Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
VRidge - Play PC VR games inside your mobile VR headset.
Event Hunt - Startups and Tech Events Curated By Locals
TrinusVR - TrinusVR connects your Android phone to your PC so you can play your PC games in virtual reality.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Virtual Desktop - Use your computer in VR