Yahoo! Social offers a PHP SDK currently in Alpha stage. The main difference between PHP5 and PHP is the available storage. As the site states, the new implementation is more flexible because developers can store OAuth tokens in a PHP session, in a database, or in memcache. Requirements showcase OAuth, Open ID, OpenSocial, and JSON with its respective redirected links. Examples include fetching YQL, fetching social data, fetching people and activities with OpenSocial, and adding contacts. Tests offer functional examples and results as well. Despite the fact that the SDK is in a experimental stage, developers have the opportunity to plan social directory and contact applications in advance.
Popular micro-blogging platform Twitter has announced new "retweet" feature that will be added soon, complete with a new retweet API that will allow developers to access retweets in a variety of ways. As many of you know, the Twitter API (our Twitter API Profile) has quickly become one of the most popular APIs in our API Directory.
As first reported in mediabistro, The New York Times is planning to release an API sometime this summer. The goal, as editor of interactive news Aron Pilhofer put it, is to "make the NYT programmable. Everything we produce should be organized data."