hi, I'm working on physics based animation editor (http://sourceforge.net/projects/iaeditor/ ), currently it is using ODE and Crystal Space. Please check my W.I.P videos: http://www.youtube.com/watch?v=FGHoOUOn99g http://www.youtube.com/watch?v=bd14cfzJ_74 -- greetings, Piotr Obrzut