Migration Guide

⚡ Universal 1-Second Database Migration

SmartLogin includes a high-performance Batch Transaction Migration Engine capable of transferring 50,000+ player accounts in ~1 second with zero TPS drops and zero data loss.

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🔄 Supported Legacy Authentication Plugins

Source Plugin	Migrated Data	Supported Backends
AuthMe Reloaded	Usernames, Password Hashes, IPs, Timestamps, Emails, TOTP Secrets	SQLite (authme.db) & MySQL
nLogin	Usernames, Hashes, IPs, Emails, Discord IDs, Bedrock/Premium Status	SQLite (database.db) & MySQL
FastLogin	Mojang Java Premium status synchronization	SQLite (fastlogin.db)
CrazyLogin	Usernames & legacy password hashes	SQLite (accounts.db)
xAuth	Usernames & password hashes	H2 Database & SQLite
LoginSecurity	Usernames, hashes & IPs	SQLite (LoginSecurity.db)

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🚀 How to Execute Migration

Option A: Complete Automatic Migration (Recommended)

/smartlogin migrate all

SmartLogin scans your plugins/ folder, detects all installed authentication plugins, and imports all accounts seamlessly.

Option B: Targeted Migration

/smartlogin migrate authme
/smartlogin migrate nlogin
/smartlogin migrate fastlogin
/smartlogin migrate crazylogin
/smartlogin migrate xauth
/smartlogin migrate loginsecurity

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