Plugin OpeNLogin

OpeNLogin authentication plugin for Minecraft server

OpeNLogin is an authentication plugin for Bukkit and Spigot that protects offline mode Minecraft server environments against account theft and bot attacks. It forces players to register and log in with secure passwords before they can move or interact, keeping regular gameplay smooth while shielding your world from unwanted access.

The plugin focuses on being practical, secure, and friendly for players, with multilingual messages and flexible configuration of login rules and limits. On our BoxToPlay infrastructure, OpeNLogin integrates seamlessly, offering a reliable way to control access on small private servers and larger public communities alike.