When we first looked at the fastest growing API categories of recent years, Financial and Payments both made the list. We've seen a number of signals that there is great interest in API related to Finance so we decided to take a deeper look at the category's growth this month.
At some point before long mashups will start becoming more utilitarian and less one-off novelties. Currently one of the more useful utilities built on web APIs is the blueorganizer Firefox extension from adaptiveblue (a ProgrammableWeb sponsor).
Mocapay focuses on mobilizing businesses' payment, loyalty, coupon, and gift programs through innovative software. Mocapay aims to unify merchant programs and payment options across all devices. To enhance its platform, Mocapay recently launched a token solution that integrates with any POS system via an API.