The Pokitdok PHP Library offers developers full access to the Pokitdok API services. With this library, developers have a way to communicate with the API using PHP, enabling their customers to directly use the Pokitdok services directly from their applications.
Kasabi has just moved into public beta. The private beta is over, and Kasabi is openly ready and willing to become your data marketplace. This is similar to what the primates over at InfoChimps are doing: building a community around data sets and APIs. The Kasabi API collection feels like a first attempt at standardizing the task of designing an API for accessing a dataset.