SpatialChat - Virtual space platform to help remote teams collaborate.
JustNotepad.com - A free online notepad allows you to create any text or notes in your web browser.
Gather Town - Spatial video-chat worlds for work and play
TakeNote - A web-based note-taking app with GitHub sync and Markdown support.
Chudo Virtual Spaces - Play around, meet friends, study or party with avatars!
NoteAway - NoteAway is the simplest, most convenient way to take quick notes on OS X.