FoliaLogin

AuthMe-like authentication plugin built for Folia (Paper 1.20.1+).

Build

• Java 17
• Gradle

Commands:

• gradle build

The shaded jar is in build/libs/FoliaLogin-1.0.0.jar.

Installation

1. Drop the jar into your Folia plugins folder.
2. Start the server to generate config.yml and lang.yml.
3. Adjust config.yml and lang.yml, then /authme reload.

Config Highlights

• sessions.singleSession: block duplicate logins for the same name.
• sessions.invalidateOnQuit: force password again after disconnect.
• security.allowBypassPermission: allow authme.bypass to skip login (default false).
• premium.enabled: auto-login premium accounts (Mojang API check).
• premium.allowOfflineMode: allow premium auto-login even when server is offline-mode.
• premium.proxyEnabled: auto-login premium accounts only when a proxy forwards online UUIDs.

Player Commands

• /register [password]
• /login
• /changepassword [new]
• /logout

Admin Commands

• /authme register
• /authme changepassword
• /authme unregister
• /authme reload
• /authme status

Permissions

• authme.player.register
• authme.player.login
• authme.player.changepassword
• authme.player.logout
• authme.admin.register
• authme.admin.changepassword
• authme.admin.unregister
• authme.admin.reload
• authme.admin.status
• authme.bypass

Folia Notes

• All Player/World interactions are executed through Folia schedulers.
• All database access runs on a dedicated executor.

Database

• SQLite by default (config.yml -> database.type = SQLITE)
• MySQL/MariaDB supported (set database.type = MYSQL)

Restart is recommended after changing database settings.