markup and staged CSS features in CSS

Terser plugin for webpack

Provides a fallback for non-existing directories so that the HTML 5 history API can be used.

DOM-less simple JavaScript BDD testing framework for Node

Static asset revisioning by appending content hash to filenames: unicorn.css => unicorn-d41d8cd98f.css

A Node.js toolkit for drawing nice command line tables, gauges, spinners, and sparklines.

Update notifications for your CLI app

style loader module for webpack

Gulp plugin for sass

WebDriver/Selenium 2 node.js client

Minify JavaScript files with UglifyJS

Parse front-matter from a string or file. Fast, reliable and easy to use. Parses YAML front matter by default, but also has support for YAML, JSON, TOML or Coffee Front-Matter, with options to set custom delimiters. Used by metalsmith, assemble, verb and

A fast and easy to use JSON Schema validator

ESLint shareable config for the Google style

Webpack plugin for using service workers

Flexible, lightweight transport layer for GraphQL

HTTP transport layer for GraphQL

seamless js code coverage

get dimensions of any image file

Headless WebKit with JS API

Headless WebKit with JS API

A polyfill for the Resize Observer API

Simple and fast NodeJS internal caching. Node internal in memory cache like memcached.

A CSS post-processor that converts px to rem.

Creates ASCII Art from text. A full implementation of the FIGfont spec.

See nodejs errors with less clutter

Take a nested Javascript object and flatten it, or unflatten an object with delimited keys

Extends Chai with assertions about promises.

modernize node.js to current ECMAScript standards

A loader for webpack which transforms files into base64 URIs

Transform a string between `camelCase`, `PascalCase`, `Capital Case`, `snake_case`, `param-case`, `CONSTANT_CASE` and others

Transforms the string to lower case

Transform into a lower cased string with spaces between words

Transforms the string to upper case

Run webpack as a stream

webpack

UglifyJS plugin for webpack

Promisify a callback-style function

Runs typescript type checker and linter on separate process.

Memoize/cache function results

Transform into a string with the separator denoted by the next word capitalized

The leanest and most handsome HTTP client in the Nodelands.

Encodings that map abstract data to visual representation.

JWT(JSON Web Token) encode and decode module

Use next generation JavaScript, today

Javascript implementation of zip for nodejs with support for electron original-fs. Allows user to create or extract zip files both in memory or to/from disk

worker loader module for webpack

A robust Punycode converter that fully complies to RFC 3492 and RFC 5891, and works on nearly all JavaScript platforms.

Minify files with UglifyJS.

Replaces references to non-optimized scripts or stylesheets into a set of HTML files (or any templates/views)

CSS parser / stringifier

Prepare compressed versions of assets to serve them with Content-Encoding

Modular Utilities

MongoDB query filtering in JavaScript

Minify images

Serve static files

[](https://www.npmjs.com/package/ip)

Utilities for watching file trees.

A Webpack Plugin for generating Asset Manifests

Generates markdown API documentation from jsdoc annotated source code

Do you wanna use tslint and prettier without conflicts? tslint-config-prettier disables all conflicting rules that may cause such problems. Prettier takes care of formatting and tslint the rest.

All the goodness of `feross/standard` with semicolons sprinkled on top.

Virtual file format.

A shim for the setImmediate efficient script yielding API

String left pad

Fast deep equal

Wire Bower dependencies to your source code.

Node.js Buffer API, for the browser

EC cryptography

Delete files and directories

A node.js package for Steven Levithan's excellent dateFormat() function.

Port of TweetNaCl cryptographic library to JavaScript

Access the system clipboard (copy/paste)

It's a very fast and efficient glob library for Node.js

A globbing fs.watch wrapper built from the best parts of other fine watch libs.

a body parser for koa

Flash message middleware for Connect.

multipart/form-data parser which supports streaming

A public domain JSON Schema validator for JavaScript

A regular expression to match all Emoji-only symbols as per the Unicode Standard.

Node.js API (N-API)

Easily exclude node_modules in Webpack bundle

Smaller modular Lodash builds.

Standard shareable config for stylelint

Portable Shell Commands for Node

Google APIs Authentication Client Library for Node.js

Simplifying the use of mocks with Node.js

Babel plugin to instrument React components with custom transforms

Mock http requests made using fetch (or isomorphic-fetch)

The simplified HTTP request client 'request' with Promise support. Powered by native ES6 promises.

Facebook's TapEventPlugin, temporarily available on npm until its made public in their repo

A Webpack plugin to optimize \ minimize CSS assets.

Sourcemap support for gulpjs.

Fast & simple storage - a Node.js-style LevelDB wrapper (a convenience package bundling LevelUP & LevelDOWN)

Easily read/write JSON files.

A powerful and customizable logging library for node.js. support color console with timestamp, line number, method name, file name and call stack. you can set transport to file, stream, database(ex: mongodb and clouddb, simpledb). keywords: log, logger, t

Lint your CoffeeScript

A ESlint loader for webpack

Flowtype linting rules for ESLint.

Html loader module for webpack

Download and extract files

Universal WHATWG Fetch API for Node, Browsers and React Native

Extends Chai with assertions for the Sinon.JS mocking framework.

PostCSS plugin to import CSS files

Create HTTP error objects

Simple git hooks

A drop-in replacement for fs, making various improvements.

Firebase admin SDK for Node.js

richer JavaScript errors

takes json-cov output into stdin and POSTs to coveralls.io

Compile Sass to CSS using node-sass

invariant

Static file serving middleware for koa

Rails-inspired generator system that provides scaffolding for your apps

Node's event emitter for all engines.

PhosphorJS - Widgets

PhosphorJS - Algorithms and Iterators

JavaScript library to generate a human readable String describing the file size

Run a series of dependent gulp tasks in order

simple browser testing

Run mocha browser tests in phantomjs via the command line

http proxy middleware for express

Resize event emitter for elements.

Run Grunt tasks with only those source files modified since the last successful run.

convert enzyme wrapper to a format compatible with Jest snapshot

An evented streaming XML parser in JavaScript

simple emoji support for node.js projects

Load multiple grunt tasks using globbing patterns

traverse and transform objects by visiting every node on a recursive walk

Generate hashes from javascript objects in node and the browser.

Makes CommonJS-incompatible modules browserifyable.

An arbitrary length integer library for Javascript

Run shell commands

A simple static file server middleware

Automatic desktop notifications for Grunt errors and warnings. Supports OS X, Windows, Linux.

Emits a json file with assets paths

Runs the following loaders in a worker pool

Simplified, lightweight HTTP client library

Access deep object properties using a path

hardwired configuration loader

Transforms flow type annotations into runtime type checks.

Vinyl adapter for the file system.

Check TypeScript type definitions

SASS resources loader for Webpack

Remove unnecessary React propTypes from the production build

modern domready

ES2015 `Object.assign()` ponyfill

A convertor between XML text and Javascript object / JSON text.

Abstraction for exponential and custom retry strategies for failed operations.

Improve the debugging experience and add server-side rendering support to styled-components

Selectively replace Node-style environment variables with plain strings.

Streams3, a user-land copy of the stream library from Node.js

Create boxes in the terminal

Node.js native addon binary install tool

Log by overwriting the previous output in the terminal. Useful for rendering progress bars, animations, etc.

Compile Sass to CSS

Turn callbacks, arrays, generators, generator functions, and promises into a thunk

The ultimate javascript content-type utility.

Utility functions for gulp plugins

A Less loader for webpack. Compiles Less to CSS.

An XML builder for node.js

HTTP server cookie parsing and serialization

Cross platform child_process#spawn and child_process#spawnSync

A plugin for Babel 6 that (mostly) replicates the old decorator behavior from Babel 5.

pipe streams together and close all of them if one of them closes

compose Koa middleware

A simple in-memory filesystem. Holds data in a javascript object.

Small footprint URL parser that works seamlessly across Node.js and browser environments

Use webpack with karma

Concatenate files.

Standalone JavaScript YAML 1.2 Parser & Encoder. Works under node.js and all major browsers. Also brings command line YAML/JSON conversion tools.

Prevent pipe breaking caused by errors from gulp plugins

Parse CSS and add vendor-prefixed CSS properties using the Can I Use database. Based on Autoprefixer.

A javascript, stylesheet and webcomponent injection plugin for Gulp, i.e. inject file references into your index.html

Minimal zero-dependency utilities for using JavaScript Iterables in all environments.

Run grunt tasks concurrently

local development server that aims to make using browserify fast and fun

small xhr abstraction

A loader for webpack that allows importing files as a String

PostCSS plugin to unwrap nested rules like how Sass does it

Minify CSS

ECMAScript JS AST traversal functions

A React Transform that enables hot reloading React classes using Hot Module Replacement API

Chai.js assertions for enzyme

Concatenates files

Slugifies a String

A bson parser for node.js and the browser

Gulp plugin for livereload.

A Koa body parser middleware. Supports multipart, urlencoded and JSON request bodies.

A tool for rapidly building command line apps

Converts xml to json and vice-versa, using node-expat.

Install prebuilt electron binaries for the command-line using npm

TDD framework, light-weight, fast, CI-friendly

Automatically load any gulp plugins in your package.json

js function for hashing messages with MD5

Launch your command line tool with ease.

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

A configurable mock file system. You know, for testing.

A typescript compiler for gulp with incremental compilation support.

A Karma plugin. Generate code coverage.

minimal pull stream

Lint rules related to React & JSX for TSLint

PostCSS gulp plugin

Big number implementation in pure javascript