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

Calendify - Calendify is an event community where you can share, publish, and subscribe to event calendars. It helps you to stay informed about what you are interested in and what is yet to come.

SpatialChat - Virtual space platform to help remote teams collaborate.

Vamos - Local Event Discovery

Teamflow - Feel like a team again with your own virtual office

Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.