Virtual Booth - A photo booth for virtual events
1up Events - Corporate events as a service
GetStream.io - APIs for the development of scalable newsfeeds and chat applications.
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.
Roomkey - Gamified social network for virtual events
Facebook Local - Discover places to go and events happening near you