Observe

Get an Airbnb for every kind of trip → 8 million vacation rentals → 2 million Guest Favorites → 220+ countries and regions worldwide

Cloudkick is system to manage cloud servers, such as the Rackspace Cloud and Amazon's EC2. Cloudkick provides an easy to use monitoring/alerting solution to support your production infrastructure on the cloud. Cloudkic

Divvyshot is a photo-sharing platform that enables users to share full resolution photos with friends.

Heyzap is a premier mobile ad network that helps millions of users discover apps they love. Heyzap’s SDK for Android and iOS apps allows both well-established app producers and innovative indie developers to monetize and

Nambii is an online dating service with iPhone applications that allow users to send and receive flirts with people around them.

Picurio is web-based photo sharing and photo management software.

ReMail is an email app that downloads all your email to your iPhone and offers a comprehensive email search.

Skysheet is a web-based spreadsheet, in stealth mode as of March 2009.

Volantio is a leader in travel technology software focused on revenue and capacity optimization for airlines. Based in Atlanta, GA, Volantio partners with major airlines globally such as Qantas, Iberia, Alaska Airli

Voxli offers browser-based group voice chat for gamers and teams. Users of Voxli can voice chat with up to 200 people at a time without leaving the browser or setting up a voice server. Each group voice chat exists at

Watch your electricity use live and bill tenants from real submeter readings. Works with EKM Omnimeters and the Rainforest Eagle. From $79/year, 30-day free trial.