IGCD.net - IGCD: Internet Game Cars Database
Skurt - Tap a button, have a rental car delivered.
Vanly - Share driveway space
Getaround - Instantly rent cars near you. Rent nearby cars, trucks, and vans, by the hour or day.
IMCDB - You will find here the most complete list on the web about cars, bikes, trucks and other vehicles seen in movies and TV series, image captures and information about them.
WaiveCar - The world's first all electric and free car-sharing service