A Mecanum Wheel Version of Linorobot. The Kinematics of this base is based on this paper "Kinematic Model of a Four Mecanum Wheeled Mobile Robot" http://research.ijcaonline.org/volume113/number3/pxc3901586.pdf
Linorobot is an Open Source robotic project that aims to provide students, developers, and researchers a low-cost platform in creating new exciting applications on top of ROS.