Clearbit Connect - Clearbit Connect is a free extension that surfaces actionable information on the people who email you.
Plants - Find healthy plant-based food options around you 🍃
Hunter - Find all the email addresses related to a domain
No Meat Today - Eat less meat: track, attract 🐮, decide!
AnyMailFinder.com - Find anyone's email address
Lists - Make decentralised lists for any purpose