Here's an interesting online business you may not have heard of: Betfair. Who are they? They're the world's leading online betting exchange, a concept they helped pioneer back in 2000, and now have annual revenues over 180 million pounds Sterling.
We've added seven APIs to the ProgrammableWeb directory in categories such as Sales, Shipping, Training and Natural Language Processing. Also new to the directory are SDKs for avatar platform Gravatar and Chartbeat website metrics. Here's a quick rundown of the new additions.