Name of the resource you want: Ultra Prison Core
Link: https://www.spigotmc.org/resources/%E2%9A%A1ultra-prison-core-%E2%9A%A1%EF%B8%8F-1-8-1-19-all-in-one-solution-for-your-prison-server.86845/
How it would contribute towards the betterment of the community: It will help a lot of prison servers...