Talk Turkey - Instant message interviews
Alcamy - Free, open self-learning platform. Learn & teach anything.
chitchat - Chat Room with Selfies and Pagers (yes, pagers!)
EduDo - EduDo is a video discussion platform
Public - Group chats.
Lrnkey - Lrnkey.com is a global online marketplace that easily connects you to live instructors and tutors across the planet.