Cyclejs
A functional and reactive JavaScript framework for predictable code
HtmlJs
HTML render engine and data binding (MVVM)
Mag.js
MagJS - Modular Application Glue
Minified.js
Replace jQuery or MooTools with a <4kB Library
Zepto
Zepto.js is a minimalist JavaScript library for modern browsers, with a jQuery-compatible API
Sizzle
A sizzlin' hot selector engine.
Tapestry5 jQuery
Tapestry 5 jQuery integration. Fully replace Prototype and Scriptaculous with jQuery with as less as possible compatibility issues
Imba
The new programming language for web apps
Polymer
Leverage the future of the web platform today.
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.
Asm Dom
A minimal WebAssembly virtual DOM to build C++ SPA (Single page applications)
Handorgel
Accessible W3C conform accordion written in ES6.
Zam
⚡️ A component based library that encourages single-page applications.
Rando.js
The world's easiest, most powerful random function.
Preact
⚛️ Fast 3kB React alternative with the same modern API. Components & Virtual DOM.
jQuery
jQuery JavaScript Library
Prototype
Prototype JavaScript framework