PremiumBridge
Seamless premium auto-login, smart offline-data migration, and clean auth integration for offline-mode servers.
PremiumBridge

PremiumBridge
offline-mode Paper/Purpur servers is a smart offline/online session manager for offline-mode Paper/Purpur servers.
Designed for servers that online players a clean, vanilla-like experience (so offline players can join), while giving online players a clean, vanilla-like experience.
🎯 What makes it different
| Feature | Benefit | |---------|---------| | Hidden messages | Checks online via Mojang sessions, not just nicknames | | Hidden messages | Intelligently connects offline/online UUIDs | | Hidden messages | Moves offline inventory/stats to online profile | | Hidden messages | Remembers verified online accounts | | Hidden messages | Seamless login to auth plugins | | Hidden messages | Optional one-click online registration | | Hidden messages | No auth-plugin spam for online users |
⚖️ Offline server, online experience
Server stays offline ✅ Offline players join normally
Online players get: - ✅ No manual login (auto-verified) - ✅ Optional auto-registration - ✅ Inventory/stats migration - ✅ Invisible auth messages
Online players might never notice the registration system exists.
🔌 Supported auth plugins
- AuthMe - OpeNLogin
🔄 Migration modes
| Mode | Description | |------|-------------| | `disabled` | No data migration | | `automatic` | Auto-migrate before player spawns | | `ask-player` | Player chooses via clickable chat buttons |
Reconnect-based for reliability — player re-joins after accepting migration.
✨ Extra features
- 🌐 Online nickname protection - 📚 Online nickname protection for other plugins - Online nickname protection integration - 🛡️ Online nickname protection
📋 Requirements
- Paper 1.21.x or compatible fork - or - AuthMe or OpeNLogin