paulguo/pm2.5

Higher-order functions and common patterns for asynchronous code

Minimal and efficient cross-platform file watching library

Pretty unicode tables for the CLI

Unfancy JavaScript

get colors in your node.js console

the complete solution for node.js command-line programs

Cron jobs for your node

Lightweight debugging utility for Node.js and the browser

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

Parse, validate, manipulate, and display dates

An elegant way to define lightweight protocols on-top of TCP/TLS sockets in node.js

Cross-platform process cpu % and memory usage of a PID

Git/Subversion/Mercurial repository metadata parser

High-level messaging & socket patterns implemented in pure js

Remote procedure calls built on top of axon.

Deployment system for PM2

render multiple progress bars at once on the terminal with eventlimit maxed

Portable Unix shell commands for Node.js

The semantic version parser used by npm.

simple, flexible, fun test framework

test framework agnostic BDD-style assertions

Better assertions for node, reporting the expr, filename, lineno etc

PM2/Keymetrics advanced API

Detects if a file is binary in Node.js. Similar to Perl's -B.

tiny / elegant UDP messaging library

Safely deep clone an object. Will not clone nested objects.

is-iojs determines if runtime is io.js.