Nicebreak - Virtual events for your team that they will love
Attendize Event Ticketing - Attendize is a free & open-source ticket selling and event management platform
Social hour - Engaging virtual social events, for work, friends, & family
Zoho Backstage - Plan, run, and analyze your event— all from one place
Roomkey - Gamified social network for virtual events
Meetup for iOS and Android - Discover groups that are all about the things you love