Hi everyone For three dimensional modeling of robot trajectories, what do I have in ROS, other than gazebo ? I wanted to use stage - clearly cannot do that - that is for two dimension. Regards Arkapravo -- Arkapravo Bhaumik E-mail : arkapravobhaumik@gmail.com Blogs : http://mobotica.blogspot.com/, http://3chevrons.blogspot.com/ Twitter : @abhaumik Facebook : arkapravo@facebook.com Skype : arkapravo