Robotjs
Node.js Desktop Automation.
Mediator.js
An implementation of the mediator pattern for asynchronous events in Javascript
Stately.js
Stately.js is a JavaScript based finite-state machine (FSM) engine for Node.js and the browser.
Diagram
JS tool for making node graphs. Inspired by dependency graph
Tock
Timer Object/Class. Kickass!
Backbone React Component
A bit of nifty glue that automatically plugs your Backbone models and collections into your React components, on the browser and server
Backbone Associations
Create object hierarchies with Backbone models; Respond to hierarchy changes using regular Backbone events.
Rx Js
The Reactive Extensions for JavaScript
Lunr.js
A bit like Solr, but much smaller and not as bright
Bacon.js
FRP (functional reactive programming) library for Javascript
Machina.js
js ex machina - finite state machines in JavaScript
Inject
AMD and CJS dependency management in the browser
JS Signals
Custom Event/Messaging system for JavaScript inspired by AS3-Signals
Polished
A lightweight toolset for writing styles in JavaScript ✨
Node Browserify
browser-side require() the node.js way
Tangle
a JavaScript library for reactive documents
Modernizr
Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.