Awesome Node.js

A curated list of delightful Node.js packages and resources.

Inspired by the awesome list thing.

Packages

• Mad science
• Command-line apps
• Functional programming
• HTTP
• Debugging / Profiling
• Logging
• Web frameworks
• Command-line utilities
• Package managers
• Build tools
• Hardware
• Templating
• Documentation
• Filesystem
• Control flow
• Streams
• Real-time
• Date
• Image
• Text
• Math
• Data validation
• Parsing
• Humanize
• Compression
• Network
• Static site generators
• Content management systems
• Forum
• Blogging
• Database
• Testing
• Benchmarking
• Minifiers
• Authentication
• Node.js management
• Email
• Polyfills
• Natural language processing
• Process management
• AST
• Weird
• Miscellaneous

Mad science

• webtorrent - Streaming torrent client for Node.js and the browser.
• peerflix - Streaming torrent client.
• dat - Real-time replication and versioning for data sets.
• ipfs - Distributed file system that seeks to connect all computing devices with the same system of files.
• Breach - Modular and hackable browser written in JavaScript.
• peerwiki - All of Wikipedia on BitTorrent.
• peercast - Stream a torrent video to Chromecast.
• BitcoinJS - Clean, readable, proven Bitcoin library.
• Bitcore - A pure and powerful Bitcoin library.
• js-git - JavaScript implementation of Git.
• NodeOS - The first operating system powered by npm.
• PDFKit - PDF generation library.
• turf - Modular geospatial processing and analysis engine.

Command-line apps

• pageres - Responsive website screenshots.
• trash - A safer alternative to rm.
• yo - Run Yeoman generators.
• ESLint - The pluggable linting utility for JavaScript.
• JSHint - A community-driven tool to detect errors and potential problems in JavaScript code.
• JSCS - JavaScript Code Style checker.
• cpy - Copy files.
• torrent - Download torrents.
• David - Tells you when your package npm dependencies are out of date.
• vtop - More better top, with nice charts.
• tmpin - Adds stdin support to any CLI app that accepts file input.
• empty-trash - Empty the trash.
• normit - Google Translate with speech synthesis in your terminal.
• esformatter - JavaScript code beautifier/formatter.
• is-up - Check whether a website is up or down.
• is-online - Check if the internet connection is up.
• public-ip - Get your public IP address.
• http-server - Simple, zero-config command-line HTTP server.
• bcat - Pipe command output to web browsers.
• slap - Sublime-like terminal-based text editor.
• jsinspect - Detect copy-pasted and structurally similar code.
• pjs - Pipeable JavaScript. Quickly filter, map, and reduce from the terminal.
• license-checker - Check licenses of your app's dependencies.
• browser-run - Easily run code in a browser environment.

Functional programming

• Lo-Dash - A utility library delivering consistency, customization, performance, & extras. A better and faster Underscore.js.
• Mout - Utility library with the biggest difference between other existing solutions is that you can choose to load only the modules/functions that you need, no extra overhead.
• mori - A library for using ClojureScript's persistent data structures and supporting API from the comfort of vanilla JavaScript.
• Folktale - A suite of libraries for generic functional programming in JavaScript that allows you to write elegant, modular applications with fewer bugs, and more reuse.
• immutable - Immutable data collections.
• underscore-contrib - The brass buckles on Underscore's utility belt.
• Bacon.js - Functional reactive programming.
• RxJS - Functional reactive library for transforming, composing, and querying various kinds of data.
• Lazy.js - Utility library similar to Lo-Dash/Underscore but with lazy evaluation, which can translate to superior performance in many cases.

HTTP

• request - Simplified HTTP request client.
• got / sent - A nicer interface to the built-in http module.
• superagent - A small progressive HTTP request library.
• axios - Promise based HTTP client (works in the browser too).
• hyperquest - Streaming HTTP requests.
• spdy - Creates SPDY servers with the same API as the built-in https module.
• Nock - A HTTP mocking and expectations library.
• download - Download and extract files effortlessly.
• wreck - HTTP Client Utilities.

Debugging / Profiling

• node-inspector - Debugger based on Blink Developer Tools.
• Theseus - A new type of JavaScript debugger featuring real-time code coverage, retroactive inspection and asynchronous call tree.
• longjohn - Long stack traces with configurable call trace length.
• debug - Tiny debugging utility.
• jstrace - Dynamic tracing for JavaScript, similar to dtrace, ktap etc.
• TraceGL - Transforms your JavaScript, injecting monitoring code that produces a log of everything that happens.
• spy-js - Tracing tool for JavaScript, featuring configurable event capturing, searchable call stack, code coverage, recorded object values inspection, multi process and node cluster tracing support.
• njsTrace - Instrument and trace your code, see all function calls, arguments, return values, as well as the time spent in each function.
• vstream - Instrumentable streams mix-ins to inspect a pipeline of streams.
• stackman - Enhance an error stacktrace with code excerpts and other goodies.

Logging

• winston - A multi-transport async logging library.
• Bunyan - A simple and fast JSON logging library.
• intel - A comprehensive logging library (handlers, filters, formatters, console injection).

Web frameworks

• Koa - A new web framework designed by the team behind Express, which aims to be a smaller, more expressive, and more robust foundation for web applications and APIs.
• Express - A minimal and flexible web application framework, providing a robust set of features for building single and multi-page, and hybrid web applications.
• Hapi - A rich framework for building applications and services.
• LoopBack - Powerful framework for creating REST APIs and easily connecting to backend data sources.
• Meteor - An ultra-simple, database-everywhere, data-on-the-wire, pure-Javascript web framework.
• SailsJS - An MVC web framework with a modern twist, supporting WebSockets, streams, and a data-driven API.
• Restify - A node framework built specifically to enable you to build correct REST web services.
• Derby - MVC framework, making it easy to write realtime, collaborative applications that run in both Node.js and browsers.
• Interfake - Rapid prototyping framework for making mock HTTP APIs, with a Node, command-line and HTTP interface.

Command-line utilities

• chalk - Terminal string styling done right.
• meow - CLI app helper.
• minimist - Parse command-line flags.
• get-stdin - Easier stdin.
• Inquirer.js - Interactive command-line prompt.
• update-notifier - Update notifications for your CLI app.
• sudo-block - Block users from running your app with root permissions.
• configstore - Easily load and persist config without having to think about where and how.
• insight - Helps you understand how your tool is being used by anonymously reporting usage metrics to Google Analytics.
• sparkly - Generate sparklines ▁▂▃▅▂▇
• blessed - A curses-like library.
• cli-table - Pretty unicode tables.
• drawille - Draw on the terminal with unicode braille characters.
• progress - Flexible ascii progress bar.
• log-symbols - Colored symbols for various log levels.
• columnify - Create text-based columns suitable for console output. Supports cell wrapping.
• googleauth - Create and load persistent Google authentication tokens for command-line apps.
• figures - Unicode symbols with Windows CMD fallbacks.
• cli-cursor - Toggle the CLI cursor.
• ascii-charts - ASCII bar chart in the terminal.

Package managers

• npm - A package manager for Node.js and the web.
• Bower - A package manager for the web.
• Component - A package manager for building better web apps.
• Duo - A next-generation package manager for the front-end.
• jspm.io - Frictionless browser package management with support for ES6, CommonJS, AMD modules.

Build tools

• gulp.js - Streaming and fast build system that favors code over config.
• grunt - Task runner that can perform repetitive tasks like minification, compilation, unit testing, linting, etc.
• Broccoli - A fast, reliable asset pipeline, supporting constant-time rebuilds and compact build definitions.
• browserify - Browser-side require() the Node.js way.
• webpack - Packs CommonJS/AMD modules for the browser.
• Brunch - Front-end web app build tool with simple declarative config, fast incremental compilation, and an opinionated workflow.
• strong-build - Build a node app package and prepare to deploy it as a package to production or use git to commit to a deploy branch.

Hardware

• johnny-five - Firmata based Arduino Framework.
• serialport - Access serial ports for reading and writing.
• usb - USB library.
• cylon.js - Next generation robotics framework with support for 26 different platforms.

Templating

• handlebars.js - A superset of Mustache templates which adds powerful features like helpers and more advanced blocks.
• hogan.js - Twitter's small, fast, phase-separated compiler for Mustache templates.
• Jade - High performance template engine heavily influenced by Haml.
• nunjucks - A powerful templating engine with inheritance, asynchronous control, and more (jinja2 inspired).

Documentation

• Docco - A quick-and-dirty documentation generator which produces an HTML document that displays your comments intermingled with your code.
• JSDoc - API documentation generator similar to JavaDoc or PHPDoc.
• dox - JavaScript documentation generator using Markdown and JSDoc.
• jsdox - JSDoc3 to Markdown documentation generator.
• apiDoc - Inline documentation for RESTful web APIs.

Filesystem

• del - Delete files/folders using globs.
• globby - Glob files with support for multiple patterns.
• cpy - Copy files.
• rimraf - Recursively delete files like rm -rf.
• mkdirp - Recursively create directories like mkdir -p.
• graceful-fs - Drop-in replacement for the fs module with various improvements.
• fs-extra - Extra methods for the fs module.
• fs-write-stream-atomic - Like fs.createWriteStream(), but atomic.
• lnfs - Force create symlinks like ln -fs.
• chokidar - Filesystem watcher which stabilizes events from fs.watch and fs.watchFile as well as using native fsevents on OS X.
• gaze - A globbing watch module which uses custom native binaries to listen to filesystem events.

Control flow

• Callbacks
  • each-async - Async concurrent iterator like forEach.
  • async - Provides straight-forward, powerful functions for working with asynchronousity.
  • after-all-results - Bundle results of async functions calls into one callback with all the results.
• Generators
  • co - The ultimate generator based flow-control goodness.
  • suspend - Generator-based control flow that plays nice with callbacks, promises, and thunks.
• Promises
  • native-promise-only - A polyfill for native ES6 Promises.
  • Bluebird - A fully featured promise library with focus on innovative features and performance.
  • Q - A tool for making and composing asynchronous promises.
• Streams
  • Highland.js - Manages synchronous and asynchronous code easily, using nothing more than standard JavaScript and Node-like Streams.
• Channels
  • js-csp - Communicating sequential processes for JavaScript (like Clojurescript core.async, or Go).
• Other
  • zone - Provides a way to group and track resources and errors across asynchronous operations.

Streams

• through2 - Tiny wrapper around streams2 Transform to avoid explicit subclassing noise.
• concat-stream - Concatenates a stream into strings or binary data.
• simple-bufferstream - Turn a Buffer into a ReadableStream.
• co-stream - co generator stream.
• byline - Super-simple line-by-line Stream reader.
• first-chunk-stream - Transform the first chunk in a stream.
• duplexify - Turn a writeable and readable stream into a single streams2 duplex stream.
• pumpify - Combine an array of streams into a single duplex stream.
• from2 - Convenience wrapper for ReadableStream, inspired by through2.
• from2-array - Create a from2 stream based on an array of source values.
• peek-stream - Transform stream that lets you peek the first line before deciding how to parse it.
• binary-split - A fast newline (or any delimiter) splitter stream.
• multistream - Combine multiple streams into a single stream.
• graphicsmagick-stream - Fast conversion/scaling of images using a pool of long lived graphicsmagick processes.
• readable-stream - Mirror of Streams2 and Streams3 implementations in core.
• s3-upload-stream - Upload a stream to an Amazon S3 bucket using multipart upload.
• through2-concurrent - Transform object streams concurrently.
• stream-combiner2 - Turn a pipeline into a single stream.

Real-time

• Socket.io - Enables real-time bidirectional event-based communication.
• SockJS - Low latency, full duplex, cross-domain channel browser-server, with WebSockets or without.
• SocketCluster - Scalable HTTP + WebSocket engine which can run on multiple CPU cores.
• Primus - An abstraction layer for real-time frameworks to prevent module lock-in.
• Straw - Real-time dataflow framework.

Date

• Moment.js - Parse, validate, manipulate, and display dates.
• Moment Timezone - IANA Time Zone Database + Moment.js.
• dateformat - Date formatting.

Image

• sharp - The fastest module for resizing JPEG, PNG, WebP and TIFF images.
• image-type - Detect the image type of a Buffer/Uint8Array.
• gm - GraphicsMagick and ImageMagick wrapper.
• lwip - Lightweight image processor which does not require ImageMagick.
• pica - High quality & fast resize (lanczos3) in pure JS. Alternative to canvas drawImage(), when no pixelation allowed.

Text

• Underscore.string - Collection of string manipulation utilities.
• he - A robust HTML entity encoder/decoder.
• iconv-lite - Convert character encodings.
• escape-string-regexp - Escape RegExp special characters.
• indent-string - Indent each line in a string.
• strip-indent - Strip leading whitespace from every line in a string.
• detect-indent - Detect the indentation of code.
• i18n-node - Simple translation module with dynamic JSON storage.
• babelfish - i18n with very easy syntax for plurals.
• string-length - Get the real length of a string - by correctly counting astral symbols and ignoring ansi escape codes.
• speakingurl - Generate a slug from a string with transliteration.

Math

• ndarray - Multidimensional arrays.
• mathjs - An extensive math library.

Data validation

• joi - Object schema description language and validator for JavaScript objects.

Parsing

• css - CSS parser / stringifier.
• strip-json-comments - Strip comments from JSON.
• marked - A markdown parser and compiler built for speed.
• remarkable - A very fast markdown parser with 100% CommonMark support, extensions and syntax plugins.
• js-yaml - Very fast YAML parser.
• URI.js - URL mutation.
• JSONStream - Streaming JSON.parse and stringify.
• csv-parser - Streaming CSV parser that aims to be faster than everyone else.
• excel-stream - Streaming Excel spreadsheet to JSON parser.
• parse5 - Fast full-featured spec compliant HTML parser.
• htmlparser2 - Forgiving HTML/XML parser.
• PostCSS - Framework for CSS postprocessors, to modify CSS.
• PEG.js - Simple parser generator that produces fast parsers with excellent error reporting.
• binary-extract - Extract a value from a buffer of JSON without parsing the whole thing.

Humanize

• pretty-bytes - Convert bytes to a human readable string: 1337 → 1.34 kB.
• pretty-ms - Convert milliseconds to a human readable string: 1337000000 → 15d 11h 23m 20s.
• ms - Tiny millisecond conversion utility.
• pretty-error - Errors with less clutter.
• humanize - Data formatter for human readability.
• read-art - Extract readable content from any page.

Compression

• Archiver - Streaming interface for archive generation, supporting ZIP and TAR.
• decompress-zip - Unzip.
• tar-stream - Streaming tar parser and generator. Also see tar-fs.
• decompress - A pluggable decompression module with support for tar, tar.gz and zip files out of the box.
• pako - High speed zlib port to pure js (deflate, inflate, gzip).

Network

• get-port - Get an available port.
• ipify - Get your public IP address.

Static site generators

• Metalsmith - An extremely simple, pluggable static site generator.
• Wintersmith - Flexible, minimalistic, multi-platform static site generator.
• Assemble - Static site generator for Node.js, Grunt.js, and Yeoman.

Content management systems

• KeystoneJS - CMS and web application platform built on Express and MongoDB.
• Calipso - A simple content management system, built along similar themes to Drupal and Wordpress, that is designed to be fast, flexible and simple.
• Apostrophe2 - A content management system with an emphasis on intuitive front end content editing and administration built on Express and MongoDB.

Forum

• nodeBB - A better forum platform for the modern web.

Blogging

• ghost - Simple, powerful publishing platform that allows you to share your story with the world.
• Hexo - Fast, simple and powerful blogging framework.

Database

• Drivers
  • LevelUP - LevelDB.
  • MongoDB - MongoDB driver.
  • PostgreSQL - PostgreSQL client. Pure JavaScript and native libpq bindings.
  • MySQL - MySQL client.
  • Redis - Redis client.
• ODM / ORM
  • Bookshelf - ORM for PostgreSQL, MySQL and SQLite3 in the style of Backbone.js.
  • JugglingDB - Multi-database ORM with a common API. Supports Redis, PostgreSQL, MongoDB, MySQL, SQLite, Neo4j, memory, and more.
  • Mongoose - Elegant MongoDB object modeling.
  • Sequelize - Multi-dialect ORM. Supports PostgreSQL, SQLite, MySQL.
  • Waterline - Datastore-agnostic tool that dramatically simplifies interaction with one or more databases.
  • Iridium - A high performance MongoDB ORM with support for promises, distributed caching, preprocessing, validation and plugins.
  • OpenRecord - ORM for PostgreSQL, MySQL, SQLite3 and RESTful datastores. Similar to ActiveRecord.
• Query builder
  • Knex - A query builder for PostgreSQL, MySQL and SQLite3, designed to be flexible, portable, and fun to use.
• Other
  • NeDB - Embedded persistent database written in JavaScript.

Testing

• tape - TAP-producing test harness.
• Mocha - A feature-rich test framework making asynchronous testing simple and fun.
• Mochify - TDD with Browserify, Mocha, PhantomJS and WebDriver.
• loadtest - Run load tests for your web application, with an API for automation.
• istanbul - A code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests.
• Sinon.JS - Test spies, stubs and mocks.
• Karma - Executes code in multiple real browsers.
• Nightmare - High-level PhantomJS wrapper that lets you automate browser tasks.

Benchmarking

• Benchmark.js - A robust benchmarking library that works on nearly all JavaScript platforms, supports high-resolution timers, and returns statistically significant results.
• matcha - A caffeine driven, simplistic approach to benchmarking.

Minifiers

• UglifyJS2 - JavaScript minifier.
• clean-css - CSS minifier.
• minimize - HTML minifier.
• imagemin - Image minifier.

Authentication

• Passport - Simple, unobtrusive authentication.
• everyauth - Authentication and authorization (password, facebook, & more) for your Connect and Express apps.
• passwordless - Token-based authentication middleware for Express allowing authentication without passwords.
• Lockit - Full featured authentication solution for Express. Supports a variety of databases, predefined routes, email and two-factor authentication.
• Grant - OAuth middleware for Express and Koa.

Node.js management

• n - Node.js version management.
• nave - Virtual Environments for Node.js.
• nodeenv - A Node.js virtual environment compatible to Python's virtualenv.
• nvm for Windows - Version management for Windows.

Email

• Nodemailer - The fastest way to handle email.

Polyfills

• object-assign - ES6 Object.assign() polyfill.
• harmony-reflect - ES6 Reflect and Proxy polyfill.
• es6-shim - Collection of ES6 polyfills.
• More ES6 polyfills at es6-tools.

Natural language processing

• retext - An extensible natural language system.
• franc - Detect the language of text.
• leven - Measure the difference between two strings using the Levenshtein distance algorithm.
• natural - A general natural language facility.

Process management

• node-windows - Run scripts as a native Windows service and log to the Event viewer.
• node-mac - Run scripts as a native Mac daemon and log to the console app.
• node-linux - Run scripts as native system service and log to syslog.
• forever - A simple CLI tool for ensuring that a given script runs continuously (i.e. forever).
• supervisor - Restart scripts when they crash or restart when a *.js file changes.
• PM2 - Advanced Process Manager.
• Phusion Passenger - Friendly process manager that integrates directly into Nginx.
• naught - Process manager with zero downtime deployment.

AST

• Acorn - A tiny, fast JavaScript parser.
• Rocambole - Recursively walk and transform JavaScript AST.

Weird

• superb - Get superb like words.
• cool-ascii-faces - Get some cool ascii faces.

Miscellaneous

• multiline - Multiline strings in JavaScript.
• opn - Opens stuff like websites, files, executables.
• semver - semver parser.
• cheerio - Fast, flexible, and lean implementation of core jQuery designed specifically for the server.
• require-uncached - Require a module bypassing the cache.
• Faker.js - Generate massive amounts of fake data.
• Bottleneck - A powerful rate limiter that makes throttling easy.
• stringify-object - Stringify an object/array like JSON.stringify just without all the double-quotes.
• strip-bom - Strip UTF-8 byte order mark (BOM) from a string/buffer/stream.
• shelljs - Portable Unix shell commands.
• nan - A header file filled with macro and utility goodness for making add-on development for across Node.js versions easier.
• ssh2 - An SSH2 client module.
• lazy-req - Require modules lazily.
• webworker-threads - Lightweight Web Worker API implementation with native threads.
• node-pre-gyp - Makes it easy to publish and install Node.js C++ addons from binaries.
• opencv - Bindings for OpenCV. The defacto computer vision library.
• common-errors - Common error classes and utility functions.
• atom-shell - Cross-platform desktop application shell.
• agenda - Lightweight job scheduling on MongoDB.
• node-bell - Real-time anomalies detection for periodic time series.

Resources

Tutorials

• Nodeschool - Learn Node.js with interactive lessons.
• The Art of Node - An introduction to Node.js.
• stream-handbook - How to write Node.js programs with streams.
• browserify-handbook - The definitive guide for browserify.
• module-best-practices - Some good practices when writing new npm modules.

Discovery

• node-modules.com - An alternative npm search engine with a more intelligent and personal results ranking.

Articles

• Error Handling in Node.js
• Teach Yourself Node.JS in 10 Steps

Newsletters

• node weekly - Weekly e-mail round-up of Node.js news and articles.

Videos

• Introduction to Node.js with Ryan Dahl
• LearnAllTheNodes - Series of useful tips, tricks, and packages.
• Introduction to Node.js Fundamentals
• Hands on with Node.js
• Full Streams Ahead - Introduction to streams.

Podcasts

• NodeUp

Books

• Node.js in Action
• Mastering Node
• Professional Node.js: Building Javascript Based Scalable Software
• Practical Node.js: Building Real-World Scalable Web Apps
• Mixu's Node book
• Web Development with Node and Express

Blogs

• Node.js blog
• HowToNode - Teaching how to do various tasks in Node.js as well as teach fundamental concepts that are needed to write effective code.

Courses

• Real Time Web with Node.js

Cheatsheets

• Express.js

Tools

• GitHub Linker - Chrome extension that linkifies dependencies in package.json on GitHub.

Miscellaneous

• nodebots - Robots powered by JavaScript.

Contribute

Contributions welcome! Read the contribution guidelines first.

License

To the extent possible under law, Sindre Sorhus has waived all copyright and related or neighboring rights to this work.