The Hubspot Ruby SDK by Reinier de Lange allows interaction with various APIs, aiming to facilitate implementation of marketing and sales features into applications. Developers need Rails 3 to install as a Gemfile to start integration. Available configuration and usage.
Lately we're seeing a lot more talk about API monetization. Last week we covered TweetPhoto's efforts at encouraging developers to use the TweetPhoto API through a transactional payment model (one penny or so for each photo uploaded via the API). Last month we covered Bandsintown, which provides affiliate earnings via use of its Bandsintown API. And more recently Touchnote announced an affiliate payment model (with a whopping 30% royalty) for developers working with its image API.
Ten more APIs have been added to the ProgrammableWeb directory in categories including eCommerce, Auto, and Marketing. Highlights include the Sonos API for home sound automation and the Arcentry API for architectural diagram creation. Here's a look at what is new for developers.