One Night Standard - Same night reservations at all Standard Hotels
HotelTonight Escape - The best getaway deals for tonight (or the weekend)
MakCorps - Hotel Price Comparison API
ONE:NIGHT - Last minute reservations at only the best hotels
Hotellook - Compare hotel deals from all the leading booking agencies
Hopper - Hopper is the #1 most downloaded travel app in North America! We aspire to be the world’s best — and most fun — place to book travel.