Welcome to the official mcMMO wiki!
What is mcMMO?
mcMMO is server side modification for Minecraft. It is a plugin originally made for Bukkit, but now requires Spigot. The goal of mcMMO is to turn Minecraft into an addictive RPG. mcMMO does this by trying to extend Minecraft in ways that feel natural and with minimal complexity. mcMMO is a server side modification and requires no client mods, you simply need a server running the latest stable release of Spigot and the latest public release of mcMMO.