Awesome Node.js

    My open source work is supported by the community

    Special thanks to:

    Node.js package maintainers → Get ready for ESM!


    Just type to go here. Follow me on Twitter.

    Node.js is an open-source, cross-platform, JavaScript runtime for writing servers and command-line tools.

    You can now discuss Node.js and ask questions right in this repo.



    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.
    • stackgl - Open software ecosystem for WebGL, built on top of browserify and npm.
    • peerwiki - All of Wikipedia on BitTorrent.
    • peercast - Stream a torrent video to Chromecast.
    • BitcoinJS - Clean, readable, proven Bitcoin library.
    • Bitcore - Pure and powerful Bitcoin library.
    • PDFKit - PDF generation library.
    • turf - Modular geospatial processing and analysis engine.
    • webcat - p2p pipe across the web using WebRTC that uses your GitHub private/public key for authentication.
    • NodeOS - The first operating system powered by npm.
    • YodaOS - AI operating system.
    • Brain.js - Machine-learning framework.
    • Pipcook - Front-end algorithm framework to create a machine learning pipeline.
    • Cytoscape.js - Graph theory (a.k.a. network) modeling and analysis.
    • Kadence - Kademlia distributed hash table.
    • seedshot - Temporary P2P screenshot sharing from your browser.
    • js-git - JavaScript implementation of Git.
    • skale - High performance distributed data processing engine.
    • xlsx - Pure JS Excel spreadsheet reader and writer.
    • isomorphic-git - Pure JavaScript implementation of Git.

    Command-line apps

    • np - Better npm publish.
    • npm-name - Check a package name's availability on npm.
    • gh-home - Open the GitHub page of the repo in the current directory.
    • npm-home - Open the npm page of a package.
    • trash - Safer alternative to rm.
    • speed-test - Test your internet connection speed and ping.
    • emoj - Find relevant emoji from text on the command-line.
    • pageres - Capture website screenshots.
    • cpy - Copy files.
    • vtop - More better top, with nice charts.
    • empty-trash - Empty the trash.
    • 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.
    • clipboard-cli - Copy & paste on the terminal.
    • XO - Enforce strict code style using the JavaScript happiness style.
    • Standard - JavaScript Standard Style — One style to rule them all.
    • ESLint - The pluggable linting utility for JavaScript.
    • dev-time - Get the current local time of a GitHub user.
    • David - Tells you when your package npm dependencies are out of date.
    • http-server - Simple, zero-config command-line HTTP server.
    • Live Server - Development HTTP-server with livereload capability.
    • bcat - Pipe command output to web browsers.
    • normit - Google Translate with speech synthesis in your terminal.
    • fkill - Fabulously kill processes. Cross-platform.
    • 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.
    • tmpin - Adds stdin support to any CLI app that accepts file input.
    • wifi-password - Get the current wifi password.
    • wallpaper - Change the desktop wallpaper.
    • brightness - Change the screen brightness.
    • torrent - Download torrents.
    • kill-tabs - Kill all Chrome tabs to improve performance, decrease battery usage, and save memory.
    • alex - Catch insensitive, inconsiderate writing.
    • pen - Live Markdown preview in the browser from your favorite editor.
    • subdownloader - Subtitle downloader for movies and TV series.
    • dark-mode - Toggle the macOS Dark Mode.
    • iponmap - IP location finder.
    • Jsome - Pretty prints JSON with configurable colors and indentation.
    • itunes-remote - Interactively control iTunes.
    • mobicon - Mobile app icon generator.
    • mobisplash - Mobile app splash screen generator.
    • diff2html-cli - Pretty git diff to HTML generator.
    • Cash - Cross-platform Unix shell commands in pure JavaScript.
    • trymodule - Try out npm packages in the terminal.
    • jscpd - Copy/paste detector for source code.
    • atmo - Server-side API mocking.
    • auto-install - Auto installs dependencies as you code.
    • lessmd - Markdown in the terminal.
    • cost-of-modules - Find out which dependencies are slowing you down.
    • localtunnel - Expose your localhost to the world.
    • svg-term-cli - Share terminal sessions via SVG.
    • gtop - System monitoring dashboard for the terminal.
    • themer - Generate themes for your editor, terminal, wallpaper, Slack, and more.
    • carbon-now-cli - Beautiful images of your code — from right inside your terminal.
    • cash-cli - Convert between 170 currencies.
    • taskbook - Tasks, boards & notes for the command-line habitat.
    • discharge - Easily deploy static websites to Amazon S3.
    • npkill - Easily find and remove old and heavy node_modules folders.

    Functional programming

    • lodash - Utility library delivering consistency, customization, performance, & extras. A better and faster Underscore.js.
    • immutable - Immutable data collections.
    • Ramda - Utility library with a focus on flexible functional composition enabled by automatic currying and reversed argument order. Avoids mutating data.
    • Folktale - Suite of libraries for generic functional programming in JavaScript that allows you to write elegant, modular applications with fewer bugs, and more reuse.
    • 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.
    • Bacon.js - Functional reactive programming.
    • RxJS - Functional reactive library for transforming, composing, and querying various kinds of data.
    • Lazy.js - Utility library similar to lodash/Underscore but with lazy evaluation, which can translate to superior performance in many cases.
    • Kefir.js - Reactive library with focus on high performance and low memory usage.


    • got - Nicer interface to the built-in http module.
    • gh-got - Convenience wrapper for got to interact with the GitHub API.
    • axios - Promise based HTTP client (works in the browser too).
    • wreck - HTTP Client Utilities.
    • download - Download and extract files effortlessly.
    • http-proxy - HTTP proxy.
    • superagent - HTTP request library.
    • node-fetch - window.fetch for Node.js.
    • flashheart - REST client.
    • http-fake-backend - Build a fake backend by providing the content of JSON files or JavaScript objects through configurable routes.
    • cacheable-request - Wrap native HTTP requests with RFC compliant cache support.
    • gotql - GraphQL request library built on got.
    • global-agent - Global HTTP/HTTPS proxy agent that is configurable using environment variables.
    • smoke - File-based HTTP mock server with recording abilities.

    Debugging / Profiling

    • ndb - Improved debugging experience, enabled by Chrome DevTools.
    • ironNode - Node.js debugger supporting ES2015 out of the box.
    • node-inspector - Debugger based on Blink Developer Tools.
    • debug - Tiny debugging utility.
    • why-is-node-running - Node.js is running but you don't know why?
    • 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.
    • locus - Starts a REPL at runtime that has access to all variables.
    • 0x - Flamegraph profiling.
    • ctrace - Well-formatted and improved trace system calls and signals.
    • leakage - Write memory leak tests.
    • llnode - Post-mortem analysis tool which allows you to inspect objects and get insights from a crashed Node.js process.
    • thetool - Capture different CPU, memory, and other profiles for your app in Chrome DevTools friendly format.
    • swagger-stats - Trace API calls and monitor API performance, health, and usage metrics.
    • NiM - Manages DevTools debugging workflow.


    • pino - Extremely fast logger inspired by Bunyan.
    • winston - Multi-transport async logging library.
    • console-log-level - The most simple logger imaginable with support for log levels and custom prefixes.
    • storyboard - End-to-end, hierarchical, real-time, colorful logs and stories.
    • signale - Console logger.
    • consola - Console logger.

    Command-line utilities

    • chalk - Terminal string styling done right.
    • meow - CLI app helper.
    • yargs - Command-line parser that automatically generates an elegant user-interface.
    • ora - Elegant terminal spinner.
    • get-stdin - Easier stdin.
    • log-update - Log by overwriting the previous output in the terminal. Useful for rendering progress bars, animations, etc.
    • Ink - React for interactive command-line apps.
    • listr - Terminal task list.
    • conf - Simple config handling for your app or module.
    • ansi-escapes - ANSI escape codes for manipulating the terminal.
    • log-symbols - Colored symbols for various log levels.
    • figures - Unicode symbols with Windows CMD fallbacks.
    • boxen - Create boxes in the terminal.
    • terminal-link - Create clickable links in the terminal.
    • terminal-image - Display images in the terminal.
    • string-width - Get the visual width of a string - the number of columns required to display it.
    • cli-truncate - Truncate a string to a specific width in the terminal.
    • first-run - Check if it's the first time the process is run.
    • blessed - Curses-like library.
    • Inquirer.js - Interactive command-line prompt.
    • yn - Parse yes/no like values.
    • cli-table3 - Pretty unicode tables.
    • drawille - Draw on the terminal with unicode braille characters.
    • update-notifier - Update notifications for your CLI app.
    • ascii-charts - ASCII bar chart in the terminal.
    • progress - Flexible ascii progress bar.
    • insight - Helps you understand how your tool is being used by anonymously reporting usage metrics to Google Analytics.
    • cli-cursor - Toggle the CLI cursor.
    • columnify - Create text-based columns suitable for console output. Supports cell wrapping.
    • cli-columns - Columnated unicode and ansi-safe text lists.
    • cfonts - Sexy ASCII fonts for the console.
    • multispinner - Multiple, simultaneous, individually controllable CLI spinners.
    • omelette - Shell autocompletion helper.
    • cross-env - Set environment variables cross-platform.
    • shelljs - Portable Unix shell commands.
    • sudo-block - Block users from running your app with root permissions.
    • loud-rejection - Make unhandled promise rejections fail loudly instead of the default silent fail.
    • sparkly - Generate sparklines ▁▂▃▅▂▇.
    • Bit - Create, maintain, find and use small modules and components across repositories.
    • gradient-string - Beautiful color gradients in terminal output.
    • oclif - CLI framework complete with parser, automatic documentation, testing, and plugins.
    • term-size - Reliably get the terminal window size.
    • Cliffy - Framework for interactive CLIs.

    Build tools

    • parcel - Blazing fast, zero config web app bundler.
    • webpack - Packs modules and assets for the browser.
    • rollup - Next-generation ES2015 module bundler.
    • gulp - Streaming and fast build system that favors code over config.
    • Broccoli - Fast, reliable asset pipeline, supporting constant-time rebuilds and compact build definitions.
    • Brunch - Front-end web app build tool with simple declarative config, fast incremental compilation, and an opinionated workflow.
    • Start - Functional task runner with shareable presets.
    • ygor - Promising task runner for when npm run isn't enough and everything else is too much.
    • FuseBox - Fast build system that combines the power of webpack, JSPM and SystemJS, with first-class TypeScript support.
    • pkg - Package your Node.js project into an executable.


    • johnny-five - Firmata based Arduino Framework.
    • serialport - Access serial ports for reading and writing.
    • usb - USB library.
    • i2c-bus - I2C serial bus access.
    • onoff - GPIO access and interrupt detection.
    • spi-device - SPI serial bus access.
    • pigpio - Fast GPIO, PWM, servo control, state change notification, and interrupt handling on the Raspberry Pi.
    • gps - NMEA parser for handling GPS receivers.


    • marko - HTML-based templating engine that compiles templates to CommonJS modules and supports streaming, async rendering and custom tags.
    • nunjucks - Templating engine with inheritance, asynchronous control, and more (jinja2 inspired).
    • handlebars.js - Superset of Mustache templates which adds powerful features like helpers and more advanced blocks.
    • EJS - Simple unopinionated templating language.
    • Pug - High-performance template engine heavily influenced by Haml.

    Web frameworks

    • Hapi - Framework for building applications and services.
    • Koa - 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 - Web application framework, providing a robust set of features for building single and multi-page, and hybrid web applications.
    • Feathers - Microservice framework built in the spirit of Express.
    • 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. (You might like awesome-meteor)
    • Restify - Enables you to build correct REST web services.
    • ThinkJS - Framework with ES2015+ support, WebSockets, REST API.
    • ActionHero - Framework for making reusable & scalable APIs for TCP sockets, WebSockets, and HTTP clients.
    • Next.js - Minimalistic framework for server-rendered universal JavaScript web apps.
    • Nuxt.js - Minimalistic framework for server-rendered Vue.js apps.
    • seneca - Toolkit for writing microservices.
    • AdonisJs - A true MVC framework for Node.js built on solid foundations of Dependency Injection and IoC container.
    • Hemera - Write reliable and fault-tolerant microservices with NATS.
    • Micro - Minimalistic microservice framework with an async approach.
    • Moleculer - Fast & powerful microservices framework.
    • Fastify - Fast and low overhead web framework.
    • Nest - Angular-inspired framework for building efficient and scalable server-side apps.
    • Zeronode - Minimal building block for reliable and fault-tolerant microservices.
    • TypeGraphQL - Modern framework for creating GraphQL APIs with TypeScript, using classes and decorators.
    • Tinyhttp - Modern and fast Express-like web framework.
    • Marble.js - Functional reactive framework for building server-side apps, based on TypeScript and RxJS.


    • documentation.js - API documentation generator with support for ES2015+ and flow annotation.
    • ESDoc - Documentation generator targeting ES2015, attaching test code and measuring documentation coverage.
    • Docco - Documentation generator which produces an HTML document that displays your comments intermingled with your code.
    • JSDoc - API documentation generator similar to JavaDoc or PHPDoc.
    • Docusaurus - Documentation website generator that leverages React and Markdown, and comes with translation and versioning features.


    • del - Delete files/folders using globs.
    • globby - Glob files with support for multiple patterns.
    • cpy - Copy files.
    • rimraf - Recursively delete files like rm -rf.
    • make-dir - Recursively create directories like mkdir -p.
    • graceful-fs - Drop-in replacement for the fs module with various improvements.
    • chokidar - Filesystem watcher which stabilizes events from and fs.watchFile as well as using native fsevents on macOS.
    • find-up - Find a file by walking up parent directories.
    • proper-lockfile - Inter-process and inter-machine lockfile utility.
    • load-json-file - Read and parse a JSON file.
    • write-json-file - Stringify and write JSON to a file atomically.
    • fs-write-stream-atomic - Like fs.createWriteStream(), but atomic.
    • filenamify - Convert a string to a valid filename.
    • lnfs - Force create symlinks like ln -fs.
    • istextorbinary - Check if a file is text or binary.
    • fs-jetpack - Completely redesigned file system API for convenience in everyday use.
    • fs-extra - Extra methods for the fs module.
    • pkg-dir - Find the root directory of an npm package.
    • filehound - Flexible and fluent interface for searching the file system.
    • move-file - Move a file, even works across devices.
    • tempy - Get a random temporary file or directory path.

    Control flow

    • Promises
      • Bluebird - Promise library with focus on innovative features and performance.
      • pify - Promisify a callback-style function.
      • delay - Delay a promise a specified amount of time.
      • promise-memoize - Memoize promise-returning functions, with expire and prefetch.
      • valvelet - Limit the execution rate of a promise-returning function.
      • p-map - Map over promises concurrently.
      • More…
    • Observables
    • Streams
      • Highland.js - Manages synchronous and asynchronous code easily, using nothing more than standard JavaScript and Node-like Streams.
    • Callbacks
      • each-async - Async concurrent iterator like forEach.
      • async - Provides straight-forward, powerful functions for working with asynchronicity.
    • Channels
      • js-csp - Communicating sequential processes for JavaScript (like Clojurescript core.async, or Go).


    • through2 - Tiny wrapper around streams2 Transform to avoid explicit subclassing noise.
    • from2 - Convenience wrapper for ReadableStream, inspired by through2.
    • get-stream - Get a stream as a string or buffer.
    • into-stream - Convert a buffer/string/array/object into 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.
    • peek-stream - Transform stream that lets you peek the first line before deciding how to parse it.
    • binary-split - Newline (or any delimiter) splitter stream.
    • byline - Super-simple line-by-line Stream reader.
    • first-chunk-stream - Transform the first chunk in a stream.
    • pad-stream - Pad each line in a stream.
    • multistream - Combine multiple streams into a single stream.
    • stream-combiner2 - Turn a pipeline into a single stream.
    • readable-stream - Mirror of Streams2 and Streams3 implementations in core.
    • through2-concurrent - Transform object streams concurrently.


    • µWebSockets - Highly scalable WebSocket server & client library.
    • - Enables real-time bidirectional event-based communication.
    • Faye - Real-time client-server message bus, based on Bayeux protocol.
    • 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.
    • - Scalable real-time microservice framework.
    • Kalm - Low-level socket router and middleware framework.
    • MQTT.js - Client for MQTT - Pub-sub based messaging protocol for use on top of TCP/IP.
    • rpc-websockets - JSON-RPC 2.0 implementation over WebSockets.
    • Aedes - Barebone MQTT server that can run on any stream server.


    • 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.
    • jimp - Image processing in pure JavaScript.
    • probe-image-size - Get the size of most image formats without a full download.
    • qrcode - QR code and bar code generator.


    • iconv-lite - Convert character encodings.
    • string-length - Get the real length of a string - by correctly counting astral symbols and ignoring ansi escape codes.
    • camelcase - Convert a dash/dot/underscore/space separated string to camelCase: foo-bar → fooBar.
    • escape-string-regexp - Escape RegExp special characters.
    • execall - Find multiple RegExp matches in a string.
    • splice-string - Remove or replace part of a string like Array#splice.
    • 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.
    • he - HTML entity encoder/decoder.
    • i18n-node - Simple translation module with dynamic JSON storage.
    • babelfish - i18n with very easy syntax for plurals.
    • matcher - Simple wildcard matching.
    • unhomoglyph - Normalize visually similar unicode characters.
    • i18next - Internationalization framework.
    • nanoid - Tiny, secure, URL-friendly, unique string ID generator.
    • StegCloak - Conceal secrets within strings, in plain sight.


    • random-int - Generate a random integer.
    • random-float - Generate a random float.
    • unique-random - Generate random numbers that are consecutively unique.
    • round-to - Round a number to a specific number of decimal places: 1.2341.2.


    • ndarray - Multidimensional arrays.
    • mathjs - An extensive math library.
    • math-clamp - Clamp a number.
    • algebra - Algebraic structures.
    • multimath - Core to create fast image math in WebAssembly and JS.


    • Luxon - Library for working with dates and times.
    • date-fns - Modern date utility.
    • Moment.js - Parse, validate, manipulate, and display dates.
    • Day.js - Immutable date library alternative to Moment.js.
    • dateformat - Date formatting.
    • tz-format - Format a date with timezone: 2015-11-30T10:40:35+01:00.
    • cctz - Fast parsing, formatting, and timezone conversation for dates.


    Data validation

    • joi - Object schema description language and validator for JavaScript objects.
    • is-my-json-valid - JSON Schema validator that uses code generation to be extremely fast.
    • property-validator - Easy property validation for Express.
    • schema-inspector - JSON API sanitization and validation.
    • ajv - The fastest JSON Schema validator. Supports v5, v6 and v7 proposals.
    • Superstruct - Simple and composable way to validate data in JavaScript (and TypeScript).


    • remark - Markdown processor powered by plugins.
    • markdown-it - Markdown parser with 100% CommonMark support, extensions and syntax plugins.
    • parse5 - Fast full-featured spec compliant HTML parser.
    • strip-json-comments - Strip comments from JSON.
    • strip-css-comments - Strip comments from CSS.
    • parse-json - Parse JSON with more helpful errors.
    • URI.js - URL mutation.
    • PostCSS - CSS parser / stringifier.
    • JSONStream - Streaming JSON.parse and stringify.
    • neat-csv - Fast CSV parser. Callback interface for the above.
    • csv-parser - Streaming CSV parser that aims to be faster than everyone else.
    • PEG.js - Simple parser generator that produces fast parsers with excellent error reporting.
    • x-ray - Web scraping utility.
    • nearley - Simple, fast, powerful parsing for JavaScript.
    • binary-extract - Extract a value from a buffer of JSON without parsing the whole thing.
    • Stylecow - Parse, manipulate and convert modern CSS to make it compatible with all browsers. Extensible with plugins.
    • js-yaml - Very fast YAML parser.
    • xml2js - XML to JavaScript object converter.
    • Jison - Friendly JavaScript parser generator. It shares genes with Bison, Yacc and family.
    • google-libphonenumber - Parse, format, store and validate phone numbers.
    • ref - Read/write structured binary data in Buffers.
    • xlsx-populate - Read/write Excel XLSX.
    • Chevrotain - Very fast and feature rich parser building toolkit for JavaScript.
    • fast-xml-parser - Validate and parse XML.


    • pretty-bytes - Convert bytes to a human readable string: 13371.34 kB.
    • pretty-ms - Convert milliseconds to a human readable string: 133700000015d 11h 23m 20s.
    • ms - Tiny millisecond conversion utility.
    • pretty-error - Errors with less clutter.
    • read-art - Extract readable content from any page.


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


    • get-port - Get an available port.
    • ipify - Get your public IP address.
    • getmac - Get the computer MAC address.
    • DHCP - DHCP client and server.
    • netcat - Netcat port in pure JS.


    • Drivers
    • ODM / ORM
      • Sequelize - Multi-dialect ORM. Supports PostgreSQL, SQLite, MySQL, and more.
      • Bookshelf - ORM for PostgreSQL, MySQL and SQLite3 in the style of Backbone.js.
      • Massive - PostgreSQL data access tool.
      • Mongoose - Elegant MongoDB object modeling.
      • Waterline - Datastore-agnostic tool that dramatically simplifies interaction with one or more databases.
      • OpenRecord - ORM for PostgreSQL, MySQL, SQLite3 and RESTful datastores. Similar to ActiveRecord.
      • pg-promise - PostgreSQL framework for native SQL using promises.
      • slonik - PostgreSQL client with strict types, detailed logging and assertions.
      • Objection.js - Lightweight ORM built on the SQL query builder Knex.
      • TypeORM - ORM for PostgreSQL, MariaDB, MySQL, SQLite, and more.
      • MikroORM - TypeScript ORM based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, PostgreSQL, MySQL and SQLite.
      • Prisma - Modern database access (ORM alternative). Auto-generated and type-safe query builder in TypeScript. Supports PostgreSQL, MySQL & SQLite.
    • Query builder
      • Knex - Query builder for PostgreSQL, MySQL and SQLite3, designed to be flexible, portable, and fun to use.
    • Other
      • NeDB - Embedded persistent database written in JavaScript.
      • Lowdb - Small JavaScript database powered by Lodash.
      • Keyv - Simple key-value storage with support for multiple backends.
      • Finale - RESTful endpoint generator for your Sequelize models.
      • database-js - Wrapper for multiple databases with a JDBC-like connection.
      • Mongo Seeding - Populate MongoDB databases with JavaScript and JSON files.
      • @databases - Query PostgreSQL, MySQL and SQLite3 with plain SQL without risking SQL injection.


    • AVA - Futuristic test runner.
    • Mocha - Feature-rich test framework making asynchronous testing simple and fun.
    • nyc - Code coverage tool built on istanbul that works with subprocesses.
    • tap - TAP test framework.
    • tape - TAP-producing test harness.
    • power-assert - Provides descriptive assertion messages through the standard assert interface.
    • Mochify - TDD with Browserify, Mocha, PhantomJS and WebDriver.
    • trevor - Run tests against multiple versions of Node.js without switching versions manually or pushing to Travis CI.
    • loadtest - Run load tests for your web application, with an API for automation.
    • Sinon.JS - Test spies, stubs and mocks.
    • navit - PhantomJS / SlimerJS wrapper to simplify browser test scripting.
    • Nock - HTTP mocking and expectations.
    • intern - Code testing stack.
    • toxy - Hackable HTTP proxy to simulate failure scenarios and network conditions.
    • hook-std - Hook and modify stdout/stderr.
    • testen - Run tests for multiple versions of Node.js locally with NVM.
    • Nightwatch - Automated UI testing framework based on Selenium WebDriver.
    • WebdriverIO - Automated testing based on the WebDriver protocol.
    • Jest - Painless JavaScript testing.
    • TestCafe - Automated browser testing.
    • abstruse - Continuous Integration server.
    • CodeceptJS - End-to-end testing.
    • Puppeteer - Headless Chrome.
    • Playwright - Headless Chromium, WebKit, and Firefox with a single API.
    • nve - Run any command on multiple versions of Node.js locally.
    • axe-core - Accessibility engine for automated Web UI testing.
    • testcontainers-node - Provides lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.


    • upash - Unified API for all password hashing algorithms.
    • themis - Multilanguage framework for making typical encryption schemes easy to use: data at rest, authenticated data exchange, transport protection, authentication, and so on.
    • GuardRails - GitHub app that provides security feedback in pull requests.
    • rate-limiter-flexible - Brute-force and DDoS attack protection.
    • crypto-hash - Async non-blocking hashing.
    • jose-simple - Encryption and decryption of data using the JOSE (JSON Object Signing and Encryption) standard.


    • Benchmark.js - Benchmarking library that supports high-resolution timers and returns statistically significant results.
    • matcha - Simplistic approach to benchmarking.



    • Passport - Simple, unobtrusive authentication.
    • Grant - OAuth providers for Express, Koa, Hapi, Fastify, AWS Lambda, Azure, Google Cloud, Vercel, and many more.


    • CASL - Isomorphic authorization for UI and API.
    • node-casbin - Authorization library that supports access control models like ACL, RBAC and ABAC.


    • Nodemailer - The fastest way to handle email.
    • emailjs - Send text/HTML emails with attachments to any SMTP server.
    • email-templates - Create, preview, and send custom email templates.
    • MJML - Markup language designed to reduce the pain of creating responsive emails.

    Job queues

    • bull - Persistent job and message queue.
    • agenda - MongoDB-backed job scheduling.
    • idoit - Redis-backed job queue engine with advanced job control.
    • node-resque - Redis-backed job queue.
    • rsmq - Redis-backed message queue.
    • bee-queue - High-performance Redis-backed job queue.
    • RedisSMQ - Simple high-performance Redis message queue with real-time monitoring.
    • sqs-consumer - Build Amazon Simple Queue Service (SQS) based apps without the boilerplate.
    • better-queue - Simple and efficient job queue when you cannot use Redis.

    Node.js management

    • n - Node.js version management.
    • nave - Virtual Environments for Node.js.
    • nodeenv - Node.js virtual environment compatible to Python's virtualenv.
    • nvm for Windows - Version management for Windows.
    • nodenv - Version manager that is similar to Ruby's rbenv. It supports auto version switching.

    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 - Natural language facility.
    • nlp.js - Building bots, with entity extraction, sentiment analysis, automatic language identify, and more.

    Process management

    • PM2 - Advanced Process Manager.
    • nodemon - Monitor for changes in your app and automatically restart the server.
    • 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.
    • node-windows - Run scripts as a native Windows service and log to the Event viewer.
    • supervisor - Restart scripts when they crash or restart when a *.js file changes.
    • Phusion Passenger - Friendly process manager that integrates directly into Nginx.


    • robotjs - Desktop Automation: control the mouse, keyboard and read the screen.
    • nut.js - Cross-platform native GUI automation / testing framework with image matching capabilities which integrates with Jest.


    • Acorn - Tiny, fast JavaScript parser.
    • babel-parser - JavaScript parser used in Babel.
    • cherow - JavaScript parser with focus on performance and stability.

    Static site generators

    • Wintersmith - Flexible, minimalistic, multi-platform static site generator.
    • Assemble - Static site generator for Node.js, Grunt.js, and Yeoman.
    • DocPad - Static site generator with dynamic abilities and huge plugin ecosystem.
    • Phenomic - Modern static website generator based on the React and Webpack ecosystem.
    • docsify - Markdown documentation site generator with no statically built HTML files.
    • Charge - Opinionated, zero-config static site generator using JSX and MDX.

    Content management systems

    • KeystoneJS - CMS and web application platform built on Express and MongoDB.
    • ApostropheCMS - Content management system with an emphasis on intuitive front end content editing and administration built on Express and MongoDB.
    • Strapi - Content Management Framework (headless-CMS) to build powerful APIs.
    • Tipe - Developer-first content management system with GraphQL and REST API from a schema file.
    • Factor - Vue.js dashboard framework and headless CMS.
    • AdminBro - Auto-generated admin panel with CRUD for all your resources.


    • nodeBB - Forum platform for the modern web.


    • Ghost - Simple, powerful publishing platform.
    • Hexo - Fast, simple and powerful blogging framework.



    • snappy - Native bindings for Google's Snappy compression library.
    • protobuf - Implementation of Protocol Buffers.
    • compactr - Implementation of the Compactr protocol.


    • execa - Better child_process.
    • cheerio - Fast, flexible, and lean implementation of core jQuery designed specifically for the server.
    • Electron - Build cross platform desktop apps with web technologies. (You might like awesome-electron)
    • open - Opens stuff like websites, files, executables.
    • hasha - Hashing made simple. Get the hash of a buffer/string/stream/file.
    • dot-prop - Get a property from a nested object using a dot path.
    • onetime - Only run a function once.
    • mem - Memoize functions - an optimization technique used to speed up consecutive function calls by caching the result of calls with identical input.
    • import-fresh - Import a module while bypassing the cache.
    • strip-bom - Strip UTF-8 byte order mark (BOM) from a string/buffer/stream.
    • os-locale - Get the system locale.
    • ssh2 - SSH2 client and server module.
    • adit - SSH tunneling made simple.
    • import-lazy - Import a module lazily.
    • file-type - Detect the file type of a Buffer.
    • Bottleneck - Rate limiter that makes throttling easy.
    • ow - Function argument validation for humans.
    • webworker-threads - Lightweight Web Worker API implementation with native threads.
    • clipboardy - Access the system clipboard (copy/paste).
    • 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.
    • dotenv - Load environment variables from .env file.
    • remote-git-tags - Get tags from a remote git repo.
    • semver - Semantic version parser.
    • Faker.js - Generate massive amounts of fake data.
    • nodegit - Native bindings to Git.
    • json-strictify - Safely serialize a value to JSON without data loss or going into an infinite loop.
    • resolve-from - Resolve the path of a module like require.resolve() but from a given path.
    • simplecrawler - Event driven web crawler.
    • jsdom - JavaScript implementation of HTML and the DOM.
    • hypernova - Server-side rendering your JavaScript views.
    • @sindresorhus/is - Type check values.
    • env-dot-prop - Get, set, or delete nested properties of process.env using a dot path.
    • emittery - Simple and modern async event emitter.
    • node-video-lib - Pure JavaScript library for working with MP4 and FLV video files and creating MPEG-TS chunks for HLS streaming.
    • basic-ftp – FTP/FTPS client.
    • cashify - Currency conversion.
    • genepi - Automatically generate a native Node.js addon from C++ code.
    • husky - Create Git hook scripts.
    • patch-package - Make and preserve fixes to npm dependencies.
    • editly - Declarative video editing API.



    • Node.js Best Practices - Summary and curation of the top-ranked content on Node.js best practices, available in multiple languages.
    • 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.
    • module-best-practices - Some good practices when writing new npm modules.
    • The Node Way - An entire philosophy of Node.js best practices and guiding principles exists for writing maintainable modules, scalable applications, and code that is actually pleasant to read.
    • You Don't Know Node.js - Introduction to Node.js core features and asynchronous JavaScript.
    • Portable Node.js guide - Practical guide on how to write portable/cross-platform Node.js code.
    • Build a real web app with no frameworks - A set of video tutorials/livestreams to help you build and deploy a real, live web app using a handful of simple libraries and the core Node.js modules.







    • Node.js blog
    • - Blog posts on Node.js and JavaScript from the author of Practical Node.js and Pro Express.js Azat Mardan.



    • Express.js
    • Stream FAQs - Answering common questions about streams, covering pagination, events, and more.
    • Strong Node.js - Checklist for source code security analysis of a Node.js web service.


    • OctoLinker - Chrome extension that linkifies dependencies in package.json, .js, .jsx, .coffee and .md files on GitHub.
    • npm-hub - Chrome extension to display npm dependencies at the bottom of a repo's readme.
    • RunKit - Embed a Node.js environment on any website.
    • github-npm-stats - Chrome extension that displays npm download stats on GitHub.
    • npm semver calculator - Visually explore what versions of a package a semver range matches.
    • CodeSandbox - Online IDE and prototyping.



    Related lists


    🚀 Github 镜像仓库 🚀




    贡献者 364