Kiwi.com - Find and book the best low-cost flights all around the world
ParkingForMe - Marketplace for listing and renting unused parking spaces
Skyscanner - Skyscanner.com compares over 1000 airlines to find you the cheapest airfares, fast.
On Air Parking - Ridiculously cheap and simple airport parking.
JetRadar - Compare flights from hundreds of airlines & travel agencies
Parking Kitty - New Product Hunt competitor for parking