ParkingForMe - Marketplace for listing and renting unused parking spaces
SpotHero - Find, book & save on both daily & monthly parking with convenient garages, lots & valets near your destination.
Parking Kitty - New Product Hunt competitor for parking
On Air Parking - Ridiculously cheap and simple airport parking.
Parkmobile - Parkmobile lets you easily pay for on-street and off-street parking right from your mobile device.
parkOmator - Avoid parking tickets