cerulean portal
KittsPlayerAnalyticsSystem is a tool for LabAPI that tracks when players join, leave, etc and has a playeranalytics command, it also includes MongoDB integration which is optional. KittsPlayerAnalyticsSystem can also be used as a dependency in your own plugin but there is not much you can use, check the README.md file to see what you can do.
GitHub Repo: https://github.com/Kittscloud/KittsPlayerAnalyticsSystem
Latest Release: https://github.com/Kittscloud/KittsPlayerAnalyticsSystem/releases/latest