The "MRpatrol_toolbox" software for Matlab is freely distributed to whom wants to use it for scientific or educational purposes.
We just ask you to cite properly our work in all publications, manuscripts and technical reports reporting the work you did based on our package:
D. Portugal, C. Pippin, R. P. Rocha and H. Christensen, "Finding Optimal Routes for Multi-Robot Patrolling in Generic Graphs", In Proceedings of the 2014 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2014), Chicago, USA, Sep. 14-18, 2014.
D. Portugal and R. P. Rocha, "Performance Estimation and Dimensioning of Team Size for Multirobot Patrol”. IEEE Intelligent Systems, 2017.