On Air Parking - Ridiculously cheap and simple airport parking.
Parking Kitty - New Product Hunt competitor for parking
Monkey Parking - On demand street parking
Blucar - On-demand parking at the drop of a pin
SpotAngels Web - The community based parking maps now available on Web
SpotHero - Find, book & save on both daily & monthly parking with convenient garages, lots & valets near your destination.