AngularJS lets you write client-side web applications as if you had a smarter browser. It lets use good old HTML (or HAML, Jade and friends!) as your template language and lets you extend HTML’s syntax to express your application’s components clearly and succinctly
A guard that represents a central point of control in your application
Develop with direction! With CanJS, jQuery++, FuncUnit, Steal, DocumentJS.
Universal css-in-js media queries for React Native and React
Redux toolset for keeping all the side effects inside your reducers while maintaining their purity.
Tungsten.js is a modular framework for creating web UIs with high-performance rendering on both server and client.
Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple
An Agnostic, Complete Flux Architecture Framework
Custom messages, alerts, confirmations
Blueprint for modern web development
Dojo saves you time and scales with your development process, using web standards as its platform. It’s the toolkit experienced developers turn to for building high quality desktop and mobile web applications.
Application Architecture for Building User Interfaces