CraftBook 3.9u21 is a release file of the Minecraft plugin CraftBook 3, made for Minecraft 1.12. It was published on February 19, 2018 and is 1.3 MB in size. For the full description, screenshots and every other version, visit the CraftBook 3 plugin page.
How to install: Put the .jar into the plugins folder of your Paper, Spigot or Bukkit server and restart the server.
