an easy to use animation program. If you know the children's toy Lite Brite, where you poke colored pegs through a back lit screen, Array is the same idea using multiple screens to create an animation
JLipSync is for creating timesheets to sync animation to a pre-recorded audio track. It is similar to the commercial program Magpie, although it has less features.
a 3D Modelling/Animation tool designed to model and animate "organic" shapes such as humans, animals, aliens, etc. It's written in Java and outputs to POV-Ray and RenderMAN format