Jsface
Small, fast, elegant, powerful, and cross platform JavaScript OOP library. Support main(), singleton, super call, private, mixins, plugins, AOP and more.
Visibility.js
Visibility.js allows you to determine whether your web page is visible to a user, is hidden in background tab or is prerendering. It allows you to use the page visibility state in JavaScript logic and improve browser performance by disabling unnecessary timers and AJAX requests, or improve user interface experience (for example, by stopping video playback or slideshow when user switches to another browser tab).
Modules Webmake
Bundle CommonJS/Node.js modules for web browser
Invisible
Invisible.js: Reusable models for the client and the server
Axios
Promise based HTTP client for the browser and node.js
Routie
a tiny javascript hash router
Theory
Abstraction layer for cross platform JavaScript.
Queen
A platform for running scripts on many browsers
Inject
AMD and CJS dependency management in the browser
Kefir
A Reactive Programming library for JavaScript
Mout
Modular JavaScript Utilities
Hermes.js
Message and Error logger implementation
Robotjs
Node.js Desktop Automation.
Platform.js
A platform detection library that works on nearly all JavaScript platforms.
Pegasus
Load data while still loading other scripts and display data faster in jQuery, Backbone, Angular, ... apps
jTypes
jTypes is the most comprehensive and robust JavaScript library for overcoming differential inheritance with prototype-based objects. Its lightweight yet powerful design provides web programmers on any platform or browser the ability to emulate classical inheritance where objects are defined by classes.