Eventtus - Engagement platform for events.
Event Hunt - Startups and Tech Events Curated By Locals
ColdInbox - Quickly Send Automated LinkedIn Messages That Convert Your High Value-Prospects Into Leads And Then Customers Without Having to Spend $$$ in Advertising!
TechEvents.co - Tech and startup events aggregator
Konflist - Curated list of tech conferences all around the world!
Meetup for iOS and Android - Discover groups that are all about the things you love