The CityGrid Ruby SDK by CityGrid provides installation, configuration, and sessions as part of the resources included on GitHub. Although still in development, author recommends to use the latest development. To start, obtain a publisher code at http://developer.citygridmedia.com/
Carpools are a great option for the daily commute to the office, especially for those who want to save a substantial amount on fuel or just simply want to minimise their carbon footprint by using their vehicles less. Carpoolworld is an application that works to help commuters and other travellers find others in nearby locations with similar transportation needs, to make ride-sharing arrangements. Carpoolworld also provides the Carpoolworld API that gives developers the option to create applications using this data.
Wishpot typically brings "lists" to mind. With Wishpot's original service, users could create a single wish list from multiple sites. The service eliminated the need for a new list for every site in which a shopper was interested. Wishpot has now expanded the wish list experience into a full shopping experience with a new API framework that provides true social commerce (shopping/browsing through checkout from the same platform).