mtloo is a multitouch trackpad looper. It supports up to four loops and is meant to be used with Apple's multitouch trackpad.

The patcher used in this project was written in Max/MSP and it transforms the magic trackpad into an instrument for controlling the looper ...

This is a collection of various tools, tricks, techniques for using the magic trackpad in controlling various objects in the Max/MSP ...

max used for the conversion off x/y position on the touchpad to midi x/y cc. and for make the .app