RentHoop - Tinder for finding roommates
Dwell - A social network for the design-obsessed
Splitwise - Splitwise is a free tool for friends and roommates to track bills and other shared expenses, so that everyone gets paid back. On the web, iPhone, and Android!
Buy it on Pinterest - Buy things directly on Pinterest.
Pack - Makes it simple to find the best roommates.
Designer List - Global directory of product designers