NoteAway - NoteAway is the simplest, most convenient way to take quick notes on OS X.

SpatialChat - Virtual space platform to help remote teams collaborate.

TakeNote - A web-based note-taking app with GitHub sync and Markdown support.

Gather Town - Spatial video-chat worlds for work and play

Speechy - Speechy is an app by Twelve Stars Software that comes up with features to help you in reading text in a variety of different formats such as pdf, txt, EPUB, webpages, and many others.

Chudo Virtual Spaces - Play around, meet friends, study or party with avatars!