Mocoslime is an open-source Bluetooth bridge that connects Sony mocopi trackers to SlimeVR https://github.com/HoppouSan/MocoSlime Features Native Windows BLE: Direct WinRT API usage via windows-rs Multi-tracker Support: Up to 12 simultaneous Mocopi trackers Robust State Machine: Disconnected → Discovering → Connecting → Initializing → Streaming Auto-reconnect: Exponential backoff reconnection handling Tracking Core: Quaternion math, coordinate system conversion, filtering Calibration: Per-tracker and full-body calibration SlimeVR Output: UDP protocol with handshake, role mapping, rotation, acceleration, and battery OSC Output: independent UDP layer (/mocoslime/... + bundles + VRChat preset), parallel to SlimeVR Modern Flutter UI: Material 3, system tray, responsive design Persistent Configuration: JSON-based config with migration Language Support mocoSlime supports the following languages: EN English 🇩🇪 German 🇯🇵 Japanese 🇨🇳 Chinese License MIT