WebGazer.js - Eye tracking on the browser
Hotjar - The #1 Leader in Heatmaps, Recordings, Surveys & More. Sign up for a 15-day free trial and start learning from real user behavior today!
Jabberwocky - Communicate through text to speech by moving your head
RealEye - Online Research Platform with Webcam Eye-Tracking.
FOVE - An eye tracking virtual reality headset (pre-launch)
Canny for Intercom - Capture feedback from people in Intercom