PURPLE PRISON
Online474 of 1,000Paper 1.7.x, 1.8.x, 1.9.x, 1.10.x, 1.11.x, 1.12.x, 1.13.x, 1.14.
purpleprison.org- Prison
Purple Prison is a prison server that has been running since 2014 and focuses entirely on the prison rank up style of play.
The full server page arrives with the next milestone.