A simple, modern, browser notification system
Lazy load XT is a jQuery plugin for images, videos and other media
Timeago is a jQuery plugin that makes it easy to support automatically updating fuzzy timestamps (e.g. "4 minutes ago").
Handlebars provides the power necessary to let you build semantic templates effectively with no frustration. An extension to the Mustache templating language created by Chris Wanstrath.
Supermodel - Minimal Model Tracking for Backbonejs
Expressive middleware for node.js using ES2017 async functions
Jade - robust, elegant, feature rich template engine for nodejs
Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple
AOP for JS with before, around, on, afterReturning, afterThrowing, after advice, and pointcuts
Message and Error logger implementation
Dynamic, browser-based visualization library