This plugin disable all of Wither in your server configurable per world :
allowed-worlds:
world
Open source plugin ! check the discord for .zip files of plugins
WARNING: The plugin does not notify you when a new update is available. To stay informed about updates and patch notes, you must join the Discord server below.
Need support or have a specific request? Submit a ticket on Discord :) -> https://discord.gg/waZrdGaHcp
