WebGazer.js - Eye tracking on the browser
FOVE - An eye tracking virtual reality headset (pre-launch)
Eye Yoga - Improve eyesight, relieve eye strain and prevent presbyopia.
WaveNet for Chrome - A wrapper for Google Cloud Text-to-Speech
Umoove - Face and eye tracking for mobile devices/gaming
Jabberwocky AAC - Communicate through text to speech by moving your head