Houseparty - Brining empathy to online communication.
GroupClip - Shoot synchronized video clips together with your friends.
Booyah - Video chat with up to 12 friends at the same time.
Elucidat - HTML5 e-learning authoring software for creating amazing and ambitious responsive online and mobile e-learning.
Slack - A messaging app for teams who see through the Earth!
audli.io - audli.io is an audio plus slides platform.