High performance Spigot fork that aims to fix gameplay and mechanics inconsistencies https://papermc.io/

bukkitcraftbukkithacktoberfestjavaminecraftminecraft-apiminecraft-performanceminecraft-serverpaperpaper-apipapermcspigot-forktacos

CraftBukkit/Spigot b76c55a802 Check that item in hand is not null after book event. Fixes BUKKIT-5443 ... By: Des Herriott <des.herriott@gmail.com>		2014-02-27 12:32:21 +00:00
paper-server	Check that item in hand is not null after book event. Fixes BUKKIT-5443	2014-02-27 12:32:21 +00:00