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.
Blueprint
A React-based UI toolkit for the web
Animate.css
Cross-browser CSS3 animations. Plug and play. Do a little dance.
Quill
A cross browser rich text editor with an API
Anime
Javascript Animation Engine
Plyr
A simple HTML5, YouTube and Vimeo player
Yarn
Fast, reliable, and secure dependency management.
Date Fns
⏳ Modern JavaScript date utility library ⌛️
Knex
A query builder for PostgreSQL, MySQL and SQLite3, designed to be flexible, portable, and fun to use.
D3
A JavaScript visualization library for HTML and SVG.
Babylon.js
Babylon.js: a complete JavaScript framework for building 3D games with HTML 5 and WebGL
Draft Js
A React framework for building text editors.
Photo Swipe
PhotoSwipe is a HTML/CSS/JavaScript based image gallery specifically targeting mobile touch devices
Foundation
The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites and apps that work on any kind of device.
React Native Web
React Native for Web
Alpine
A rugged, minimal framework for composing JavaScript behavior in your markup.
Modernizr
Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.