Knockout
Knockout makes it easier to create rich, responsive UIs with JavaScript
Foundation
The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites and apps that work on any kind of device.
Skel
A lightweight responsive framework for the www
Inkline
Inkline is the customizable Vue.js UI/UX Library designed for creating flawless responsive websites.
Somajs
Scalable javascript framework
Mobx
Simple, scalable state management.
Canjs
Can do JS, better, faster, easier.
Angular.js
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
Path.js
Simple, lightweight routing for web browsers
Straw
Realtime processing framework for Node.js
Flagsmith Frontend
Web App and Mobile App for Flagsmith
Dojo
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.
Pencilblue
Full stack online publishing and CMS for Node.js
Firebase Js Sdk
Firebase Javascript SDK
Montage
Core framework: Montage simplifies the development of rich HTML5 applications by providing modular components, real-time two-way data binding, CommonJS dependency management, and many more conveniences. Join us on irc.freenode.net#montage or https://groups.google.com/d/forum/montagejs
Regular
a living template engine that helping us to create data-driven component.
Sdk Js
Tanker client-side encryption SDK for JavaScript