please make a leak, its an open source plugin(i dont know why)
https://www.spigotmc.org/resources/1-7-1-16-x-hereteres-per-world-plugins.88018/
https://github.com/heretere/hpwp
https://www.spigotmc.org/resources/1-7-1-16-x-hereteres-per-world-plugins.88018/
https://github.com/heretere/hpwp