Zepto
Zepto.js is a minimalist JavaScript library for modern browsers, with a jQuery-compatible API
Slim.js
Fast & Robust Front-End Micro-framework based on modern standards
Sizzle
A sizzlin' hot selector engine.
Rye
A modern, lightweight browser library using ES5 natives
Zest
An absurdly fast CSS selector engine.
Display Js
A simple JavaScript framework for building ambitious UIs 😊
Mercury
A truly modular frontend framework
Minified.js
Replace jQuery or MooTools with a <4kB Library
Mag.js
MagJS - Modular Application Glue
Tapestry5 jQuery
Tapestry 5 jQuery integration. Fully replace Prototype and Scriptaculous with jQuery with as less as possible compatibility issues
Handorgel
Accessible W3C conform accordion written in ES6.
Mootools Core
MooTools Core Repository
Polymer
Leverage the future of the web platform today.
Xui
A tiny javascript framework for mobile web apps.
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.
Rando.js
The world's easiest, most powerful random function.
Design Blocks
A set of 170+ Bootstrap based design blocks ready to be used to create clean modern websites.