SockJS Client
WebSocket emulation - Javascript client
Grommet
a react-based framework that provides accessibility, modularity, responsiveness, and theming in a tidy package
Leaflet
JavaScript library for mobile-friendly interactive maps
Plyr
A simple HTML5, YouTube and Vimeo player
React Virtual
⚛️ Hooks for virtualizing scrollable elements in React
Expounder
A library for explaining things in HTML.
React Table
⚛️ Hooks for building fast and extendable tables and datagrids for React
Pg Mem
An in memory postgres DB instance for your unit tests
JSON Editor Online
A web-based tool to view, edit and format JSON
Hapi
The Simple, Secure Framework Developers Trust
Onsen Ui
Custom Elements-Based HTML5 UI Framework for Building Your Mobile Front End
jQuery.panzoom
A jQuery plugin for panning and zooming elements using CSS3.
Cytoscape.js
A JavaScript graph library for analysis and visualisation (compatible with CommonJS/Node.js, AMD/Require.js, jQuery 1.4+, Bower, npm, and plain JavaScript)
Count Up.js
Animates a numerical value by counting to it
Sentry
Sentry is a realtime error logging and aggregation platform
Sequelize
An easy-to-use multi SQL dialect ORM for Node.js
Polyglot.js
Give your JavaScript the ability to speak many languages.