Bootstrap Vue
BootstrapVue provides one of the most comprehensive implementations of Bootstrap 4 components and grid system for Vue.js and with extensive and automated WAI-ARIA accessibility markup.
Superagent
Ajax with less suck - (and node.js HTTP client to match)
Ng Zorro Antd
An enterprise-class UI components based on Ant Design and Angular. 🐜
Intro.js
A better way for new feature introduction and step-by-step users guide for your website and project.
FileSaver.js
An HTML5 saveAs() FileSaver implementation
Bootstrap Datepicker
A datepicker for @twitter bootstrap forked from Stefan Petre's (of eyecon.ro), improvements by @eternicode
Flux
Application Architecture for Building User Interfaces
Mustache.js
Minimal templating with {{mustaches}} in JavaScript
Polymer
Leverage the future of the web platform today.
Svgo
SVGO is a Nodejs-based tool for optimizing SVG vector graphics files.
Rx Js
The Reactive Extensions for JavaScript
Highcharts
Highcharts JS, the JavaScript charting framework
Mjml
MJML: the only framework that makes responsive-email easy
React Intl
Internationalize React apps. This library provides React components and an API to format dates, numbers, and strings, including pluralization and handling translations.
Dropzone
Dropzone is an easy to use drag'n'drop library. It supports image previews and shows nice progress bars.
Selectize.js
Selectize is the hybrid of a textbox and <select> box. It's jQuery based and it has autocomplete and native-feeling keyboard navigation; useful for tagging, contact lists, etc.
Local Forage
Offline storage, improved. Wraps IndexedDB, WebSQL, or localStorage using a simple but powerful API.