Plugin for multi-touch gestures. Hammer.js

If you are building responsive applications, you need to add support for gestures. You must add these to truly give the complete mobile experience. Anxious to test these out to see how it degrades.

Hammer.js is a javascript library that can be used to control gestures on touch devices. It supports the following gestures:

Tap
Double tap
Hold
Drag
Swipe
Transform (pinch)

Check it out.