Ionic
Advanced HTML5 Mobile App Framework. A beautiful front-end framework for developing hybrid mobile apps in HTML5. Best friends with AngularJS.
Tabris Js
tabris.js - native apps in JavaScript
Foo Table
jQuery plugin to make HTML tables responsive
React Native
A framework for building native apps with React.
QuoJs
Micro JavaScript library for mobile devices
Ratchet
Prototype iPhone apps with simple HTML, CSS, and JS components.
Shake.js
A custom 'shake' event plugin for mobile web browsers using device accelerometer.
Brick
UI Web Components for Mobile Web Apps
Slidebars
Slidebars is a jQuery framework for quickly and easily implementing app style off-canvas space into your website.
Pressure
:point_down::boom: JavaScript library for handling Force Touch, 3D Touch, and Pointer Pressure.
Restive.js
The Easiest Way to Make your Website Responsive or Adaptive!
Pushy
Pushy is a responsive off-canvas navigation menu using CSS transforms & transitions
Onsen Ui
Custom Elements-Based HTML5 UI Framework for Building Your Mobile Front End
Jo
Jo is a thin (~12K) candy shell for PhoneGap apps. It's an HTML5 mobile app framework which provides UI widgets, a flexible event model, a wrapper for sound, and a light data layer. Apps are skinnable with CSS3, and work everywhere PhoneGap does... and then some, including Adobe Air and OSX (desktop and dashboard).
Fastclick
Polyfill to remove click delays on browsers with touch UIs
Naver
A jQuery plugin for responsive navigation.
Media Check
Control JS with mediaqueries