Fat Lama - Borrow stuff you need. Lend stuff you don't
RentHoop - Tinder for finding roommates
Daylui.com - Daylui is an "Airbnb for everyhing else".
Housing Anywhere - The international student housing platform
Idle - Rent Any Thing - A Peer-to-Peer Renting Community for Idle Goods
Campus Cribz - College student rentals and roommate matching