Mag.js
MagJS - Modular Application Glue
Minified.js
Replace jQuery or MooTools with a <4kB Library
Mootools Core
MooTools Core Repository
Atom
Atom javascript framewok
Ac Colors
ac-colors is a reactive JavaScript color library that can freely convert between RGB, HSL, HEX, XYZ, LAB, LCHab, LUV, and LCHuv, as well as handle random color generation and contrast ratio calculation.
Zepto
Zepto.js is a minimalist JavaScript library for modern browsers, with a jQuery-compatible API
Turbolinks
Turbolinks makes navigating your web application faster
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.
React Virtualized
React components for efficiently rendering large lists and tabular data
Rando.js
The world's easiest, most powerful random function.
Tether
A positioning engine to make overlays, tooltips and dropdowns better #hubspot-open-source
Eqcss
EQCSS is a plugin that introduces Element Queries, Scoped CSS, a Parent selector, and responsive JavaScript to all browsers IE8 and up
Nested
Gap free multi column grid
Enquire.js
Awesome Media Queries in JavaScript
Vue Js Modal
:pizza: Simple to use, highly customizable, mobile friendly Vue.js 2.0+ modal.
Sizzle
A sizzlin' hot selector engine.