it's just my semi-automatically generated reminder.
numbers before the link - it is counter of projects that use module.
❄️ before the link - module was not used in production projects.
before the link - it is not the NPM package

My cheat sheat

• docs
• awesome's
• CLI apps
• OS API
• shell
• fs API
• CLI arts
• CLI tables
• CLI checkers
• CLI other tools
• config
• logger
• graylog
• helpers
• hashing
• events
• promise
• stream
• string
• humanize
• diff
• JSON
• converters
• markdown
• phantom
• http request
• http server
• API's
• email
• network transports
• network tools
• ip
• database
• testing
• debugging
• node staff
• build tools
• babel
• eslint
• source code analysis
• process management
• music stuff
• other
• random data generators
• crazy stuff

docs

• bevacqua/es6 - 🌟 ES6 Overview in 350 Bullet Points
• lukehoban/es6features - Overview of ECMAScript 6 features
• felixge/node-memory-leak-tutorial - A tutorial for debugging memory leaks in node
• miguelmota/javascript-idiosyncrasies - A bunch of Javascript idiosyncrasies to beginners.
• ❄️ stream-handbook - how to write node programs with streams
• Giphy/GiphyAPI - Public facing API docs, notes and more
• azat-co/cheatsheets - JavaScript and Node.js cheatsheets

awesome's

• Pestov/best-of-awesomeness-and-usefulness-for-webdev - The best of awesomeness and usefulness for web developers for year
• Pestov/essential-gulp-plugins - Living list of most useful plugins for Gulp
• sindresorhus/awesome-nodejs - A curated list of delightful Node.js packages and resources.
• sindresorhus/awesome - A curated list of awesome lists
• sindresorhus/awesome-electron - Useful resources for creating apps with Electron
• sindresorhus/awesome-awesome-awesome-awesome - A curated list of awesome lists of awesome lists.
• sorrycc/awesome-javascript - A collection of awesome browser-side JavaScript libraries, resources and shiny things.
• vndmtrx/awesome-nodejs - 📙A curated list of astonishing Node.js frameworks, libraries and resources. Inspired by awesome-php and awesome-python.
• aharris88/awesome-cli-apps - A curated list of command line apps
• stefanbuck/awesome-browser-extensions-for-github - A collection of awesome browser extensions for GitHub.

CLI apps

• ❄️ telegram-alert - $ sleep 5; talert
• ❄️ ttystudio - A terminal-to-gif recorder minus the headaches.
• asciinema/asciinema - Terminal session recorder
• yudai/gotty - Share your terminal as a web application
• ❄️ tldr - Simplified and community-driven man pages
• ❄️ wat - Community-controlled cheat sheets for every coder.
• ❄️ pmm - Better npm publish
• ❄️ slap - Sublime-like terminal-based text editor
• ❄️ black-screen - A terminal emulator for the 21st century.
• ❄️ pnpm - A fast implementation of npm install
• ❄️ npm-name-cli - Check whether a package name is available on npm
• ❄️ speed-test - Test your internet connection speed and ping using speedtest.net from the CLI
• ❄️ imgur-uploader-cli - Upload images to imgur
• ❄️ localtunnel - expose localhost to the world
• 03 http-server - A simple zero-configuration command-line http server
• ❄️ itunes-remote - Control iTunes via CLI
• ❄️ wifi-password - Get current wifi password
• ❄️ pipeable-js - Pipeable JavaScript
• ❄️ parallelshell - Invoke multiple commands, running in parallel

OS API

• ❄️ brightness - Change the screen brightness
• ❄️ wallpaper - Get or set the desktop wallpaper
• ❄️ battery-level - Get current battery level
• ❄️ fkill - Fabulously kill processes. Cross-platform.
• ❄️ display-notification - Display a notification (OS X 10.9+)
• ❄️ trayballoon - Create a trayballoon on Windows
• ❄️ robotjs - Node.js Desktop Automation.
• ❄️ username - Get the username of the current user
• ❄️ signal-exit - when you want to fire an event no matter how a process exits.

shell

• 03 bash-exec - like spawn('bash', [ '-c', cmd ]), but with better error handling
• ❄️ shelljs - Portable Unix shell commands for Node.js
• ❄️ parallelshell - Invoke multiple commands, running in parallel

fs API

• ❄️ expand-tilde - Bash-like tilde expansion for node.js. Expands a leading tilde in a file path to the user home directory, or ~+ to the cwd.
• ❄️ user-home - Get the path to the user home directory
• 01 glob - a little globber
• ❄️ globby - Extends glob with support for multiple patterns and exposes a Promise API
• 06 mkdirp - Recursively mkdir, like mkdir -p
• 01 node-mv - Command-line tool for renaming/moving a node.js source file and update all references to the file
• ❄️ rimraf - A deep deletion module for node (like rm -rf)
• ❄️ cpy - Copy files
• ❄️ chownr - like chown -R
• 01 tmp - Temporary file and directory creator
• ❄️ du - A simple JavaScript implementation of du -sb
• ❄️ istextorbinary - Determines if a buffer is comprised of text or binary
• ❄️ isexe - Minimal module to check if a file is executable.
• ❄️ filenamify - Convert a string to a valid filename
• ❄️ find-up - Find a file by walking up parent directories

CLI arts

• 03 babar - CLI bar charts
• 02 multimeter - render multiple progress bars at once on the terminal
• 04 progress - Flexible ascii progress bar
• ❄️ elegant-spinner - Elegant spinner for interactive CLI apps
• ❄️ cli-spinner - A simple spinner
• ❄️ log-update - Log by overwriting the previous output in the terminal. Useful for rendering progress bars, animations, etc.

CLI tables

• ❄️ columnify - Render data in text columns. Supports in-column text-wrap.
• ❄️ cli-table - Pretty unicode tables for the CLI

CLI checkers

• ❄️ root-check - Try to downgrade the permissions of a process with root privileges and block access if it fails
• ❄️ update-notifier - Update notifications for your CLI app

CLI other tools

• 13 chalk - Terminal string styling done right. Much color.
• ❄️ cfonts - Sexy fonts for the console
• ❄️ boxen - Create boxes in the terminal
• ❄️ marked-terminal - A custom render for marked to output to the Terminal
• ❄️ terminal-menu - retro ansi terminal menus for serious 80s technicolor business
• ❄️ progress-control - node-progress wrapper to control bar from keyboard
• 39 commander - the complete solution for node.js command-line programs
• ❄️ dargs - Reverse minimist. Convert an object of options into an array of command-line arguments.

config

• 28 natan - smart config loader and builder

logger

• 29 bellman - pretty console logger
• ❄️ tracer - 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
• 14 winston - A multi-transport async logging library for Node.js

graylog

• 21 bellman-graylog - graylog support for bellman (node.js logger module)
• 02 winston-tcp-graylog - graylog support for winston based on gelf-pro
• 02 gelf-pro - The Graylog Extended Log Format for the Node.js

helpers

• 84 lodash - Lodash modular utilities.
• 16 moment - Parse, validate, manipulate, and display dates
• 01 node-uuid - Rigorous implementation of RFC4122 (v1 and v4) UUIDs.
• 01 compute-quantile - Computes a quantile for a numeric array.
• 05 mstorage - special data storages
• 01 mstorage-restore - like jsonWrite(patj, storage) and storage = jsonRead(path) for large (~1e7) mstoreges
• 01 serialize-error - Serialize an error into a plain object
• ❄️ node-v8-clone - The most convenient and accurate cloner for node.js. It's also very fast in some cases (benchmarks inside).
• ❄️ mem - Memoize functions - An optimization used to speed up consecutive function calls by caching the result of calls with identical input

hashing

• 04 xxhashjs - xxHash in Javascript
• ❄️ bcrypt - A bcrypt library for NodeJS.

events

• 01 simple-ticker - easy way to get an event at regular intervals

promise

• 64 bluebird - Full featured Promises/A+ implementation with exceptionally good performance
• 01 promisepipe - Pipe node.js streams safely with Promises
• 07 event-to-promise - Create a promise waiting for an event
• 10 simple-e2p - wrapper for event-to-promise
• ❄️ bluebird-tap-error - Like .tap, but for errors (rejections)

stream

• 05 split - split a Text Stream into a Line Stream
• 01 stream-to-string - Pipe a stream into a string, collect value with callback or promise
• ❄️ string-to-stream - Convert a string into a stream (streams2)

string

• ❄️ execall - Find multiple RegExp matches in a string
• 03 uncolor - Remove ANSI escape codes from strings, buffers and streams
• ❄️ string-width - Get the visual width of a string - the number of columns required to display it
• 02 split-lines - Split lines into an array of lines
• ❄️ normalize-newline - Normalize the newline characters in a string to \n
• 01 near-dup-detection - a simple near duplicate detection by Shingling method

humanize

• 01 filesize - JavaScript library to generate a human readable String describing the file size
• 01 human2bytes - h2b('1K') → 1024
• 03 human-interval - Human readable time measurements
• 02 pretty-ms - Convert milliseconds to a human readable string: 1337000000 → 15d 11h 23m 20s
• ❄️ pretty-hrtime - process.hrtime() to words
• 01 humanize-plus - A simple utility library for making the web more humane.
• ❄️ pretty-error - See nodejs errors with less clutter

diff

• ❄️ diff - A javascript text diff implementation.
• 01 jsondiffpatch - Diff & Patch for Javascript objects
• ❄️ difflet - colorful diffs for javascript objects

JSON

• 09 jjv - A simple and extensible json-schema validator written in javascript. JJV runs in the browser and in the server (through node.js), it has no dependencies and has out-of-the-box AMD support.
• 04 jsonfile - Easily read/write JSON files.
• 01 jsonlint - Validate JSON
• 01 strip-json-comments - Strip comments from JSON. Lets you use comments in your JSON files!
• ❄️ JSONStream - rawStream.pipe(JSONStream.parse()).pipe(streamOfObjects)

converters

• 03 jsdom-nogyp - A JavaScript implementation of the W3C DOM, forked from jsdom, remove dependencies to contextify and node-gyp
• ❄️ xml2js - Simple XML to JavaScript object converter.
• ❄️ exceljs - Excel Workbook Manager
• ❄️ excel-stream - convert a stream of xls or xlsx into json on the command line or in node
• 01 html-pdf - HTML to PDF converter that uses phantomjs
• 01 easyimage - A promise-based, user-friendly module for processing images in Node.js

markdown

• 06 ghmd2pdf - module and cli tool for converting github markdown to pdf
• ❄️ markdown-pdf - Markdown to PDF converter
• ❄️ remarkable - Markdown parser, done right. 100% Commonmark support, extensions, syntax plugins, high speed - all in one.
• 01 markdown-utils - Micro-utils for creating markdown snippets.
• ❄️ tidy-markdown - fix ugly markdown.

phantom

• 01 phantomjs - Headless WebKit with JS API
• ❄️ node-phantom-simple - Simple and reliable bridge between Node.js and PhantomJS / SlimerJS
• 01 node-horseman - Run PhantomJS from Node

http request

• 24 request - Simplified HTTP request client.
• ❄️ random-ua - Randomly generates User-Agent strings based on actual usage statistics from Wikimedia.
• ❄️ node-status-codes - Node.js http.STATUS_CODES ponyfill
• ❄️ urijs - URI.js is a Javascript library for working with URLs.
• ❄️ url-pattern - easier than regex string matching patterns for urls and other strings. turn strings into data or data into strings.
• 01 querystring - Node's querystring module for all engines.
• 01 querystringify - Querystringify - Small, simple but powerful query string parser.

http server

• 15 express - Fast, unopinionated, minimalist web framework
• 01 proxy - An HTTP proxy written with Node.js (think Squid)
• 03 http-server - A simple zero-configuration command-line http server
• 03 body-parser - Node.js body parsing middleware
• 01 form-data - A library to create readable "multipart/form-data" streams. Can be used to submit forms and file uploads to other web applications.
• 01 http-auth - Node.js package for HTTP basic and digest access authentication.
• ❄️ passport - Simple, unobtrusive authentication for Node.js.

API's

• 02 vksdk - SDK for API of vk.com
• 01 package-json - Get the package.json of a package from the npm registry
• 01 googleapis - Google APIs Client Library for Node.js
• 02 node-telegram-bot-api - Telegram Bot API
• 01 antigate - Client for antigate.com API
• ❄️ traktor - CLI for Yandex.Translate API + Yandex.Dictionary API

email

• 01 mailparser - Asynchronous and non-blocking parser for mime encoded e-mail messages
• 03 nodemailer - Easy as cake e-mail sending from your Node.js applications

network transports

• 01 ws - simple to use, blazing fast and thoroughly tested websocket client, server and console for node.js, up-to-date against RFC-6455
• ❄️ ssh2 - SSH2 client and server modules written in pure JavaScript for node.js
• 21 socket.io - node.js realtime framework server

network tools

• 04 find-free-port - find a free tcp port to listen locally
• 02 freeport - Find a free port.
• 02 imap - An IMAP module for node.js that makes communicating with IMAP servers easy

ip

• 01 ip -
• ❄️ ipaddr.js - A library for manipulating IPv4 and IPv6 addresses in JavaScript.
• ❄️ public-ip - Get your public IP address - very fast!
• ❄️ ip-regex - Regular expression for matching IP addresses

database

• 18 mysql - A node.js driver for mysql. It is written in JavaScript, does not require compiling, and is 100% MIT licensed.
• 08 simple-pmysql - simple promisify wrapper for node-mysql
• 01 mongodb - MongoDB legacy driver emulation layer on top of mongodb-core
• 05 mongoose - Mongoose MongoDB ODM

testing

• 20 mocha - simple, flexible, fun test framework
• 07 power-assert - Power Assert in JavaScript

debugging

• 31 debug - small debugging utility
• 28 simple-debugger - tool for debugging events, and methods of your classes
• ❄️ bugger - Chrome Devtools Agents for node.js

node staff

• 01 harmony-proxy - Small shim providing new Proxy(target, handler)
• 02 clear-require - Clear a module from the require cache
• 02 proxyquire - Proxies nodejs require in order to allow overriding dependencies during testing.
• 05 depcheck - Check dependencies in your node module
• 07 pkginfo - An easy way to expose properties on a module from a package.json
• 01 try-gc - safe calls to gc()
• ❄️ to-fast-properties - Force V8 to use fast properties for an object
• ❄️ callsite - access to v8's CallSites
• ❄️ caller-callsite - Get the callsite of the caller function
• 01 stack-trace - Get v8 stack traces as an array of CallSite objects.
• ❄️ source-map-support - Fixes stack traces for files with source maps

build tools

• 07 browserify - browser-side require() the node way
• 01 envify - Selectively replace Node-style environment variables with plain strings.
• 01 babelify - Babel browserify transform
• 01 uglifyify - A browserify transform which minifies your code using UglifyJS2
• 01 uglify-js - JavaScript parser, mangler/compressor and beautifier toolkit
• 01 watchify - watch mode for browserify builds
• ❄️ gulp - The streaming build system

babel

• 31 babel - Turn ES6 code into readable vanilla ES5 with source maps
• 01 babel-core - Babel compiler core.
• 01 babel-runtime - babel selfContained runtime
• 10 babel-cli - Babel command line.
• 01 babel-polyfill -
• 08 babel-register - babel require hook
• 10 babel-preset-es2015 - Babel preset for all es2015 plugins.
• 10 babel-plugin-add-module-exports - Fix babel/babel#2212
• 01 babel-plugin-syntax-async-functions - Allow parsing of async functions
• 07 babel-plugin-espower - Babel plugin for power-assert

eslint

• 46 eslint - An AST-based pattern checker for JavaScript.
• 40 babel-eslint - babel-eslint allows you to lint ALL valid Babel code with the fantastic ESLint.
• 14 eslint-plugin-mocha - Eslint rules for mocha.
• ❄️ eslint-plugin-markdown - An ESLint plugin to lint JavaScript in Markdown code fences.

source code analysis

• ❄️ pojoviz - Plain Old JavaScript Visualization
• ❄️ madge - Create graphs from your CommonJS or AMD module dependencies.
• traceglMPL/tracegl - TraceGL MPL release

process management

• 01 pm2 - Production process manager for Node.JS applications with a built-in load balancer.

music stuff

• 01 working-mpd-client - mpd client
• ❄️ badtaste - Play audio from vk.com in your terminal
• ❄️ nodeplayer - simple, modular music player written in node.js

other

• 02 java - Bridge API to connect with existing Java APIs.
• ❄️ pageres - Capture website screenshots
• ❄️ jade - A clean, whitespace-sensitive template language for writing HTML
• ❄️ documentation - a documentation generator

random data generators

• ❄️ faker - Generate massive amounts of fake contextual data
• ❄️ cat-ascii-faces - cat faces ₍˄·͈༝·͈˄₎◞ ̑̑ෆ⃛ ~~!
• ❄️ cool-ascii-faces - get some cool ascii faces ヽ༼ຈل͜ຈ༽ﾉ
• ❄️ cat-names - Get popular cat names
• ❄️ big-list-of-naughty-strings - The Big List of Naughty Strings is a list of strings which have a high probability of causing issues when used as user-input data

crazy stuff

• pa7/nude.js - Nudity detection with JavaScript and HTMLCanvas
• lampaa/imageLib - imageLib - image processing via pure language (node.js)
• kristopolous/BOOTSTRA.386 - A vintage 1980s DOS inspired Twitter Bootstrap theme
• ❄️ drawille - Drawing in terminal with unicode braille characters
• ❄️ vantage - CLI + SSH + REPL for Node
• ❄️ vorpal - Node's first framework for building immersive CLI apps.
• ❄️ fuzzy_cli_menu - Simple cli menu with fuzzy filtering
• ❄️ pdfkit - A PDF generation library for Node.js