State Management made eXtraordinarily simple and effective for Angular, React, and Vue
Ajax with less suck - (and node.js HTTP client to match)
An alternative to Underscore.js, delivering consistency, customization, performance, and extra features.
A library for adding declarative ajax functionality to your website
Ng Sweet Alert
A boilerplate for developing react+redux applications with rethinkdb/horizon as realtime database and express for the server.
The Vue.js Developers Framework
window.fetch wrapper for writing simple and expressive requests
pushState + ajax = pjax