Meteor
Meteor, an ultra-simple, database-everywhere, data-on-the-wire, pure-Javascript web framework.
Incubator Echarts
A powerful, interactive charting and visualization library for browser
Nuxt.js
The Vue.js Developers Framework
Three.js
JavaScript 3D library.
Sequelize
An easy-to-use multi SQL dialect ORM for Node.js
Svelte
The magical disappearing UI framework
Leaflet
JavaScript library for mobile-friendly interactive maps
Parcel
📦🚀 Blazing fast, zero configuration web application bundler
Video.js
Universal video embed.
Material2
Material Design components for Angular
Typeorm
ORM for TypeScript and JavaScript (ES7, ES6, ES5). Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, WebSQL databases. Works in NodeJS, Browser, Ionic, Cordova and Electron platforms.
Code Mirror
In-browser code editor
Ember
Ember.js is a JavaScript framework that does all of the heavy lifting that you'd normally have to do by hand. There are tasks that are common to every web app; Ember.js does those things for you, so you can focus on building killer features and UI.
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
Yarn
Fast, reliable, and secure dependency management.
Webpack
Packs CommonJs/AMD modules for the browser. Allows to split your codebase into multiple bundles, which can be loaded on demand. Support loaders to preprocess files, i.e. json, jade, coffee, css, less, ... and your custom stuff.
Pixi.js
Super fast HTML 5 2D rendering engine that uses webGL with canvas fallback