Webcam-based gesture input: blink, gaze, head pose, hand gesture. Rule-based defaults + local trained model. Zero hardware required beyond a webcam.
Structured light cameras, stereo video, monocular depth (Depth Anything v2), and SteamVR Lighthouse tracking. Auto-detected at startup; falls back to Phase A if nothing found.
OpenBCI Cyton/Ganglion support via brainflow. Custom ADS1299 PCB (ESP32 WiFi). EMG muscle contraction patterns. Multi-modal fusion with camera. EEG motor imagery classifier.