The Tiny Designer - Understand design and what it can do. (5-week email course)
Event Hunt - Startups and Tech Events Curated By Locals
The Bosco - High tech photo-boothing for any event
TechEvents.co - Tech and startup events aggregator
Wildcard - Discover, connect and meet people at communities
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.