BLE Device Discovery
Scan and identify nearby Bluetooth Low Energy devices with real-time signal strength and estimated distance.
Automatic Locking
Instantly locks your macOS screen when your trusted device moves beyond a configurable distance threshold.
Background Service
Run as a persistent daemon with full service lifecycle management — start, stop, restart, and status.
Highly Configurable
Fine-tune distance thresholds, TX power calibration, path loss exponent, and signal smoothing for your environment.
Smart Recovery
Lock loop protection, watchdog monitoring, and automatic scanner reconnection with exponential backoff.
Privacy First
Runs 100% locally. No internet, no telemetry, no data collection. Fully open source and auditable.
Quick Start
# Install via Homebrew brew tap Piero24/brios https://github.com/Piero24/B.R.I.O.S. brew install brios # Discover nearby devices brios --scanner 15 -m # Configure and start monitoring brios --start