Yes, that's the stuff I was talking about, @karsten. Thanks for explaining their purpose. --- [Visit Topic](https://discourse.ros.org/t/ros-graph-information-tools-implementation-discussion/674/28) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: