500 Makers - An updated list of the Top 500 Makers on Product Hunt
ContactRescue - Magically get your address book up-to-date and accurate
500 Hunters - Forever changing list of the Top 500 Hunters on Product Hunt
Cardhop - The Mac contacts app you'll want to use.
Nice To Hunt You - A simple way to network with other Product Hunters 😸
Clearbit Connect - Clearbit Connect is a free extension that surfaces actionable information on the people who email you.