Expert Republic - 1-1 Video consultations with experts from any industry
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Superpeer Channels - Beautiful livestreams with your subscribers
Google Groups - Google Groups allows you to create and participate in online forums and email-based groups with a rich experience for community conversations.
Warmspace - Tech-powered conversations that transform relationships in work and life.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets