cata.delaunay - Java external for computing the Delaunay Triangulation of a given set P of n points in 2 dimensional space;
cata.duino - Parse serial messages coming from arduino. You should use this with the arduino sketch provided with this abstraction.
cata.nodemanager - Recursive node manager. Add and Remove an infinite number of Nodes. Navigate through a menu and resize each one.
cata.drop - Drag, drop and manage multiple audio files.