Donut Slack Bot - Get matched with a new coffee buddy each week in Slack
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Bumble - Bumble is a social network that allows you to feel empowered while you make those connections, whether you’re dating, looking for friends, or growing your professional network. One first move on Bumble could change your life.
Event Hunt - Startups and Tech Events Curated By Locals
Double - Tinder for double dates
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets