Bukkit

Version 1.3.3

• ! Fixed players being able to join areans when they have already joined one (#5).

The port for Bukkit 1.13 and 1.14 will come shortly. This version is a copy of v1.3 for 1.12 users.
If you want to get your hands dirty early, you can take a look at the development builds (#46 for 1.13, #49 for 1.14).