The Dailymile Ruby SDK by Dailymile supports most points in the API, allowing developers to integrate fitness tracking features into social applications. Resources available to authenticate with OAuth and interact with REST protocols.
Dropbox has announced its first developer conference: DBX. On July 9th, Dropbox will host an invited group of developers and designers to San Francisco to share ideas with developer brethren and learn about what's coming from Drobox. Although attendees must be invited, tickets are $350 and those interested can request an invitation.
As a developer, you can figure out how to make your program connect to Facebook, Twitter, SMS, and Email. Or you can use the Embarke API and connect just to Embarke, a messaging platform that connects you to them all. You can skip learning the specifics of how to connect to each of them. The REST API's website has a five minute tutorial video on how to use this gateway to its developer tools for social communications.