The Care-O-bot 3 is a mobile manipulation platform built by Fraunhofer IPA. The software running on Care-O-bot 3 supports ROS for the driver level as well as for higher level applications. Robots Using ROS: Care-O-bot 3 (Fraunhofer IPA)
Since indigo, the Care-O-bot 3 is unsupported.
You can find information about the distribution and configuration of Care-O-bot 3 at the distribution site.