Javascript libraries for dealing with touch events, multitouch, normalizing across the Webkit/IE touch models, and all that jazz.
dojo/touch - Dojo detection functions for touch events
jquery.doubletap - Custom touch events for jQuery. Demo.
Touchy - Highly configurable jQuery plugin. Exposes event data (velocity, etc) for longpress, drag, pinch, rotate, swipe. Example use cases: prevent conflict between drag and swipe; get pinch abstracted across Android and iOS; create a single finger rotation.
jQuery UI Interactions - Rewrite of the existing jQuery UI interactions, now with mouse, touche and pointer (aka MSPointer) support. Work in progress, but draggable already works great for all three event APIs.
jquery-ui-touch-punch - A duck punch for adding touch events to jQuery UI
pep.jquery.js - A lightweight plugin for kinetic-drag on mobile & desktop
jQuery.event.move - jQuery special events movestart, move and moveend for tracking touch and mouse moves, throttled to browser animation frames, and exposing information about distance and velocity of fingers. Demo at stephband.info/jquery.event.move/.
jQuery.event.swipe - jQuery special events for the gestures swipeleft, swiperight, swipeup and swipedown, built on top of jQuery.event.move. Demo at stephband.info/jquery.event.swipe/.
jQuery Mobile vmouse - from the jQuery Mobile team. Supports normalized handling of mouse and touch events under one event convention: vclick, vmousedown, vmouseup, vmousemove, etc.
Touchable - Unifies touch and mouse events
TipTap: normalizes mouse and touch events, and provides simple definition of complex gestures (any combination of tap, swipe, etc.) with simple callbacks.
jQuery Touch Gestures: Touch Gestures ported and fixed from QUOjs project. Available gestures: singleTap | doubleTap | hold | swipe | swiping | swipeLeft | swipeRight | swipeUp | swipeDown | rotate | rotating | rotateLeft | rotateRight | pinch | pinching | pinchIn | pinchOut | drag | dragLeft | dragRight | dragUp | dragDown
mootools-mobile - Wraps click handlers with touch and provides some custom events.
YUI 3 touch abstraction - support for subscribing to native touch and gesture events
github.com/max-power/swipeslide - Provides iOS like swipe navigation. WebKit only.
Event.js - Multi-touch events library, and abstractions.
pointer.js - a pointer event polyfill.
jsTouchLayer - A javascript based touch events library, agnostic of any javascript libraries. Missing pinch/spread atm.
interact - abstracted mouse and touch events into generic pointer events. Uses eve under the hood.
tap.js - A lightweight 'tap' event JavaScript plugin for mobile browsers (no dependencies)
tappable - A simple, standalone library to invoke the tap event for touch-friendly web browsers.
Touchy - Lightweight (no dependencies) multi-touch, models individual fingers
Touch - Simple library, enables touch events, such as: swipe, pinch and tap.
thumbsjs - from the PhoneGap team. Heavily tested on many devices. Mature.
touch-layer - Custom events and gestures handler for touch enable mobile devices.
WKTouch - Hardware accelerated multi-touch drag, scale and rotate plugin for Mobile Webkit.
MagicTouch.js - Standards-compatible touch event polyfill to map trackpad touches to touch events. Uses NPAPI plugin.
Hammer.js - Lightweight library for multi-touch gestures
Hammer.js - A javascript library (only 2kb) for multi-touch gestures: Tap, Drag, Pinch, Hold
Ember-Touch - A lightweight library for building and using touch gestures with Ember Applications.
Jester - Easy JavaScript gesture recognition for iPhone and iPad.
Mobile-Web-based-Gesture-Recognition - Based on Dollar. Demo.
shake.js - A custom 'shake' event plugin for mobile web browsers using device accelerometer. (Okay, not strictly touch, but it does require you to use your hand :P)
dojox/gesture - Dojo detection functions for gesture events
phantom limb - make desktop browsers simulate touch events. with a big hand
Swipe JS - carousel (aka slider) component that is touch friendly
Swiper - mobile touch slider with hardware accelerated transitions
jQuery Mobile Pagination - touch-drag pagination between separate HTML documents or jQuery Mobile "pages"
wkslider - A touch–optimised UI range slider JavaScript plugin (no dependencies)
Creating Responsive HTML5 Touch Interfaces (Stephen Woods, Flickr)
[Google I/O 2013 - Point, Click, Tap, Touch - Building Multi-Device Web Interfaces]
Getting Touchy Feely with the Mobile Web - Andrew Fisher (8 Aug 2012)
Mark Dalgleish - Embracing Touch: Cross Platform Scrolling (8 Mar 2013)