Umoove - Face and eye tracking for mobile devices/gaming

BeneTalk - Speech coach for people who stutter by people who stutter

WebGazer.js - Eye tracking on the browser

LingRoom.pl - Tutoring marketplace LingRoom pairs students with private tutors, either locally in-person or online via Skype. Find your best tutor.

FOVE - An eye tracking virtual reality headset (pre-launch)

Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.