MakCorps - Hotel Price Comparison API
Boatsetter - Rent a boat, with or without a captain. Powerboats and sailboats, anywhere in the country.
Gopher - Better hotel deals automatically, every time + cash back
Samboat - The global airbnb for boats
TripRebel - Book your hotel now & get a refund when the price drops
Antlos - Airbnb for boats