Blueprint
A React-based UI toolkit for the web
Mithril.js
A Javascript Framework for Building Brilliant Applications
Ember
Ember.js is a JavaScript framework that does all of the heavy lifting that you'd normally have to do by hand. There are tasks that are common to every web app; Ember.js does those things for you, so you can focus on building killer features and UI.
Backbone
Give your JS App some Backbone with Models, Views, Collections, and Events
Cube.js
📊 Serverless Analytics Framework
Superagent
Ajax with less suck - (and node.js HTTP client to match)
Impress
Impressive totalitarian style Multipurpose Application Server for node.js. All decisions are made. Solutions are scaled. Tools are provided and optimized for high load. Ready for applied development and production.
UA Parser
Lightweight JavaScript-based User-Agent string parser. Supports browser & node.js environment. Also available as jQuery plugin.
Gantt
Javascript Gantt chart
Componentjs
ComponentJS -- Powerful run-time Component System for structuring HTML5-based Rich Clients
Pg Mem
An in memory postgres DB instance for your unit tests
Derby
MVC framework making it easy to write realtime, collaborative applications that run in both Node.js and browsers
Parcel
📦🚀 Blazing fast, zero configuration web application bundler
Mout
Modular JavaScript Utilities
Pure
PURE Unobtrusive Rendering Engine for HTML
Hamsters.js
100% Vanilla Javascript Multithreading & Parallel Execution Library
Medusa
The open-source Shopify alternative ⚡️