Airbnb Price Per Night Correcter - Chrome extension displays nightly price including taxes
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
iROOMit - The official roommate finder. Find a roommate or a room for rent in your area on iROOMit. Create your listing and get your search started today.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Overnight - Book a last minute room with locals, in seconds.
Bigtent - BigTent is a web-based organization and communication portal for groups.