SimpleAuth is a lightweight and secure login and authentication system for Minecraft multiplayer servers.

It allows server owners to protect their community by requiring players to register and log in before playing, preventing unauthorized access and account sharing.

This makes SimpleAuth one of the most reliable server-side authentication mods for Minecraft.

🔐 Server Login System

SimpleAuth introduces a complete login and registration system for multiplayer servers:

Player registration with password (/register)
Secure login system (/login)
Configurable authentication rules
Server-side account protection

🛡️ Server Security Features

SimpleAuth helps protect your server with:

Login requirement before playing
Movement and interaction restriction until authenticated
Optional blindness effect for unauthenticated players
Anti-bruteforce protection with failed login limits
Optional auto-kick after repeated failed attempts

🌐 Multi-language Support

Supports multiple languages: English, Spanish, French, Polish, Russian, Ukrainian

Language can be changed via:

/simpleauth language

🖥️ Optional GUI Login (v5.0+)

SimpleAuth includes an optional graphical login interface for easier authentication (client required).

Features:

Clean login/register UI
Live countdown timer
Error handling without forced kicks

⚙️ Commands

/register <password>
/login <password>
/changepassword <old> <new>
/forcelogin <player>
/simpleauth language
/simpleauth help

🎯 Why SimpleAuth?

Most Minecraft servers lack proper authentication systems.

SimpleAuth solves this by providing a simple, secure, and configurable login system that improves server protection without requiring external plugins.