Radiate - It's not Tinder for festivals. A new way to meet people.
ContactRescue - Magically get your address book up-to-date and accurate
Highlight - "Highlight" physical books through conductive pages 📖✨
Cardhop - The Mac contacts app you'll want to use.
Pastimes - Find friends who do your favorite activities
Clearbit Connect - Clearbit Connect is a free extension that surfaces actionable information on the people who email you.