React
React is a JavaScript library for building user interfaces.
jQuery
jQuery JavaScript Library
React Virtualized
React components for efficiently rendering large lists and tabular data
Preact
⚛️ Fast 3kB React alternative with the same modern API. Components & Virtual DOM.
Cheerio
Fast, flexible, and lean implementation of core jQuery designed specifically for the server.
Phantomjs
Scriptable Headless WebKit
Polymer
Leverage the future of the web platform today.
Uikit
A lightweight and modular front-end framework for developing fast and powerful web interfaces.
Zepto
Zepto.js is a minimalist JavaScript library for modern browsers, with a jQuery-compatible API
Dragula
:ok_hand: Drag and drop so simple it hurts
Design Blocks
A set of 170+ Bootstrap based design blocks ready to be used to create clean modern websites.
Turbolinks
Turbolinks makes navigating your web application faster
Wow
Reveal CSS animation as you scroll down a page
Tether
A positioning engine to make overlays, tooltips and dropdowns better #hubspot-open-source
Interact.js
Drag and drop, resizing and multi-touch gestures with inertia and snapping for modern browsers (and also IE8+)
Cyclejs
A functional and reactive JavaScript framework for predictable code
Tippyjs
Highly customizable vanilla JS tooltip/popover library